diff --git a/api/@ohos.security.cryptoFramework.d.ts b/api/@ohos.security.cryptoFramework.d.ts
index 2410471454c81b444d140f7123e6b5d8d8f4d8d9..8648dc4b6c44bd608beefdc4bb47a68ed898e97d 100644
--- a/api/@ohos.security.cryptoFramework.d.ts
+++ b/api/@ohos.security.cryptoFramework.d.ts
@@ -29,6 +29,7 @@ import type { AsyncCallback, Callback } from './@ohos.base';
  *
  * @namespace cryptoFramework
  * @syscap SystemCapability.Security.CryptoFramework
+ * @crossplatform
  * @atomicservice
  * @since 11
  */
@@ -45,6 +46,7 @@ declare namespace cryptoFramework {
    *
    * @enum { number }
    * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
    * @atomicservice
    * @since 11
    */
@@ -59,6 +61,7 @@ declare namespace cryptoFramework {
      * Indicates that input parameters is invalid.
      *
      * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
      * @atomicservice
      * @since 11
      */
@@ -70,6 +73,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Indicates that function or algorithm is not supported.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     NOT_SUPPORT = 801,
 
     /**
@@ -82,6 +92,7 @@ declare namespace cryptoFramework {
      * Indicates the memory error.
      *
      * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
      * @atomicservice
      * @since 11
      */
@@ -93,6 +104,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Indicates that runtime error.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     ERR_RUNTIME_ERROR = 17620002,
 
     /**
@@ -105,6 +123,7 @@ declare namespace cryptoFramework {
      * Indicates that crypto operation error.
      *
      * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
      * @atomicservice
      * @since 11
      */
@@ -123,6 +142,7 @@ declare namespace cryptoFramework {
    *
    * @typedef DataBlob
    * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
    * @atomicservice
    * @since 11
    */
@@ -139,6 +159,7 @@ declare namespace cryptoFramework {
      *
      * @type { Uint8Array }
      * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
      * @atomicservice
      * @since 11
      */
@@ -152,6 +173,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 9
    */
+  /**
+   * Provides the ParamsSpec type, including the algorithm name.
+   *
+   * @typedef ParamsSpec
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface ParamsSpec {
     /**
      * Indicates the algorithm name. Should be set before initialization of a cipher object.
@@ -160,6 +189,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Indicates the algorithm name. Should be set before initialization of a cipher object.
+     *
+     * @type { string }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     algName: string;
   }
 
@@ -170,6 +207,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 9
    */
+  /**
+   * Provides the IvParamsSpec type, including the parameter iv.
+   *
+   * @typedef IvParamsSpec
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface IvParamsSpec extends ParamsSpec {
     /**
      * Indicates the algorithm parameters such as iv.
@@ -178,6 +223,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Indicates the algorithm parameters such as iv.
+     *
+     * @type { DataBlob }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     iv: DataBlob;
   }
 
@@ -188,6 +241,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 9
    */
+  /**
+   * Provides the GcmParamsSpec type, including the parameter iv, aad and authTag.
+   *
+   * @typedef GcmParamsSpec
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface GcmParamsSpec extends ParamsSpec {
     /**
      * Indicates the GCM algorithm parameters such as iv.
@@ -196,6 +257,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Indicates the GCM algorithm parameters such as iv.
+     *
+     * @type { DataBlob }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     iv: DataBlob;
 
     /**
@@ -205,6 +274,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Indicates the additional Authenticated Data in GCM mode.
+     *
+     * @type { DataBlob }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     aad: DataBlob;
 
     /**
@@ -214,6 +291,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Indicates the output tag from the encryption operation. The tag is used for integrity check.
+     *
+     * @type { DataBlob }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     authTag: DataBlob;
   }
 
@@ -224,6 +309,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 9
    */
+  /**
+   * Provides the CcmParamsSpec type, including the parameter iv, aad and authTag.
+   *
+   * @typedef CcmParamsSpec
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface CcmParamsSpec extends ParamsSpec {
     /**
      * Indicates the GCM algorithm parameters such as IV.
@@ -232,6 +325,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Indicates the GCM algorithm parameters such as IV.
+     *
+     * @type { DataBlob }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     iv: DataBlob;
 
     /**
@@ -241,6 +342,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Indicates the Additional Authenticated Data in CCM mode.
+     *
+     * @type { DataBlob }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     aad: DataBlob;
 
     /**
@@ -250,6 +359,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Indicates the output tag from the encryption operation. The tag is used for integrity check.
+     *
+     * @type { DataBlob }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     authTag: DataBlob;
   }
 
@@ -260,6 +377,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 9
    */
+  /**
+   * Enum for obtain the crypto operation.
+   *
+   * @enum { number }
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   enum CryptoMode {
     /**
      * The value of encryption operation for AES, 3DES and RSA.
@@ -267,6 +392,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * The value of encryption operation for AES, 3DES and RSA.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     ENCRYPT_MODE = 0,
 
     /**
@@ -275,6 +407,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * The value of decryption operation for AES, 3DES and RSA.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     DECRYPT_MODE = 1
   }
 
@@ -285,6 +424,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 9
    */
+  /**
+   * Provides the Key type, which is the common parent class of keys.
+   *
+   * @typedef Key
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface Key {
     /**
      * Encode the key object to binary data.
@@ -296,6 +443,17 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Encode the key object to binary data.
+     *
+     * @returns { DataBlob } the binary data of the key object.
+     * @throws { BusinessError } 801 - this operation is not supported.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     getEncoded(): DataBlob;
 
     /**
@@ -306,6 +464,15 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Indicates the format of the key object.
+     *
+     * @type { string }
+     * @readonly
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     readonly format: string;
 
     /**
@@ -316,6 +483,15 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Indicates the algorithm name of the key object.
+     *
+     * @type { string }
+     * @readonly
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     readonly algName: string;
   }
 
@@ -326,6 +502,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 9
    */
+  /**
+   * Provides the SymKey type, which is used for symmetric cryptography.
+   *
+   * @typedef SymKey
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface SymKey extends Key {
     /**
      * Reset the key data to zero in the memory.
@@ -333,6 +517,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Reset the key data to zero in the memory.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     clearMem(): void;
   }
 
@@ -343,6 +534,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 9
    */
+  /**
+   * Provides the private key type.
+   *
+   * @typedef PriKey
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface PriKey extends Key {
     /**
      * Clear memory of private key.
@@ -350,6 +549,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Clear memory of private key.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     clearMem(): void;
 
     /**
@@ -363,6 +569,18 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Get the specified parameter of the private key.
+     *
+     * @param { AsyKeySpecItem } itemType - indicates the specified parameters type.
+     * @returns { bigint | string | number } the specified parameters value.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     getAsyKeySpec(itemType: AsyKeySpecItem): bigint | string | number;
   }
 
@@ -373,6 +591,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 9
    */
+  /**
+   * Provides the public key interface for asymmetric keys.
+   *
+   * @typedef PubKey
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface PubKey extends Key {
     /**
      * Get the specified parameter of the public key.
@@ -385,6 +611,18 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Get the specified parameter of the public key.
+     *
+     * @param { AsyKeySpecItem } itemType - indicates the specified parameters type.
+     * @returns { bigint | string | number } the specified parameters value.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     getAsyKeySpec(itemType: AsyKeySpecItem): bigint | string | number;
   }
 
@@ -395,6 +633,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 9
    */
+  /**
+   * Provides the keypair interface for asymmetric keys. A keyPair object contains both private key and public key.
+   *
+   * @typedef KeyPair
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface KeyPair {
     /**
      * KeyPair's private key.
@@ -404,6 +650,15 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * KeyPair's private key.
+     *
+     * @type { PriKey }
+     * @readonly
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     readonly priKey: PriKey;
 
     /**
@@ -414,6 +669,15 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * KeyPair's public key.
+     *
+     * @type { PubKey }
+     * @readonly
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     readonly pubKey: PubKey;
   }
 
@@ -429,6 +693,7 @@ declare namespace cryptoFramework {
    *
    * @typedef Random
    * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
    * @atomicservice
    * @since 11
    */
@@ -453,6 +718,7 @@ declare namespace cryptoFramework {
      * @throws { BusinessError } 17620001 - memory error.
      * @throws { BusinessError } 17630001 - crypto operation error.
      * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
      * @atomicservice
      * @since 11
      */
@@ -478,6 +744,7 @@ declare namespace cryptoFramework {
      * @throws { BusinessError } 17620001 - memory error.
      * @throws { BusinessError } 17630001 - crypto operation error.
      * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
      * @atomicservice
      * @since 11
      */
@@ -503,6 +770,7 @@ declare namespace cryptoFramework {
      * @throws { BusinessError } 17620001 - memory error.
      * @throws { BusinessError } 17630001 - crypto operation error.
      * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
      * @atomicservice
      * @since 11
      */
@@ -514,6 +782,7 @@ declare namespace cryptoFramework {
      * @param { DataBlob } seed - indicates the seed DataBlob.
      * @throws { BusinessError } 17620001 - memory error.
      * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
      * @since 9
      */
     /**
@@ -541,6 +810,7 @@ declare namespace cryptoFramework {
      * @type { string }
      * @readonly
      * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
      * @atomicservice
      * @since 11
      */
@@ -561,6 +831,7 @@ declare namespace cryptoFramework {
    * @returns { Random } returns the created rand instance.
    * @throws { BusinessError } 17620001 - memory error.
    * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
    * @atomicservice
    * @since 11
    */
@@ -573,6 +844,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 9
    */
+  /**
+   * The AsyKeyGenerator provides the ability to generate or convert keyPair.
+   *
+   * @typedef AsyKeyGenerator
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface AsyKeyGenerator {
     /**
      * Used to generate asymmetric keypair.
@@ -584,6 +863,17 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Used to generate asymmetric keypair.
+     *
+     * @param { AsyncCallback<KeyPair> } callback - the callback used to return keypair.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     generateKeyPair(callback: AsyncCallback<KeyPair>): void;
 
     /**
@@ -596,6 +886,17 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Used to generate asymmetric keypair.
+     *
+     * @returns { Promise<KeyPair> } the promise used to return keypair.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     generateKeyPair(): Promise<KeyPair>;
 
     /**
@@ -610,12 +911,25 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
-    convertKey(pubKey: DataBlob, priKey: DataBlob, callback: AsyncCallback<KeyPair>): void;
-
     /**
      * Used to convert asymmetric key data to keypair object.
      *
-     * @param { DataBlob | null } pubKey - the public key data blob.
+     * @param { DataBlob } pubKey - the public key data blob.
+     * @param { DataBlob } priKey - the private key data blob.
+     * @param { AsyncCallback<KeyPair> } callback - the callback used to return keypair.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
+    convertKey(pubKey: DataBlob, priKey: DataBlob, callback: AsyncCallback<KeyPair>): void;
+
+    /**
+     * Used to convert asymmetric key data to keypair object.
+     *
+     * @param { DataBlob | null } pubKey - the public key data blob.
      * @param { DataBlob | null } priKey - the private key data blob.
      * @param { AsyncCallback<KeyPair> } callback - the callback used to return keypair.
      * @throws { BusinessError } 401 - invalid parameters.
@@ -624,6 +938,19 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Used to convert asymmetric key data to keypair object.
+     *
+     * @param { DataBlob | null } pubKey - the public key data blob.
+     * @param { DataBlob | null } priKey - the private key data blob.
+     * @param { AsyncCallback<KeyPair> } callback - the callback used to return keypair.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     convertKey(pubKey: DataBlob | null, priKey: DataBlob | null, callback: AsyncCallback<KeyPair>): void;
 
     /**
@@ -638,6 +965,19 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Used to convert asymmetric key data to keypair object.
+     *
+     * @param { DataBlob } pubKey - the public key data blob.
+     * @param { DataBlob } priKey - the private key data blob.
+     * @returns { Promise<KeyPair> } the promise used to return keypair.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     convertKey(pubKey: DataBlob, priKey: DataBlob): Promise<KeyPair>;
 
     /**
@@ -652,6 +992,19 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Used to convert asymmetric key data to keypair object.
+     *
+     * @param { DataBlob | null } pubKey - the public key data blob.
+     * @param { DataBlob | null } priKey - the private key data blob.
+     * @returns { Promise<KeyPair> } the promise used to return keypair.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     convertKey(pubKey: DataBlob | null, priKey: DataBlob | null): Promise<KeyPair>;
 
     /**
@@ -662,6 +1015,15 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * The algName of the AsyKeyGenerator.
+     *
+     * @type { string }
+     * @readonly
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     readonly algName: string;
   }
 
@@ -672,6 +1034,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 9
    */
+  /**
+   * Provides the SymKeyGenerator type, which is used for generating symmetric key.
+   *
+   * @typedef SymKeyGenerator
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface SymKeyGenerator {
     /**
      * Generate a symmetric key object randomly.
@@ -681,6 +1051,15 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Generate a symmetric key object randomly.
+     *
+     * @param { AsyncCallback<SymKey> } callback - the callback of generateSymKey.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     generateSymKey(callback: AsyncCallback<SymKey>): void;
 
     /**
@@ -691,6 +1070,15 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Generate a symmetric key object randomly.
+     *
+     * @returns { Promise<SymKey> } the promise returned by the function.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     generateSymKey(): Promise<SymKey>;
 
     /**
@@ -703,6 +1091,17 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Generate a symmetric key object according to the provided binary key data.
+     *
+     * @param { DataBlob } key - the key data blob.
+     * @param { AsyncCallback<SymKey> } callback - the callback of generateSymKey.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     convertKey(key: DataBlob, callback: AsyncCallback<SymKey>): void;
 
     /**
@@ -715,6 +1114,17 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Generate a symmetric key object according to the provided binary key data.
+     *
+     * @param { DataBlob } key - the key data blob.
+     * @returns { Promise<SymKey> } the promise returned by the function.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     convertKey(key: DataBlob): Promise<SymKey>;
 
     /**
@@ -725,6 +1135,15 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Indicates the algorithm name of the SymKeyGenerator object.
+     *
+     * @type { string }
+     * @readonly
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     readonly algName: string;
   }
 
@@ -739,6 +1158,18 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 9
    */
+  /**
+   * Create the asymmetric key generator instance according to the given algorithm name.
+   *
+   * @param { string } algName - indicates the algorithm name.
+   * @returns { AsyKeyGenerator } the asymmetric key generator instance.
+   * @throws { BusinessError } 401 - invalid parameters.
+   * @throws { BusinessError } 801 - this operation is not supported.
+   * @throws { BusinessError } 17620001 - memory error.
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   function createAsyKeyGenerator(algName: string): AsyKeyGenerator;
 
   /**
@@ -751,6 +1182,17 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 9
    */
+  /**
+   * Create a symmetric key generator according to the given algorithm name.
+   *
+   * @param { string } algName - indicates the algorithm name.
+   * @returns { SymKeyGenerator } the symmetric key generator instance.
+   * @throws { BusinessError } 401 - invalid parameters.
+   * @throws { BusinessError } 801 - this operation is not supported.
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   function createSymKeyGenerator(algName: string): SymKeyGenerator;
 
   /**
@@ -760,6 +1202,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 9
    */
+  /**
+   * Provides the Mac type, which is used for Mac generation.
+   *
+   * @typedef Mac
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface Mac {
     /**
      * Init hmac with given SymKey.
@@ -771,6 +1221,17 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Init hmac with given SymKey.
+     *
+     * @param { SymKey } key - indicates the SymKey.
+     * @param { AsyncCallback<void> } callback - the callback of the init function.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     init(key: SymKey, callback: AsyncCallback<void>): void;
 
     /**
@@ -783,6 +1244,17 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Init hmac with given SymKey.
+     *
+     * @param { SymKey } key - indicates the SymKey.
+     * @returns { Promise<void> } the promise returned by the function.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     init(key: SymKey): Promise<void>;
 
     /**
@@ -795,6 +1267,17 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Update hmac with DataBlob.
+     *
+     * @param { DataBlob } input - indicates the DataBlob.
+     * @param { AsyncCallback<void> } callback - the callback of the update function.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     update(input: DataBlob, callback: AsyncCallback<void>): void;
 
     /**
@@ -807,6 +1290,17 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Update hmac with DataBlob.
+     *
+     * @param { DataBlob } input - indicates the DataBlob.
+     * @returns { Promise<void> } the promise returned by the function.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     update(input: DataBlob): Promise<void>;
 
     /**
@@ -818,6 +1312,16 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Output the result of hmac calculation.
+     *
+     * @param { AsyncCallback<DataBlob> } callback - the callback of the doFinal function.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     doFinal(callback: AsyncCallback<DataBlob>): void;
 
     /**
@@ -829,6 +1333,16 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Output the result of hmac calculation.
+     *
+     * @returns { Promise<DataBlob> } the promise returned by the function.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     doFinal(): Promise<DataBlob>;
 
     /**
@@ -839,6 +1353,15 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Output the length of hmac result.
+     *
+     * @returns { number } returns the length of the hmac result.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     getMacLength(): number;
 
     /**
@@ -849,6 +1372,15 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Indicates the algorithm name.
+     *
+     * @type { string }
+     * @readonly
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     readonly algName: string;
   }
 
@@ -862,6 +1394,17 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 9
    */
+  /**
+   * Provides the mac create func.
+   *
+   * @param { string } algName - indicates the mac algorithm name.
+   * @returns { Mac } returns the created mac instance.
+   * @throws { BusinessError } 401 - invalid parameters.
+   * @throws { BusinessError } 17620001 - memory error.
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   function createMac(algName: string): Mac;
 
   /**
@@ -871,6 +1414,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 9
    */
+  /**
+   * Provides the Md type, which is used for Md generation.
+   *
+   * @typedef Md
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface Md {
     /**
      * Update md with DataBlob.
@@ -882,6 +1433,17 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Update md with DataBlob.
+     *
+     * @param { DataBlob } input - indicates the DataBlob.
+     * @param { AsyncCallback<void> } callback - the callback of the update function.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     update(input: DataBlob, callback: AsyncCallback<void>): void;
 
     /**
@@ -894,6 +1456,17 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Update md with DataBlob.
+     *
+     * @param { DataBlob } input - indicates the DataBlob.
+     * @returns { Promise<void> } the promise returned by the function.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     update(input: DataBlob): Promise<void>;
 
     /**
@@ -905,18 +1478,38 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
-    digest(callback: AsyncCallback<DataBlob>): void;
-
     /**
      * Output the result of md calculation.
      *
-     * @returns { Promise<DataBlob> } the promise returned by the function.
+     * @param { AsyncCallback<DataBlob> } callback - the callback of the digest function.
      * @throws { BusinessError } 17620001 - memory error.
      * @throws { BusinessError } 17630001 - crypto operation error.
      * @syscap SystemCapability.Security.CryptoFramework
-     * @since 9
+     * @crossplatform
+     * @since 11
      */
-    digest(): Promise<DataBlob>;
+    digest(callback: AsyncCallback<DataBlob>): void;
+
+    /**
+     * Output the result of md calculation.
+     *
+     * @returns { Promise<DataBlob> } the promise returned by the function.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @since 9
+     */
+    /**
+     * Output the result of md calculation.
+     *
+     * @returns { Promise<DataBlob> } the promise returned by the function.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
+    digest(): Promise<DataBlob>;
 
     /**
      * Output the length of md result.
@@ -926,6 +1519,15 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Output the length of md result.
+     *
+     * @returns { number } returns the length of the hmac result.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     getMdLength(): number;
 
     /**
@@ -936,6 +1538,15 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Indicates the algorithm name.
+     *
+     * @type { string }
+     * @readonly
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     readonly algName: string;
   }
 
@@ -949,6 +1560,17 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 9
    */
+  /**
+   * Provides the md create func.
+   *
+   * @param { string } algName - indicates the md algorithm name.
+   * @returns { Md } returns the created md instance.
+   * @throws { BusinessError } 401 - invalid parameters.
+   * @throws { BusinessError } 17620001 - memory error.
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   function createMd(algName: string): Md;
 
   /**
@@ -958,6 +1580,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 10
    */
+  /**
+   * Enum for encryption specified parameters.
+   *
+   * @enum { number }
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   enum CipherSpecItem {
     /**
      * Indicates the algorithm name of the message digest function. It is used during RSA encryption.
@@ -965,6 +1595,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the algorithm name of the message digest function. It is used during RSA encryption.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     OAEP_MD_NAME_STR = 100,
 
     /**
@@ -973,6 +1610,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the algorithm name for the mask generation function. It is used during RSA encryption.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     OAEP_MGF_NAME_STR = 101,
 
     /**
@@ -981,6 +1625,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the message digest parameter for the MGF1 mask generation function. It is used during RSA encryption.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     OAEP_MGF1_MD_STR = 102,
 
     /**
@@ -989,6 +1640,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the source of the encoding input P. It is used during RSA encryption.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     OAEP_MGF1_PSRC_UINT8ARR = 103
   }
 
@@ -999,6 +1657,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 10
    */
+  /**
+   * Enum for signature specified parameters, also used for verification.
+   *
+   * @enum { number }
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   enum SignSpecItem {
     /**
      * Indicates the algorithm name of the message digest function. It is used in RSA signing and verifying process.
@@ -1006,6 +1672,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the algorithm name of the message digest function. It is used in RSA signing and verifying process.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     PSS_MD_NAME_STR = 100,
 
     /**
@@ -1014,6 +1687,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the algorithm name of the mask generation function. It is used in RSA signing and verifying process.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     PSS_MGF_NAME_STR = 101,
 
     /**
@@ -1023,6 +1703,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the message digest parameter for the MGF1 mask generation function.
+     * It is used in RSA signing and verifying process.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     PSS_MGF1_MD_STR = 102,
 
     /**
@@ -1031,6 +1719,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the salt length in bits. It is used in RSA signing and verifying process.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     PSS_SALT_LEN_NUM = 103,
 
     /**
@@ -1039,6 +1734,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the value for the trailer field. It is used in RSA signing and verifying process.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     PSS_TRAILER_FIELD_NUM = 104
   }
 
@@ -1049,6 +1751,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 9
    */
+  /**
+   * Provides the Cipher type, which is used for encryption and decryption operations.
+   *
+   * @typedef Cipher
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface Cipher {
     /**
      * Init the crypto operation with the given crypto mode, key and parameters.
@@ -1064,6 +1774,21 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Init the crypto operation with the given crypto mode, key and parameters.
+     *
+     * @param { CryptoMode } opMode - indicates the crypto mode is encryption or decryption.
+     * @param { Key } key - indicates the symmetric key or the asymmetric key.
+     * @param { ParamsSpec } params - indicates the algorithm parameters such as IV.
+     * @param { AsyncCallback<void> } callback - the callback of the init function.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17620002 - runtime error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     init(opMode: CryptoMode, key: Key, params: ParamsSpec, callback: AsyncCallback<void>): void;
 
     /**
@@ -1080,6 +1805,21 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Init the crypto operation with the given crypto mode, key and parameters.
+     *
+     * @param { CryptoMode } opMode - indicates the crypto mode is encryption or decryption.
+     * @param { Key } key - indicates the symmetric key or the asymmetric key.
+     * @param { ParamsSpec | null } params - indicates the algorithm parameters such as IV.
+     * @param { AsyncCallback<void> } callback - the callback of the init function.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17620002 - runtime error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     init(opMode: CryptoMode, key: Key, params: ParamsSpec | null, callback: AsyncCallback<void>): void;
 
     /**
@@ -1096,6 +1836,21 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Init the crypto operation with the given crypto mode, key and parameters.
+     *
+     * @param { CryptoMode } opMode - indicates the crypto mode is encryption or decryption.
+     * @param { Key } key - indicates the symmetric key or the asymmetric key.
+     * @param { ParamsSpec } params - indicates the algorithm parameters such as IV.
+     * @returns { Promise<void> } the promise returned by the function.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17620002 - runtime error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     init(opMode: CryptoMode, key: Key, params: ParamsSpec): Promise<void>;
 
     /**
@@ -1112,6 +1867,21 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Init the crypto operation with the given crypto mode, key and parameters.
+     *
+     * @param { CryptoMode } opMode - indicates the crypto mode is encryption or decryption.
+     * @param { Key } key - indicates the symmetric key or the asymmetric key.
+     * @param { ParamsSpec | null } params - indicates the algorithm parameters such as IV.
+     * @returns { Promise<void> } the promise returned by the function.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17620002 - runtime error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     init(opMode: CryptoMode, key: Key, params: ParamsSpec | null): Promise<void>;
 
     /**
@@ -1127,6 +1897,20 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Update the crypto operation with the input data, and feed back the encrypted or decrypted data
+     * this time. RSA is not supported in this function.
+     *
+     * @param { DataBlob } data - indicates the data to be encrypted or decrypted.
+     * @param { AsyncCallback<DataBlob> } callback - the callback of the update function.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17620002 - runtime error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     update(data: DataBlob, callback: AsyncCallback<DataBlob>): void;
 
     /**
@@ -1142,6 +1926,20 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Update the crypto operation with the input data, and feed back the encrypted or decrypted data
+     * this time. RSA is not supported in this function.
+     *
+     * @param { DataBlob } data - indicates the data to be encrypted or decrypted.
+     * @returns { Promise<DataBlob> } the promise returned by the function.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17620002 - runtime error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     update(data: DataBlob): Promise<DataBlob>;
 
     /**
@@ -1157,6 +1955,20 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Finish the crypto operation, encrypt or decrypt the input data, and then feed back the output data.
+     * Data cannot be updated after the crypto operation is finished.
+     *
+     * @param { DataBlob } data - indicates the data to be finally encrypted or decrypted.
+     * @param { AsyncCallback<DataBlob> } callback - the callback of the doFinal function.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17620002 - runtime error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     doFinal(data: DataBlob, callback: AsyncCallback<DataBlob>): void;
 
     /**
@@ -1172,6 +1984,20 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Finish the crypto operation, encrypt or decrypt the input data, and then feed back the output data.
+     * Data cannot be updated after the crypto operation is finished.
+     *
+     * @param { DataBlob | null } data - indicates the data to be finally encrypted or decrypted.
+     * @param { AsyncCallback<DataBlob> } callback - the callback of the doFinal function.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17620002 - runtime error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     doFinal(data: DataBlob | null, callback: AsyncCallback<DataBlob>): void;
 
     /**
@@ -1187,6 +2013,20 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Finish the crypto operation, encrypt or decrypt the input data, and then feed back the output data.
+     * Data cannot be updated after the crypto operation is finished.
+     *
+     * @param { DataBlob } data - indicates the data to be finally encrypted or decrypted.
+     * @returns { Promise<DataBlob> } the promise returned by the function.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17620002 - runtime error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     doFinal(data: DataBlob): Promise<DataBlob>;
 
     /**
@@ -1202,6 +2042,20 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Finish the crypto operation, encrypt or decrypt the input data, and then feed back the output data.
+     * Data cannot be updated after the crypto operation is finished.
+     *
+     * @param { DataBlob | null } data - indicates the data to be finally encrypted or decrypted.
+     * @returns { Promise<DataBlob> } the promise returned by the function.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17620002 - runtime error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     doFinal(data: DataBlob | null): Promise<DataBlob>;
 
     /**
@@ -1217,6 +2071,20 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Set the specified parameter to the cipher object.
+     * Currently, only the OAEP_MGF1_PSRC_UINT8ARR parameter in RSA is supported.
+     *
+     * @param { CipherSpecItem } itemType - indicates the specified parameter type.
+     * @param { Uint8Array } itemValue - the value of the specified parameter.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 801 - this operation is not supported.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     setCipherSpec(itemType: CipherSpecItem, itemValue: Uint8Array): void;
 
     /**
@@ -1232,6 +2100,20 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Get the specified parameter from the cipher object.
+     * Currently, only OAEP parameters in RSA is supported.
+     *
+     * @param { CipherSpecItem } itemType - indicates the specified parameter type.
+     * @returns { string | Uint8Array } the value of the specified parameter.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 801 - this operation is not supported.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     getCipherSpec(itemType: CipherSpecItem): string | Uint8Array;
 
     /**
@@ -1242,6 +2124,15 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Indicates the algorithm name of the cipher object.
+     *
+     * @type { string }
+     * @readonly
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     readonly algName: string;
   }
 
@@ -1258,6 +2149,20 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 9
    */
+  /**
+   * Create a cipher object for encryption and decryption operations according to the given specifications.
+   * Two different Cipher objects should be created when using RSA encryption and decryption,
+   * even with the same specifications.
+   *
+   * @param { string } transformation - indicates the description to be transformed to cipher specifications.
+   * @returns { Cipher } the cipher object returned by the function.
+   * @throws { BusinessError } 401 - invalid parameters.
+   * @throws { BusinessError } 801 - this operation is not supported.
+   * @throws { BusinessError } 17620001 - memory error.
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   function createCipher(transformation: string): Cipher;
 
   /**
@@ -1267,6 +2172,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 9
    */
+  /**
+   * Provides the Sign type, which is used for generating signatures.
+   *
+   * @typedef Sign
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface Sign {
     /**
      * Used to init environment.
@@ -1280,6 +2193,19 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Used to init environment.
+     *
+     * @param { PriKey } priKey - the private key.
+     * @param { AsyncCallback<void> } callback - the call back function return nothing.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17620002 - runtime error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     init(priKey: PriKey, callback: AsyncCallback<void>): void;
 
     /**
@@ -1294,6 +2220,19 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Used to init environment.
+     *
+     * @param { PriKey } priKey - the private key.
+     * @returns { Promise<void> } return nothing.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17620002 - runtime error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     init(priKey: PriKey): Promise<void>;
 
     /**
@@ -1308,6 +2247,19 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Used to append the message need to be signed.
+     *
+     * @param { DataBlob } data - the data need to be signed.
+     * @param { AsyncCallback<void> } callback - the call back function return nothing.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17620002 - runtime error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     update(data: DataBlob, callback: AsyncCallback<void>): void;
 
     /**
@@ -1322,6 +2274,19 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Used to append the message need to be signed.
+     *
+     * @param { DataBlob } data - the data need to be signed.
+     * @returns { Promise<void> } return nothing.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17620002 - runtime error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     update(data: DataBlob): Promise<void>;
 
     /**
@@ -1336,6 +2301,19 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Used to sign message, include the update data.
+     *
+     * @param { DataBlob } data - the data need to be signed.
+     * @param { AsyncCallback<DataBlob> } callback - return the signed message.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17620002 - runtime error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     sign(data: DataBlob, callback: AsyncCallback<DataBlob>): void;
 
     /**
@@ -1350,6 +2328,19 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Used to sign message, include the update data.
+     *
+     * @param { DataBlob | null } data - the data need to be signed.
+     * @param { AsyncCallback<DataBlob> } callback - return the signed message.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17620002 - runtime error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     sign(data: DataBlob | null, callback: AsyncCallback<DataBlob>): void;
 
     /**
@@ -1364,6 +2355,19 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Used to append the message need to be signed.
+     *
+     * @param { DataBlob } data - the private key.
+     * @returns { Promise<DataBlob> } return the signed message.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17620002 - runtime error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     sign(data: DataBlob): Promise<DataBlob>;
 
     /**
@@ -1378,6 +2382,19 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Used to append the message need to be signed.
+     *
+     * @param { DataBlob | null } data - the private key.
+     * @returns { Promise<DataBlob> } return the signed message.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17620002 - runtime error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     sign(data: DataBlob | null): Promise<DataBlob>;
 
     /**
@@ -1393,6 +2410,20 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Set the specified parameter to the sign object.
+     * Currently, only the PSS_SALT_LEN parameter in RSA is supported.
+     *
+     * @param { SignSpecItem } itemType - indicates the specified parameter type.
+     * @param { number } itemValue - the value of the specified parameter.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 801 - this operation is not supported.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     setSignSpec(itemType: SignSpecItem, itemValue: number): void;
 
     /**
@@ -1408,6 +2439,20 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Get the specified parameter from the sign object.
+     * Currently, only PSS parameters in RSA is supported.
+     *
+     * @param { SignSpecItem } itemType - indicates the specified parameter type.
+     * @returns { string | number } the value of the specified parameter.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 801 - this operation is not supported.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     getSignSpec(itemType: SignSpecItem): string | number;
 
     /**
@@ -1418,6 +2463,15 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Indicates the algorithm name of the sign object.
+     *
+     * @type { string }
+     * @readonly
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     readonly algName: string;
   }
 
@@ -1428,11 +2482,73 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 9
    */
+  /**
+   * Provides the Verify interface, which is used for verifying signatures.
+   *
+   * @typedef Verify
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface Verify {
     /**
-     * Used to init environment.
+     * Used to init environment.
+     *
+     * @param { PubKey } pubKey - the public key.
+     * @param { AsyncCallback<void> } callback - return nothing.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17620002 - runtime error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @since 9
+     */
+    /**
+     * Used to init environment.
+     *
+     * @param { PubKey } pubKey - the public key.
+     * @param { AsyncCallback<void> } callback - return nothing.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17620002 - runtime error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
+    init(pubKey: PubKey, callback: AsyncCallback<void>): void;
+
+    /**
+     * Used to init environment.
+     *
+     * @param { PubKey } pubKey - the public key.
+     * @returns { Promise<void> } return nothing.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17620002 - runtime error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @since 9
+     */
+    /**
+     * Used to init environment.
+     *
+     * @param { PubKey } pubKey - the public key.
+     * @returns { Promise<void> } return nothing.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17620002 - runtime error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
+    init(pubKey: PubKey): Promise<void>;
+
+    /**
+     * Used to append the message need to be verified.
      *
-     * @param { PubKey } pubKey - the public key.
+     * @param { DataBlob } data - the data need to be verified.
      * @param { AsyncCallback<void> } callback - return nothing.
      * @throws { BusinessError } 401 - invalid parameters.
      * @throws { BusinessError } 17620001 - memory error.
@@ -1441,27 +2557,26 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
-    init(pubKey: PubKey, callback: AsyncCallback<void>): void;
-
     /**
-     * Used to init environment.
+     * Used to append the message need to be verified.
      *
-     * @param { PubKey } pubKey - the public key.
-     * @returns { Promise<void> } return nothing.
+     * @param { DataBlob } data - the data need to be verified.
+     * @param { AsyncCallback<void> } callback - return nothing.
      * @throws { BusinessError } 401 - invalid parameters.
      * @throws { BusinessError } 17620001 - memory error.
      * @throws { BusinessError } 17620002 - runtime error.
      * @throws { BusinessError } 17630001 - crypto operation error.
      * @syscap SystemCapability.Security.CryptoFramework
-     * @since 9
+     * @crossplatform
+     * @since 11
      */
-    init(pubKey: PubKey): Promise<void>;
+    update(data: DataBlob, callback: AsyncCallback<void>): void;
 
     /**
      * Used to append the message need to be verified.
      *
      * @param { DataBlob } data - the data need to be verified.
-     * @param { AsyncCallback<void> } callback - return nothing.
+     * @returns { Promise<void> } return nothing.
      * @throws { BusinessError } 401 - invalid parameters.
      * @throws { BusinessError } 17620001 - memory error.
      * @throws { BusinessError } 17620002 - runtime error.
@@ -1469,8 +2584,6 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
-    update(data: DataBlob, callback: AsyncCallback<void>): void;
-
     /**
      * Used to append the message need to be verified.
      *
@@ -1481,7 +2594,8 @@ declare namespace cryptoFramework {
      * @throws { BusinessError } 17620002 - runtime error.
      * @throws { BusinessError } 17630001 - crypto operation error.
      * @syscap SystemCapability.Security.CryptoFramework
-     * @since 9
+     * @crossplatform
+     * @since 11
      */
     update(data: DataBlob): Promise<void>;
 
@@ -1498,6 +2612,20 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Used to verify message, include the update data.
+     *
+     * @param { DataBlob } data - the data need to be verified.
+     * @param { DataBlob } signatureData - the signature data.
+     * @param { AsyncCallback<boolean> } callback - return the verify result.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17620002 - runtime error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     verify(data: DataBlob, signatureData: DataBlob, callback: AsyncCallback<boolean>): void;
 
     /**
@@ -1513,6 +2641,20 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Used to verify message, include the update data.
+     *
+     * @param { DataBlob | null } data - the data need to be verified.
+     * @param { DataBlob } signatureData - the signature data.
+     * @param { AsyncCallback<boolean> } callback - return the verify result.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17620002 - runtime error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     verify(data: DataBlob | null, signatureData: DataBlob, callback: AsyncCallback<boolean>): void;
 
     /**
@@ -1528,6 +2670,20 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Used to verify message, include the update data.
+     *
+     * @param { DataBlob } data - the data need to be verified.
+     * @param { DataBlob } signatureData - the signature data.
+     * @returns { Promise<boolean> } return the verify result.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17620002 - runtime error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     verify(data: DataBlob, signatureData: DataBlob): Promise<boolean>;
 
     /**
@@ -1543,6 +2699,20 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Used to verify message, include the update data.
+     *
+     * @param { DataBlob | null } data - the data need to be verified.
+     * @param { DataBlob } signatureData - the signature data.
+     * @returns { Promise<boolean> } return the verify result.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17620002 - runtime error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     verify(data: DataBlob | null, signatureData: DataBlob): Promise<boolean>;
 
     /**
@@ -1558,6 +2728,20 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Set the specified parameter to the verify object.
+     * Currently, only the PSS_SALT_LEN parameter in RSA is supported.
+     *
+     * @param { SignSpecItem } itemType - indicates the specified parameter type.
+     * @param { number } itemValue - the value of the specified parameter.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 801 - this operation is not supported.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     setVerifySpec(itemType: SignSpecItem, itemValue: number): void;
 
     /**
@@ -1573,6 +2757,20 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Get the specified parameter from the verify object.
+     * Currently, only PSS parameters in RSA is supported.
+     *
+     * @param { SignSpecItem } itemType - indicates the specified parameter type.
+     * @returns { string | number } the value of the specified parameter.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 801 - this operation is not supported.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     getVerifySpec(itemType: SignSpecItem): string | number;
 
     /**
@@ -1583,6 +2781,15 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Indicates the algorithm name of the verify object.
+     *
+     * @type { string }
+     * @readonly
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     readonly algName: string;
   }
 
@@ -1597,6 +2804,18 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 9
    */
+  /**
+   * Create a sign object for generating signatures.
+   *
+   * @param { string } algName - indicates the algorithm name and params.
+   * @returns { Sign } the sign class.
+   * @throws { BusinessError } 401 - invalid parameters.
+   * @throws { BusinessError } 801 - this operation is not supported.
+   * @throws { BusinessError } 17620001 - memory error.
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   function createSign(algName: string): Sign;
 
   /**
@@ -1610,6 +2829,18 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 9
    */
+  /**
+   * Create a verify object for verifying signatures.
+   *
+   * @param { string } algName - indicates the algorithm name and the parameters.
+   * @returns { Verify } the verify class.
+   * @throws { BusinessError } 401 - invalid parameters.
+   * @throws { BusinessError } 801 - this operation is not supported.
+   * @throws { BusinessError } 17620001 - memory error.
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   function createVerify(algName: string): Verify;
 
   /**
@@ -1619,6 +2850,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 9
    */
+  /**
+   * Provides key agreement function.
+   *
+   * @typedef KeyAgreement
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface KeyAgreement {
     /**
      * Used to generate secret.
@@ -1633,6 +2872,20 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Used to generate secret.
+     *
+     * @param { PriKey } priKey - the private key.
+     * @param { PubKey } pubKey - the public key.
+     * @param { AsyncCallback<DataBlob> } callback - return the secret.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17620002 - runtime error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     generateSecret(priKey: PriKey, pubKey: PubKey, callback: AsyncCallback<DataBlob>): void;
 
     /**
@@ -1648,6 +2901,20 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Used to generate secret.
+     *
+     * @param { PriKey } priKey - the private key.
+     * @param { PubKey } pubKey - the public key.
+     * @returns { Promise<DataBlob> } the promise used to return secret.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17620002 - runtime error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     generateSecret(priKey: PriKey, pubKey: PubKey): Promise<DataBlob>;
 
     /**
@@ -1658,6 +2925,15 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 9
      */
+    /**
+     * Indicates the algorithm name.
+     *
+     * @type { string }
+     * @readonly
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     readonly algName: string;
   }
 
@@ -1672,6 +2948,18 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 9
    */
+  /**
+   * Create a key agreement object.
+   *
+   * @param { string } algName - indicates the algorithm name and params.
+   * @returns { KeyAgreement } the key agreement object.
+   * @throws { BusinessError } 401 - invalid parameters.
+   * @throws { BusinessError } 801 - this operation is not supported.
+   * @throws { BusinessError } 17620001 - memory error.
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   function createKeyAgreement(algName: string): KeyAgreement;
 
   /**
@@ -1681,6 +2969,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 10
    */
+  /**
+   * Enum for algorithm specified parameters.
+   *
+   * @enum { number }
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   enum AsyKeySpecItem {
     /**
      * Indicates the DSA prime p.
@@ -1688,6 +2984,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the DSA prime p.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     DSA_P_BN = 101,
 
     /**
@@ -1696,6 +2999,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the DSA sub-prime q.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     DSA_Q_BN = 102,
 
     /**
@@ -1704,6 +3014,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the DSA base g.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     DSA_G_BN = 103,
 
     /**
@@ -1712,6 +3029,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the DSA private key.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     DSA_SK_BN = 104,
 
     /**
@@ -1720,6 +3044,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the DSA public key.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     DSA_PK_BN = 105,
 
     /**
@@ -1728,6 +3059,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the prime p of an elliptic curve (EC) prime finite field.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     ECC_FP_P_BN = 201,
 
     /**
@@ -1736,6 +3074,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the first coefficient a of this elliptic curve.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     ECC_A_BN = 202,
 
     /**
@@ -1744,6 +3089,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the second coefficient b of this elliptic curve.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     ECC_B_BN = 203,
 
     /**
@@ -1752,6 +3104,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the affine x-coordinate of base point g.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     ECC_G_X_BN = 204,
 
     /**
@@ -1760,13 +3119,27 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the affine y-coordinate of base point g.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     ECC_G_Y_BN = 205,
 
     /**
      * Indicates the order of the base point g.
      *
      * @syscap SystemCapability.Security.CryptoFramework
-     * @since 10
+     * @since 10
+     */
+    /**
+     * Indicates the order of the base point g.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
      */
     ECC_N_BN = 206,
 
@@ -1776,6 +3149,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the cofactor of the elliptic curve.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     ECC_H_NUM = 207,
 
     /**
@@ -1784,6 +3164,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the private value of the ECC private key.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     ECC_SK_BN = 208,
 
     /**
@@ -1792,6 +3179,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the affine x-coordinate of a point, which is the public point of an ECC public key.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     ECC_PK_X_BN = 209,
 
     /**
@@ -1800,6 +3194,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the affine y-coordinate of a point, which is the public point of an ECC public key.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     ECC_PK_Y_BN = 210,
 
     /**
@@ -1808,6 +3209,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates an elliptic curve finite field type.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     ECC_FIELD_TYPE_STR = 211,
 
     /**
@@ -1817,6 +3225,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the field size in bits.
+     * For Fp field (an elliptic curve prime finite field with prime p), the field size is the size of prime p.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     ECC_FIELD_SIZE_NUM = 212,
 
     /**
@@ -1825,6 +3241,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the curve name according to SECG (Standards for Efficient Cryptography Group).
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     ECC_CURVE_NAME_STR = 213,
 
     /**
@@ -1833,6 +3256,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the modulus n of RSA algorithm.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     RSA_N_BN = 301,
 
     /**
@@ -1841,6 +3271,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the private exponent d of RSA algorithm.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     RSA_SK_BN = 302,
 
     /**
@@ -1849,6 +3286,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the public exponent e of RSA algorithm.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     RSA_PK_BN = 303
   }
 
@@ -1859,6 +3303,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 10
    */
+  /**
+   * Enum for algorithm specified parameters type.
+   *
+   * @enum { number }
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   enum AsyKeySpecType {
     /**
      * Indicates the common specified parameters.
@@ -1866,6 +3318,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the common specified parameters.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     COMMON_PARAMS_SPEC = 0,
 
     /**
@@ -1874,6 +3333,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the specified parameters of private key.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     PRIVATE_KEY_SPEC = 1,
 
     /**
@@ -1882,6 +3348,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the specified parameters of public key.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     PUBLIC_KEY_SPEC = 2,
 
     /**
@@ -1890,6 +3363,13 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the specified parameters of keypair.
+     *
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     KEY_PAIR_SPEC = 3
   }
 
@@ -1900,6 +3380,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 10
    */
+  /**
+   * Provides a base interface for specifying asymmetric key parameters.
+   *
+   * @typedef AsyKeySpec
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface AsyKeySpec {
     /**
      * Indicates the algorithm name of the asymmetric key object.
@@ -1908,6 +3396,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the algorithm name of the asymmetric key object.
+     *
+     * @type { string }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     algName: string;
 
     /**
@@ -1917,6 +3413,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the type of the specified parameters.
+     *
+     * @type { AsyKeySpecType }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     specType: AsyKeySpecType;
   }
 
@@ -1927,6 +3431,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 10
    */
+  /**
+   * Specifies the set of parameters used in the DSA algorithm.
+   *
+   * @typedef DSACommonParamsSpec
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface DSACommonParamsSpec extends AsyKeySpec {
     /**
      * Indicates the DSA prime p.
@@ -1935,6 +3447,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the DSA prime p.
+     *
+     * @type { bigint }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     p: bigint;
 
     /**
@@ -1944,6 +3464,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the DSA sub-prime q.
+     *
+     * @type { bigint }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     q: bigint;
 
     /**
@@ -1953,6 +3481,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the DSA base g.
+     *
+     * @type { bigint }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     g: bigint;
   }
 
@@ -1963,6 +3499,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 10
    */
+  /**
+   * Specifies the DSA public key with its associated parameters.
+   *
+   * @typedef DSAPubKeySpec
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface DSAPubKeySpec extends AsyKeySpec {
     /**
      * Indicates the DSA common parameters.
@@ -1971,6 +3515,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the DSA common parameters.
+     *
+     * @type { DSACommonParamsSpec }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     params: DSACommonParamsSpec;
 
     /**
@@ -1980,6 +3532,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the DSA public key.
+     *
+     * @type { bigint }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     pk: bigint;
   }
 
@@ -1990,6 +3550,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 10
    */
+  /**
+   * Specifies the DSA keypair with its associated parameters.
+   *
+   * @typedef DSAKeyPairSpec
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface DSAKeyPairSpec extends AsyKeySpec {
     /**
      * Indicates the DSA common parameters.
@@ -1998,6 +3566,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the DSA common parameters.
+     *
+     * @type { DSACommonParamsSpec }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     params: DSACommonParamsSpec;
 
     /**
@@ -2007,6 +3583,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the DSA private key.
+     *
+     * @type { bigint }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     sk: bigint;
 
     /**
@@ -2016,6 +3600,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the DSA public key.
+     *
+     * @type { bigint }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     pk: bigint;
   }
 
@@ -2026,6 +3618,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 10
    */
+  /**
+   * Specifies an elliptic curve finite field.
+   *
+   * @typedef ECField
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface ECField {
     /**
      * Indicates the type of an elliptic curve finite field.
@@ -2035,6 +3635,15 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the type of an elliptic curve finite field.
+     * Currently, only Fp (elliptic curve prime finite field) is supported.
+     *
+     * @type { string }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     fieldType: string;
   }
 
@@ -2045,6 +3654,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 10
    */
+  /**
+   * Specifies an elliptic curve finite field with the prime p.
+   *
+   * @typedef ECFieldFp
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface ECFieldFp extends ECField {
     /**
      * Indicates the prime p.
@@ -2053,6 +3670,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the prime p.
+     *
+     * @type { bigint }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     p: bigint;
   }
 
@@ -2063,6 +3688,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 10
    */
+  /**
+   * Represents a point on an elliptic curve in affine coordinates.
+   *
+   * @typedef Point
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface Point {
     /**
      * Indicates the affine x-coordinate.
@@ -2071,6 +3704,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the affine x-coordinate.
+     *
+     * @type { bigint }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     x: bigint;
 
     /**
@@ -2080,6 +3721,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the affine y-coordinate.
+     *
+     * @type { bigint }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     y: bigint;
   }
 
@@ -2090,13 +3739,29 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 10
    */
+  /**
+   * Specifies the set of common parameters used in the ECC algorithm.
+   *
+   * @typedef ECCCommonParamsSpec
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface ECCCommonParamsSpec extends AsyKeySpec {
     /**
      * Indicates an elliptic curve finite field.
      *
      * @type { ECField }
      * @syscap SystemCapability.Security.CryptoFramework
-     * @since 10
+     * @since 10
+     */
+    /**
+     * Indicates an elliptic curve finite field.
+     *
+     * @type { ECField }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
      */
     field: ECField;
 
@@ -2107,6 +3772,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the first coefficient a of the elliptic curve.
+     *
+     * @type { bigint }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     a: bigint;
 
     /**
@@ -2116,6 +3789,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the second coefficient b of the elliptic curve.
+     *
+     * @type { bigint }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     b: bigint;
 
     /**
@@ -2125,6 +3806,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the base point g.
+     *
+     * @type { Point }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     g: Point;
 
     /**
@@ -2134,6 +3823,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the order of the base point g.
+     *
+     * @type { bigint }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     n: bigint;
 
     /**
@@ -2143,6 +3840,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the cofactor h.
+     *
+     * @type { number }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     h: number;
   }
 
@@ -2153,6 +3858,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 10
    */
+  /**
+   * Specifies the ECC private key with its associated parameters.
+   *
+   * @typedef ECCPriKeySpec
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface ECCPriKeySpec extends AsyKeySpec {
     /**
      * Indicates the ECC common parameters.
@@ -2161,6 +3874,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the ECC common parameters.
+     *
+     * @type { ECCCommonParamsSpec }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     params: ECCCommonParamsSpec;
 
     /**
@@ -2170,6 +3891,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the private value of the ECC private key.
+     *
+     * @type { bigint }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     sk: bigint;
   }
 
@@ -2180,6 +3909,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 10
    */
+  /**
+   * Specifies the ECC public key with its associated parameters.
+   *
+   * @typedef ECCPubKeySpec
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface ECCPubKeySpec extends AsyKeySpec {
     /**
      * Indicates the ECC common parameters.
@@ -2188,6 +3925,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the ECC common parameters.
+     *
+     * @type { ECCCommonParamsSpec }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     params: ECCCommonParamsSpec;
 
     /**
@@ -2197,6 +3942,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the public point of the ECC public key.
+     *
+     * @type { Point }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     pk: Point;
   }
 
@@ -2207,6 +3960,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 10
    */
+  /**
+   * Specifies the ECC keypair with its associated parameters.
+   *
+   * @typedef ECCKeyPairSpec
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface ECCKeyPairSpec extends AsyKeySpec {
     /**
      * Indicates the ECC common parameters.
@@ -2215,6 +3976,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the ECC common parameters.
+     *
+     * @type { ECCCommonParamsSpec }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     params: ECCCommonParamsSpec;
 
     /**
@@ -2224,6 +3993,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the private value of the ECC private key.
+     *
+     * @type { bigint }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     sk: bigint;
 
     /**
@@ -2233,6 +4010,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the public point of the ECC public key.
+     *
+     * @type { Point }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     pk: Point;
   }
 
@@ -2243,6 +4028,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 10
    */
+  /**
+   * Specifies the set of common parameters used in the RSA algorithm.
+   *
+   * @typedef RSACommonParamsSpec
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface RSACommonParamsSpec extends AsyKeySpec {
     /**
      * Indicates the modulus n.
@@ -2251,6 +4044,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the modulus n.
+     *
+     * @type { bigint }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     n: bigint;
   }
 
@@ -2261,6 +4062,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 10
    */
+  /**
+   * Specifies the RSA public key with its associated parameters.
+   *
+   * @typedef RSAPubKeySpec
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface RSAPubKeySpec extends AsyKeySpec {
     /**
      * Indicates the RSA common parameters.
@@ -2269,6 +4078,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the RSA common parameters.
+     *
+     * @type { RSACommonParamsSpec }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     params: RSACommonParamsSpec;
 
     /**
@@ -2278,6 +4095,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the public exponent e.
+     *
+     * @type { bigint }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     pk: bigint;
   }
 
@@ -2288,6 +4113,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 10
    */
+  /**
+   * Specifies the RSA keypair with its associated parameters.
+   *
+   * @typedef RSAKeyPairSpec
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface RSAKeyPairSpec extends AsyKeySpec {
     /**
      * Indicates the RSA common parameters.
@@ -2296,6 +4129,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the RSA common parameters.
+     *
+     * @type { RSACommonParamsSpec }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     params: RSACommonParamsSpec;
 
     /**
@@ -2305,6 +4146,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the private exponent d.
+     *
+     * @type { bigint }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     sk: bigint;
 
     /**
@@ -2314,6 +4163,14 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the public exponent e.
+     *
+     * @type { bigint }
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     pk: bigint;
   }
 
@@ -2324,6 +4181,14 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 10
    */
+  /**
+   * The AsyKeyGeneratorBySpec provides the ability to generate key with its associated parameters.
+   *
+   * @typedef AsyKeyGeneratorBySpec
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   interface AsyKeyGeneratorBySpec {
     /**
      * Generate an asymmetric keypair.
@@ -2335,6 +4200,17 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Generate an asymmetric keypair.
+     *
+     * @param { AsyncCallback<KeyPair> } callback - the callback used to return keypair.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     generateKeyPair(callback: AsyncCallback<KeyPair>): void;
 
     /**
@@ -2347,6 +4223,17 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Generate an asymmetric keypair.
+     *
+     * @returns { Promise<KeyPair> } the promise used to return keypair.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     generateKeyPair(): Promise<KeyPair>;
 
     /**
@@ -2359,6 +4246,17 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Generate a private key instance.
+     *
+     * @param { AsyncCallback<PriKey> } callback - the callback used to return PriKey.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     generatePriKey(callback: AsyncCallback<PriKey>): void;
 
     /**
@@ -2371,6 +4269,17 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Generate a private key instance.
+     *
+     * @returns { Promise<PriKey> } the promise used to return PriKey.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     generatePriKey(): Promise<PriKey>;
 
     /**
@@ -2383,6 +4292,17 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Generate a public key instance.
+     *
+     * @param { AsyncCallback<PubKey> } callback - the callback used to return PubKey.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     generatePubKey(callback: AsyncCallback<PubKey>): void;
 
     /**
@@ -2395,6 +4315,17 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Generate a public key instance.
+     *
+     * @returns { Promise<PubKey> } the promise used to return PubKey.
+     * @throws { BusinessError } 401 - invalid parameters.
+     * @throws { BusinessError } 17620001 - memory error.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     generatePubKey(): Promise<PubKey>;
 
     /**
@@ -2405,6 +4336,15 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework
      * @since 10
      */
+    /**
+     * Indicates the algorithm name of the generator.
+     *
+     * @type { string }
+     * @readonly
+     * @syscap SystemCapability.Security.CryptoFramework
+     * @crossplatform
+     * @since 11
+     */
     readonly algName: string;
   }
 
@@ -2419,6 +4359,18 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework
    * @since 10
    */
+  /**
+   * Create an asymmetric key generator with the specified parameters.
+   *
+   * @param { AsyKeySpec } asyKeySpec - indicates the associated parameters of algorithm.
+   * @returns { AsyKeyGeneratorBySpec } the generator obj create by asyKeySpec.
+   * @throws { BusinessError } 401 - invalid parameters.
+   * @throws { BusinessError } 801 - this operation is not supported.
+   * @throws { BusinessError } 17620001 - memory error.
+   * @syscap SystemCapability.Security.CryptoFramework
+   * @crossplatform
+   * @since 11
+   */
   function createAsyKeyGeneratorBySpec(asyKeySpec: AsyKeySpec): AsyKeyGeneratorBySpec;
 
   /**