diff --git a/api/@ohos.security.cryptoFramework.d.ts b/api/@ohos.security.cryptoFramework.d.ts
index 986d48c70b0d395087d5136d6a99abd46e97a862..6b3a2745acb48eb53b1fc236122d35fd07785c59 100644
--- a/api/@ohos.security.cryptoFramework.d.ts
+++ b/api/@ohos.security.cryptoFramework.d.ts
@@ -1467,6 +1467,27 @@ declare namespace cryptoFramework {
    * @arkts 1.1&1.2
    */
   interface AsyKeyGenerator {
+    /**
+     * @since 20
+     * @arkts 1.2
+     */
+    overload generateKeyPair { generateKeyPairWithCallback, generateKeyPairReturnsPromise };
+
+    /**
+     * Used to generate asymmetric keypair.
+     *
+     * @param { AsyncCallback<KeyPair> } callback - the callback used to return keypair.
+     * @throws { BusinessError } 401 - invalid parameters. Possible causes: Incorrect parameter types;
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.Key.AsymKey
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    generateKeyPairWithCallback(callback: AsyncCallback<KeyPair>): void;
+
     /**
      * Used to generate asymmetric keypair.
      *
@@ -1498,11 +1519,26 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Key.AsymKey
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     generateKeyPair(callback: AsyncCallback<KeyPair>): void;
 
+    /**
+     * Used to generate asymmetric keypair.
+     *
+     * @returns { Promise<KeyPair> } the promise used to return keypair.
+     * @throws { BusinessError } 401 - invalid parameters. Possible causes: 1. Mandatory parameters are left unspecified;
+     *     <br>2. Incorrect parameter types; 3. Parameter verification failed.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.Key.AsymKey
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    generateKeyPairReturnsPromise(): Promise<KeyPair>;
+
     /**
      * Used to generate asymmetric keypair.
      *
@@ -1537,8 +1573,7 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Key.AsymKey
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     generateKeyPair(): Promise<KeyPair>;
 
@@ -1602,6 +1637,30 @@ declare namespace cryptoFramework {
      */
     convertKey(pubKey: DataBlob, priKey: DataBlob, callback: AsyncCallback<KeyPair>): void;
 
+    /**
+     * @since 20
+     * @arkts 1.2
+     */
+    overload convertKey { convertKeyWithPubKeyPriKeyCallback, convertKeyWithPubKeyPriKeyReturnsPromise };
+
+    /**
+     * 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. Possible causes: 1. Mandatory parameters are left unspecified;
+     *     <br>2. Incorrect parameter types; 3. Parameter verification failed.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.Key.AsymKey
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    convertKeyWithPubKeyPriKeyCallback(pubKey: DataBlob | null, priKey: DataBlob | null, callback: AsyncCallback<KeyPair>): void;
+
     /**
      * Used to convert asymmetric key data to keypair object.
      *
@@ -1642,8 +1701,7 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Key.AsymKey
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     convertKey(pubKey: DataBlob | null, priKey: DataBlob | null, callback: AsyncCallback<KeyPair>): void;
 
@@ -1691,6 +1749,24 @@ declare namespace cryptoFramework {
      */
     convertKey(pubKey: DataBlob, priKey: DataBlob): Promise<KeyPair>;
 
+    /**
+     * 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. Possible causes: 1. Mandatory parameters are left unspecified;
+     *     <br>2. Incorrect parameter types; 3. Parameter verification failed.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.Key.AsymKey
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    convertKeyWithPubKeyPriKeyReturnsPromise(pubKey: DataBlob | null, priKey: DataBlob | null): Promise<KeyPair>;
+
     /**
      * Used to convert asymmetric key data to keypair object.
      *
@@ -1731,8 +1807,7 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Key.AsymKey
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     convertKey(pubKey: DataBlob | null, priKey: DataBlob | null): Promise<KeyPair>;
 
@@ -1885,6 +1960,25 @@ declare namespace cryptoFramework {
    * @arkts 1.1&1.2
    */
   interface SymKeyGenerator {
+    /**
+     * @since 20
+     * @arkts 1.2
+     */
+    overload generateSymKey { generateSymKeyWithCallback, generateSymKeyReturnsPromise };
+
+    /**
+     * Generate a symmetric key object randomly.
+     *
+     * @param { AsyncCallback<SymKey> } callback - the callback of generateSymKey.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @syscap SystemCapability.Security.CryptoFramework.Key.SymKey
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    generateSymKeyWithCallback(callback: AsyncCallback<SymKey>): void;
+
     /**
      * Generate a symmetric key object randomly.
      *
@@ -1910,11 +2004,23 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Key.SymKey
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     generateSymKey(callback: AsyncCallback<SymKey>): void;
 
+    /**
+     * Generate a symmetric key object randomly.
+     *
+     * @returns { Promise<SymKey> } the promise returned by the function.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @syscap SystemCapability.Security.CryptoFramework.Key.SymKey
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    generateSymKeyReturnsPromise(): Promise<SymKey>;
+
     /**
      * Generate a symmetric key object randomly.
      *
@@ -1940,8 +2046,7 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Key.SymKey
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     generateSymKey(): Promise<SymKey>;
 
@@ -1958,6 +2063,28 @@ declare namespace cryptoFramework {
      */
     generateSymKeySync(): SymKey;
 
+    /**
+     * @since 20
+     * @arkts 1.2
+     */
+    overload convertKey { convertKeyWithKeyCallback, convertKeyWithKeyReturnsPromise };
+    
+    /**
+     * Used to convert symmetric key data to a symmetric key object.
+     *
+     * @param { DataBlob } key - the key data blob.
+     * @param { AsyncCallback<SymKey> } callback - the callback of generateSymKey.
+     * @throws { BusinessError } 401 - invalid parameters. Possible causes: 1. Mandatory parameters are left unspecified;
+     *     <br>2. Incorrect parameter types; 3. Parameter verification failed.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @syscap SystemCapability.Security.CryptoFramework.Key.SymKey
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    convertKeyWithKeyCallback(key: DataBlob, callback: AsyncCallback<SymKey>): void;
+
     /**
      * Used to convert symmetric key data to a symmetric key object.
      *
@@ -1992,11 +2119,26 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Key.SymKey
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     convertKey(key: DataBlob, callback: AsyncCallback<SymKey>): void;
 
+    /**
+     * Used to convert symmetric key data to a symmetric key object.
+     *
+     * @param { DataBlob } key - the key data blob.
+     * @returns { Promise<SymKey> } the promise returned by the function.
+     * @throws { BusinessError } 401 - invalid parameters. Possible causes: 1. Mandatory parameters are left unspecified;
+     *     <br>2. Incorrect parameter types; 3. Parameter verification failed.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @syscap SystemCapability.Security.CryptoFramework.Key.SymKey
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    convertKeyWithKeyReturnsPromise(key: DataBlob): Promise<SymKey>;
+
     /**
      * Used to convert symmetric key data to a symmetric key object.
      *
@@ -2031,8 +2173,7 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Key.SymKey
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     convertKey(key: DataBlob): Promise<SymKey>;
 
@@ -2266,6 +2407,31 @@ declare namespace cryptoFramework {
    * @arkts 1.1&1.2
    */
   interface Mac {
+    /**
+     * @since 20
+     * @arkts 1.2
+     */
+    overload init { initWithCallback, initReturnsPromise };
+
+    /**
+     * Init mac with given SymKey.
+     * This API uses an asynchronous callback to return the result. init, update, and doFinal must be used together.
+     * init and doFinal are mandatory, and update is optional.
+     *
+     * @param { SymKey } key - indicates the SymKey.
+     * @param { AsyncCallback<void> } callback - the callback of the init function.
+     * @throws { BusinessError } 401 - invalid parameters. Possible causes: 1. Mandatory parameters are left unspecified;
+     *     <br>2. Incorrect parameter types; 3. Parameter verification failed.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.Mac
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    initWithCallback(key: SymKey, callback: AsyncCallback<void>): void;
+
     /**
      * Init mac with given SymKey.
      *
@@ -2305,11 +2471,29 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Mac
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     init(key: SymKey, callback: AsyncCallback<void>): void;
 
+    /**
+     * Init mac with given SymKey.
+     * This API uses an asynchronous callback to return the result. init, update, and doFinal must be used together.
+     * init and doFinal are mandatory, and update is optional.
+     *
+     * @param { SymKey } key - indicates the SymKey.
+     * @returns { Promise<void> } the promise returned by the function.
+     * @throws { BusinessError } 401 - invalid parameters. Possible causes: 1. Mandatory parameters are left unspecified;
+     *     <br>2. Incorrect parameter types; 3. Parameter verification failed.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.Mac
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    initReturnsPromise(key: SymKey): Promise<void>;
+
     /**
      * Init mac with given SymKey.
      *
@@ -2349,8 +2533,7 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Mac
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     init(key: SymKey): Promise<void>;
 
@@ -2372,6 +2555,29 @@ declare namespace cryptoFramework {
      */
     initSync(key: SymKey): void;
 
+    /**
+     * @since 20
+     * @arkts 1.2
+     */
+    overload update { updateWithCallback, updateReturnsPromise };
+
+    /**
+     * Update mac with DataBlob.
+     *
+     * @param { DataBlob } input - indicates the DataBlob.
+     * @param { AsyncCallback<void> } callback - the callback of the update function.
+     * @throws { BusinessError } 401 - invalid parameters. Possible causes: 1. Mandatory parameters are left unspecified;
+     *     <br>2. Incorrect parameter types; 3. Parameter verification failed.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.Mac
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    updateWithCallback(input: DataBlob, callback: AsyncCallback<void>): void;
+
     /**
      * Update mac with DataBlob.
      *
@@ -2409,11 +2615,27 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Mac
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     update(input: DataBlob, callback: AsyncCallback<void>): void;
 
+    /**
+     * Update mac with DataBlob.
+     *
+     * @param { DataBlob } input - indicates the DataBlob.
+     * @returns { Promise<void> } the promise returned by the function.
+     * @throws { BusinessError } 401 - invalid parameters. Possible causes: 1. Mandatory parameters are left unspecified;
+     *     <br>2. Incorrect parameter types; 3. Parameter verification failed.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.Mac
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    updateReturnsPromise(input: DataBlob): Promise<void>;
+
     /**
      * Update mac with DataBlob.
      *
@@ -2451,8 +2673,7 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Mac
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     update(input: DataBlob): Promise<void>;
 
@@ -2472,6 +2693,26 @@ declare namespace cryptoFramework {
      */
     updateSync(input: DataBlob): void;
 
+    /**
+     * @since 20
+     * @arkts 1.2
+     */
+    overload doFinal { doFinalWithCallback, doFinalReturnsPromise };
+
+    /**
+     * Output the result of mac calculation.
+     *
+     * @param { AsyncCallback<DataBlob> } callback - the callback of the doFinal function.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.Mac
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    doFinalWithCallback(callback: AsyncCallback<DataBlob>): void;
+
     /**
      * Output the result of mac calculation.
      *
@@ -2500,11 +2741,24 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Mac
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     doFinal(callback: AsyncCallback<DataBlob>): void;
 
+    /**
+     * Output the result of mac calculation.
+     *
+     * @returns { Promise<DataBlob> } the promise returned by the function.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.Mac
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    doFinalReturnsPromise(): Promise<DataBlob>;
+
     /**
      * Output the result of mac calculation.
      *
@@ -2533,8 +2787,7 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Mac
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     doFinal(): Promise<DataBlob>;
 
@@ -2616,6 +2869,28 @@ declare namespace cryptoFramework {
     readonly algName: string;
   }
 
+  /**
+   * @since 20
+   * @arkts 1.2
+   */
+  overload createMac { createMacWithAlgName, createMacWithMacSpec };
+
+  /**
+   * Creates a Mac instance for MAC operations.
+   *
+   * @param { string } algName - indicates the mac algorithm name.
+   * @returns { Mac } returns the created mac instance.
+   * @throws { BusinessError } 401 - invalid parameters. Possible causes: 1. Mandatory parameters are left unspecified;
+   *     <br>2. Incorrect parameter types; 3. Parameter verification failed.
+   * @throws { BusinessError } 17620001 - memory operation failed.
+   * @syscap SystemCapability.Security.CryptoFramework.Mac
+   * @crossplatform
+   * @atomicservice
+   * @since 20
+   * @arkts 1.2
+   */
+  function createMacWithAlgName(algName: string): Mac;
+
   /**
    * Provides the mac create func.
    *
@@ -2650,11 +2925,28 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework.Mac
    * @crossplatform
    * @atomicservice
-   * @since arkts {'1.1':'12','1.2':'20'}
-   * @arkts 1.1&1.2
+   * @since 12
    */
   function createMac(algName: string): Mac;
 
+  /**
+   * Creates a Mac instance for MAC operations.
+   *
+   * @param { MacSpec } macSpec - indicates the mac parameters.
+   * @returns { Mac } returns the created mac instance.
+   * @throws { BusinessError } 401 - invalid parameters. Possible causes: 1. Mandatory parameters are left unspecified;
+   *     <br>2. Incorrect parameter types; 3. Parameter verification failed.
+   * @throws { BusinessError } 17620001 - memory operation failed.
+   * @throws { BusinessError } 17620002 - failed to convert parameters between arkts and c.
+   * @throws { BusinessError } 17630001 - crypto operation error.
+   * @syscap SystemCapability.Security.CryptoFramework.Mac
+   * @crossplatform
+   * @atomicservice
+   * @since 20
+   * @arkts 1.2
+   */
+  function createMacWithMacSpec(macSpec: MacSpec): Mac;
+
   /**
    * Creates a Mac instance for MAC operations.
    *
@@ -2668,8 +2960,7 @@ declare namespace cryptoFramework {
    * @syscap SystemCapability.Security.CryptoFramework.Mac
    * @crossplatform
    * @atomicservice
-   * @since arkts {'1.1':'18','1.2':'20'}
-   * @arkts 1.1&1.2
+   * @since 18
    */
   function createMac(macSpec: MacSpec): Mac;
 
@@ -2700,6 +2991,29 @@ declare namespace cryptoFramework {
    * @arkts 1.1&1.2
    */
   interface Md {
+    /**
+     * @since 20
+     * @arkts 1.2
+     */
+    overload update { updateWithCallback, updateReturnsPromise };
+
+    /**
+     * 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. Possible causes: 1. Mandatory parameters are left unspecified;
+     *     <br>2. Incorrect parameter types; 3. Parameter verification failed.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.MessageDigest
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    updateWithCallback(input: DataBlob, callback: AsyncCallback<void>): void;
+
     /**
      * Update md with DataBlob.
      *
@@ -2737,11 +3051,27 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.MessageDigest
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     update(input: DataBlob, callback: AsyncCallback<void>): void;
 
+    /**
+     * Update md with DataBlob.
+     *
+     * @param { DataBlob } input - indicates the DataBlob.
+     * @returns { Promise<void> } the promise returned by the function.
+     * @throws { BusinessError } 401 - invalid parameters. Possible causes: 1. Mandatory parameters are left unspecified;
+     *     <br>2. Incorrect parameter types; 3. Parameter verification failed.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.MessageDigest
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    updateReturnsPromise(input: DataBlob): Promise<void>;
+
     /**
      * Update md with DataBlob.
      *
@@ -2779,8 +3109,7 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.MessageDigest
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     update(input: DataBlob): Promise<void>;
 
@@ -2800,6 +3129,26 @@ declare namespace cryptoFramework {
      */
     updateSync(input: DataBlob): void;
 
+    /**
+     * @since 20
+     * @arkts 1.2
+     */
+    overload digest { digestWithCallback, digestReturnsPromise };
+
+    /**
+     * Output the result of md calculation.
+     *
+     * @param { AsyncCallback<DataBlob> } callback - the callback of the digest function.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.MessageDigest
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    digestWithCallback(callback: AsyncCallback<DataBlob>): void;
+
     /**
      * Output the result of md calculation.
      *
@@ -2828,11 +3177,24 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.MessageDigest
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     digest(callback: AsyncCallback<DataBlob>): void;
 
+    /**
+     * Output the result of md calculation.
+     *
+     * @returns { Promise<DataBlob> } the promise returned by the function.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.MessageDigest
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    digestReturnsPromise(): Promise<DataBlob>;
+
     /**
      * Output the result of md calculation.
      *
@@ -2861,8 +3223,7 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.MessageDigest
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     digest(): Promise<DataBlob>;
 
@@ -3371,6 +3732,33 @@ declare namespace cryptoFramework {
      */
     init(opMode: CryptoMode, key: Key, params: ParamsSpec, callback: AsyncCallback<void>): void;
 
+    /**
+     * @since 20
+     * @arkts 1.2
+     */
+    overload init { initWithCallback, initReturnsPromise };
+
+    /**
+     * Init the crypto operation with the given crypto mode, key and parameters.
+     * init, update, and doFinal must be used together. init and doFinal are mandatory, and update is optional.
+     *
+     * @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. Possible causes: 1. Mandatory parameters are left unspecified;
+     *     <br>2. Incorrect parameter types; 3. Parameter verification failed.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17620002 - failed to convert parameters between arkts and c.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.Cipher
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    initWithCallback(opMode: CryptoMode, key: Key, params: ParamsSpec | null, callback: AsyncCallback<void>): void;
+
     /**
      * Init the crypto operation with the given crypto mode, key and parameters.
      *
@@ -3418,8 +3806,7 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Cipher
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     init(opMode: CryptoMode, key: Key, params: ParamsSpec | null, callback: AsyncCallback<void>): void;
 
@@ -3474,6 +3861,27 @@ declare namespace cryptoFramework {
      */
     init(opMode: CryptoMode, key: Key, params: ParamsSpec): Promise<void>;
 
+    /**
+     * Init the crypto operation with the given crypto mode, key and parameters.
+     * init, update, and doFinal must be used together. init and doFinal are mandatory, and update is optional.
+     *
+     * @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. Possible causes: 1. Mandatory parameters are left unspecified;
+     *     <br>2. Incorrect parameter types; 3. Parameter verification failed.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17620002 - failed to convert parameters between arkts and c.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.Cipher
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    initReturnsPromise(opMode: CryptoMode, key: Key, params: ParamsSpec | null): Promise<void>;
+
     /**
      * Init the crypto operation with the given crypto mode, key and parameters.
      *
@@ -3521,8 +3929,7 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Cipher
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     init(opMode: CryptoMode, key: Key, params: ParamsSpec | null): Promise<void>;
 
@@ -3546,6 +3953,31 @@ declare namespace cryptoFramework {
      */
     initSync(opMode: CryptoMode, key: Key, params: ParamsSpec | null): void;
 
+    /**
+     * @since 20
+     * @arkts 1.2
+     */
+    overload update { updateWithCallback, updateReturnsPromise };
+
+    /**
+     * 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. Possible causes: 1. Mandatory parameters are left unspecified;
+     *     <br>2. Incorrect parameter types; 3. Parameter verification failed.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17620002 - failed to convert parameters between arkts and c.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.Cipher
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    updateWithCallback(data: DataBlob, callback: AsyncCallback<DataBlob>): void;
+
     /**
      * 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.
@@ -3589,11 +4021,29 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Cipher
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     update(data: DataBlob, callback: AsyncCallback<DataBlob>): void;
 
+    /**
+     * 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. Possible causes: 1. Mandatory parameters are left unspecified;
+     *     <br>2. Incorrect parameter types; 3. Parameter verification failed.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17620002 - failed to convert parameters between arkts and c.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.Cipher
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    updateReturnsPromise(data: DataBlob): Promise<DataBlob>;
+
     /**
      * 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.
@@ -3637,8 +4087,7 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Cipher
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     update(data: DataBlob): Promise<DataBlob>;
 
@@ -3708,6 +4157,31 @@ declare namespace cryptoFramework {
      */
     doFinal(data: DataBlob, callback: AsyncCallback<DataBlob>): void;
 
+    /**
+     * @since 20
+     * @arkts 1.2
+     */
+    overload doFinal { doFinalWithDataCallback, doFinalWithDataReturnsPromise };
+
+    /**
+     * 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. Possible causes: 1. Mandatory parameters are left unspecified;
+     *     <br>2. Incorrect parameter types; 3. Parameter verification failed.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17620002 - failed to convert parameters between arkts and c.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.Cipher
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    doFinalWithDataCallback(data: DataBlob | null, callback: AsyncCallback<DataBlob>): void;
+
     /**
      * 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.
@@ -3751,8 +4225,7 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Cipher
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     doFinal(data: DataBlob | null, callback: AsyncCallback<DataBlob>): void;
 
@@ -3783,25 +4256,44 @@ declare namespace cryptoFramework {
      * @throws { BusinessError } 17630001 - crypto operation error.
      * @syscap SystemCapability.Security.CryptoFramework
      * @crossplatform
-     * @since 11
+     * @since 11
+     */
+    /**
+     * 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. Possible causes: 1. Mandatory parameters are left unspecified;
+     * <br>2. Incorrect parameter types; 3. Parameter verification failed.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17620002 - failed to convert parameters between arkts and c.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.Cipher
+     * @crossplatform
+     * @atomicservice
+     * @since 12
      */
+    doFinal(data: DataBlob): Promise<DataBlob>;
+
     /**
      * 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 { 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. Possible causes: 1. Mandatory parameters are left unspecified;
-     * <br>2. Incorrect parameter types; 3. Parameter verification failed.
+     *     <br>2. Incorrect parameter types; 3. Parameter verification failed.
      * @throws { BusinessError } 17620001 - memory operation failed.
      * @throws { BusinessError } 17620002 - failed to convert parameters between arkts and c.
      * @throws { BusinessError } 17630001 - crypto operation error.
      * @syscap SystemCapability.Security.CryptoFramework.Cipher
      * @crossplatform
      * @atomicservice
-     * @since 12
+     * @since 20
+     * @arkts 1.2
      */
-    doFinal(data: DataBlob): Promise<DataBlob>;
+    doFinalWithDataReturnsPromise(data: DataBlob | null): Promise<DataBlob>;
 
     /**
      * Finish the crypto operation, encrypt or decrypt the input data, and then feed back the output data.
@@ -3846,8 +4338,7 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Cipher
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     doFinal(data: DataBlob | null): Promise<DataBlob>;
 
@@ -4073,6 +4564,31 @@ declare namespace cryptoFramework {
    * @arkts 1.1&1.2
    */
   interface Sign {
+    /**
+     * @since 20
+     * @arkts 1.2
+     */
+    overload init { initWithCallback, initWithReturnsPromise };
+
+    /**
+     * Initializes the Sign instance with a private key.
+     * init, update, and sign must be used together. init and sign are mandatory, and update is optional.
+     *
+     * @param { PriKey } priKey - the private key.
+     * @param { AsyncCallback<void> } callback - the call back function return nothing.
+     * @throws { BusinessError } 401 - invalid parameters. Possible causes: 1. Mandatory parameters are left unspecified;
+     *     <br>2. Incorrect parameter types; 3. Parameter verification failed.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17620002 - failed to convert parameters between arkts and c.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.Signature
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    initWithCallback(priKey: PriKey, callback: AsyncCallback<void>): void;
+
     /**
      * Used to init environment.
      *
@@ -4114,11 +4630,29 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Signature
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     init(priKey: PriKey, callback: AsyncCallback<void>): void;
 
+    /**
+     * Initializes the Sign instance with a private key.
+     * init, update, and sign must be used together. init and sign are mandatory, and update is optional.
+     *
+     * @param { PriKey } priKey - the private key.
+     * @returns { Promise<void> } return nothing.
+     * @throws { BusinessError } 401 - invalid parameters. Possible causes: 1. Mandatory parameters are left unspecified;
+     *     <br>2. Incorrect parameter types; 3. Parameter verification failed.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17620002 - failed to convert parameters between arkts and c.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.Signature
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    initWithReturnsPromise(priKey: PriKey): Promise<void>;
+
     /**
      * Used to init environment.
      *
@@ -4160,8 +4694,7 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Signature
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     init(priKey: PriKey): Promise<void>;
 
@@ -4183,6 +4716,31 @@ declare namespace cryptoFramework {
      */
     initSync(priKey: PriKey): void;
 
+    /**
+     * @since 20
+     * @arkts 1.2
+     */
+    overload update { updateWithCallback, updateReturnsPromise };
+
+    /**
+     * Used to append the message need to be signed.
+     * This API can be called only after the Sign instance is initialized by using init.
+     *
+     * @param { DataBlob } data - the data need to be signed.
+     * @param { AsyncCallback<void> } callback - the call back function return nothing.
+     * @throws { BusinessError } 401 - invalid parameters. Possible causes: 1. Mandatory parameters are left unspecified;
+     *     <br>2. Incorrect parameter types; 3. Parameter verification failed.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17620002 - failed to convert parameters between arkts and c.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.Signature
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    updateWithCallback(data: DataBlob, callback: AsyncCallback<void>): void;
+
     /**
      * Used to append the message need to be signed.
      *
@@ -4224,11 +4782,29 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Signature
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     update(data: DataBlob, callback: AsyncCallback<void>): void;
 
+    /**
+     * Used to append the message need to be signed.
+     * This API can be called only after the Sign instance is initialized by using init.
+     *
+     * @param { DataBlob } data - the data need to be signed.
+     * @returns { Promise<void> } return nothing.
+     * @throws { BusinessError } 401 - invalid parameters. Possible causes: 1. Mandatory parameters are left unspecified;
+     *     <br>2. Incorrect parameter types; 3. Parameter verification failed.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17620002 - failed to convert parameters between arkts and c.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.Signature
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    updateReturnsPromise(data: DataBlob): Promise<void>;
+
     /**
      * Used to append the message need to be signed.
      *
@@ -4270,8 +4846,7 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Signature
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     update(data: DataBlob): Promise<void>;
 
@@ -4677,6 +5252,30 @@ declare namespace cryptoFramework {
    * @arkts 1.1&1.2
    */
   interface Verify {
+    /**
+     * @since 20
+     * @arkts 1.2
+     */
+    overload init { initWithCallback, initReturnsPromise };
+
+    /**
+     * Initializes the Verify instance with a public key.
+     *
+     * @param { PubKey } pubKey - the public key.
+     * @param { AsyncCallback<void> } callback - return nothing.
+     * @throws { BusinessError } 401 - invalid parameters. Possible causes: 1. Mandatory parameters are left unspecified;
+     *     <br>2. Incorrect parameter types; 3. Parameter verification failed.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17620002 - failed to convert parameters between arkts and c.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.Signature
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    initWithCallback(pubKey: PubKey, callback: AsyncCallback<void>): void;
+
     /**
      * Used to init environment.
      *
@@ -4717,11 +5316,28 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Signature
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     init(pubKey: PubKey, callback: AsyncCallback<void>): void;
 
+    /**
+     * Initializes the Verify instance with a public key.
+     *
+     * @param { PubKey } pubKey - the public key.
+     * @returns { Promise<void> } return nothing.
+     * @throws { BusinessError } 401 - invalid parameters. Possible causes: 1. Mandatory parameters are left unspecified;
+     *     <br>2. Incorrect parameter types; 3. Parameter verification failed.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17620002 - failed to convert parameters between arkts and c.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.Signature
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    initReturnsPromise(pubKey: PubKey): Promise<void>;
+
     /**
      * Used to init environment.
      *
@@ -4762,8 +5378,7 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Signature
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     init(pubKey: PubKey): Promise<void>;
 
@@ -4784,6 +5399,30 @@ declare namespace cryptoFramework {
      */
     initSync(pubKey: PubKey): void;
 
+    /**
+     * @since 20
+     * @arkts 1.2
+     */
+    overload update { updateWithCallback, updateReturnsPromise };
+
+    /**
+     * Used to append the message need to be verified.
+     *
+     * @param { DataBlob } data - the data need to be verified.
+     * @param { AsyncCallback<void> } callback - return nothing.
+     * @throws { BusinessError } 401 - invalid parameters. Possible causes: 1. Mandatory parameters are left unspecified;
+     *     <br>2. Incorrect parameter types; 3. Parameter verification failed.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17620002 - failed to convert parameters between arkts and c.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.Signature
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    updateWithCallback(data: DataBlob, callback: AsyncCallback<void>): void;
+
     /**
      * Used to append the message need to be verified.
      *
@@ -4824,11 +5463,28 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Signature
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     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.
+     * @returns { Promise<void> } return nothing.
+     * @throws { BusinessError } 401 - invalid parameters. Possible causes: 1. Mandatory parameters are left unspecified;
+     *     <br>2. Incorrect parameter types; 3. Parameter verification failed.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17620002 - failed to convert parameters between arkts and c.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.Signature
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    updateReturnsPromise(data: DataBlob): Promise<void>;
+
     /**
      * Used to append the message need to be verified.
      *
@@ -4869,8 +5525,7 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Signature
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'} 
-     * @arkts 1.1&1.2
+     * @since 12
      */
     update(data: DataBlob): Promise<void>;
 
@@ -4938,6 +5593,31 @@ declare namespace cryptoFramework {
      */
     verify(data: DataBlob, signatureData: DataBlob, callback: AsyncCallback<boolean>): void;
 
+    /**
+     * @since 20
+     * @arkts 1.2
+     */
+    overload verify { verifyWithCallback, verifyReturnsPromise };
+
+    /**
+     * 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. Possible causes: 1. Mandatory parameters are left unspecified;
+     *     <br>2. Incorrect parameter types; 3. Parameter verification failed.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17620002 - failed to convert parameters between arkts and c.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.Signature
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    verifyWithCallback(data: DataBlob | null, signatureData: DataBlob, callback: AsyncCallback<boolean>): void;
+
     /**
      * Used to verify message, include the update data.
      *
@@ -4981,8 +5661,7 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Signature
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     verify(data: DataBlob | null, signatureData: DataBlob, callback: AsyncCallback<boolean>): void;
 
@@ -5033,6 +5712,25 @@ declare namespace cryptoFramework {
      */
     verify(data: DataBlob, signatureData: DataBlob): Promise<boolean>;
 
+    /**
+     * 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. Possible causes: 1. Mandatory parameters are left unspecified;
+     *     <br>2. Incorrect parameter types; 3. Parameter verification failed.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17620002 - failed to convert parameters between arkts and c.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.Signature
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    verifyReturnsPromise(data: DataBlob | null, signatureData: DataBlob): Promise<boolean>;
+
     /**
      * Used to verify message, include the update data.
      *
@@ -5076,8 +5774,7 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Signature
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     verify(data: DataBlob | null, signatureData: DataBlob): Promise<boolean>;
 
@@ -8490,6 +9187,27 @@ declare namespace cryptoFramework {
    * @arkts 1.1&1.2
    */
   interface AsyKeyGeneratorBySpec {
+    /**
+     * @since 20
+     * @arkts 1.2
+     */
+    overload generateKeyPair { generateKeyPairWithCallback, generateKeyPairReturnsPromise };
+
+    /**
+     * Generate an asymmetric keypair.
+     *
+     * @param { AsyncCallback<KeyPair> } callback - the callback used to return keypair.
+     * @throws { BusinessError } 401 - invalid parameters. Possible causes: Incorrect parameter types;
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.Key.AsymKey
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    generateKeyPairWithCallback(callback: AsyncCallback<KeyPair>): void;
+
     /**
      * Generate an asymmetric keypair.
      *
@@ -8521,11 +9239,26 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Key.AsymKey
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     generateKeyPair(callback: AsyncCallback<KeyPair>): void;
 
+    /**
+     * Generate an asymmetric keypair.
+     *
+     * @returns { Promise<KeyPair> } the promise used to return keypair.
+     * @throws { BusinessError } 401 - invalid parameters. Possible causes: 1. Mandatory parameters are left unspecified;
+     *     <br>2. Incorrect parameter types; 3. Parameter verification failed.
+     * @throws { BusinessError } 17620001 - memory operation failed.
+     * @throws { BusinessError } 17630001 - crypto operation error.
+     * @syscap SystemCapability.Security.CryptoFramework.Key.AsymKey
+     * @crossplatform
+     * @atomicservice
+     * @since 20
+     * @arkts 1.2
+     */
+    generateKeyPairReturnsPromise(): Promise<KeyPair>;
+
     /**
      * Generate an asymmetric keypair.
      *
@@ -8560,8 +9293,7 @@ declare namespace cryptoFramework {
      * @syscap SystemCapability.Security.CryptoFramework.Key.AsymKey
      * @crossplatform
      * @atomicservice
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     generateKeyPair(): Promise<KeyPair>;