diff --git a/bundle.json b/bundle.json
index 1a9d2b39003889d222f27cfae4e22d5c9aca74cf..f787443b350cc45aa010eec3f97ecf9dde4de02e 100644
--- a/bundle.json
+++ b/bundle.json
@@ -28,7 +28,6 @@
         "deps": {
             "components": [
                 "access_token",
-                "device_security_level",
                 "hilog",
                 "init",
                 "c_utils",
diff --git a/frameworks/datatransmitmgr/dev_slinfo_adpt.c b/frameworks/datatransmitmgr/dev_slinfo_adpt.c
index 61f7166dd991f5288a8a16ff0247b875e7aba6ea..de28bfcbb7b9aeee41bc78861f97d0dd15ec0d01 100644
--- a/frameworks/datatransmitmgr/dev_slinfo_adpt.c
+++ b/frameworks/datatransmitmgr/dev_slinfo_adpt.c
@@ -42,7 +42,7 @@ static void DestroyDeviceSecEnv(void)
 
 static int32_t DlopenSDK(void)
 {
-    g_deviceSecLevelHandle = dlopen("libdslm_sdk.z.so", RTLD_LAZY | RTLD_NODELETE);
+    g_deviceSecLevelHandle = dlopen("libdslm_sdk.z.so", RTLD_LAZY);
     if (g_deviceSecLevelHandle == NULL) {
         DATA_SEC_LOG_ERROR("failed to load libdevicesecmgrsdktmp: %s", dlerror());
         return DEVSL_ERROR;
@@ -163,14 +163,14 @@ int32_t GetDeviceSecLevelByUdid(const uint8_t *udid, uint32_t udidLen, int32_t *
     devId.length = udidLen;
 
     ret = g_deviceSecEnv.requestDeviceSecurityInfo(&devId, NULL, &info);
-    if (ret != SUCCESS) {
+    if (ret != DEVSL_SUCCESS) {
         DATA_SEC_LOG_ERROR("GetDeviceSecLevelByUdid: request device Security info failed, %d", ret);
         g_deviceSecEnv.freeDeviceSecurityInfo(info);
         return ret;
     }
 
     ret = g_deviceSecEnv.getDeviceSecurityLevelValue(info, devLevel);
-    if (ret != SUCCESS) {
+    if (ret != DEVSL_SUCCESS) {
         DATA_SEC_LOG_ERROR("GetDeviceSecLevelByUdid: get device Security value failed, %d", ret);
         g_deviceSecEnv.freeDeviceSecurityInfo(info);
         return ret;
@@ -209,7 +209,7 @@ void OnApiDeviceSecInfoCallback(const DeviceIdentify *identify, struct DeviceSec
 
     if (ret == DEVSL_SUCCESS) {
         ret = g_deviceSecEnv.getDeviceSecurityLevelValue(info, &devLevel);
-        if (ret != SUCCESS) {
+        if (ret != DEVSL_SUCCESS) {
             DATA_SEC_LOG_ERROR("OnApiDeviceSecInfoCallback: get device security level value, %d", ret);
         } else {
             levelInfo = GetDataSecLevelByDevSecLevel(devLevel);
@@ -251,7 +251,7 @@ int32_t GetDeviceSecLevelByUdidAsync(const uint8_t *udid, uint32_t udidLen)
     }
     devId.length = udidLen;
     ret = g_deviceSecEnv.requestDeviceSecurityInfoAsync(&devId, NULL, OnApiDeviceSecInfoCallback);
-    if (ret != SUCCESS) {
+    if (ret != DEVSL_SUCCESS) {
         DATA_SEC_LOG_ERROR("GetDeviceSecLevelByUdidAsync: request device security Info for Async failed, %d", ret);
         return ret;
     }
diff --git a/interfaces/inner_api/datatransmitmgr/BUILD.gn b/interfaces/inner_api/datatransmitmgr/BUILD.gn
index 1f0dfe4182a810751763530be5126344d3a62265..f539fd4d6be4214de87fbde7f8b505ee819b5658 100644
--- a/interfaces/inner_api/datatransmitmgr/BUILD.gn
+++ b/interfaces/inner_api/datatransmitmgr/BUILD.gn
@@ -57,7 +57,6 @@ ohos_shared_library("data_transit_mgr") {
     external_deps = [ "c_utils:utils" ]
   }
   external_deps += [
-    "device_security_level:dslm_sdk",
     "hilog:libhilog",
   ]
 
diff --git a/interfaces/inner_api/datatransmitmgr/include/dev_slinfo_adpt.h b/interfaces/inner_api/datatransmitmgr/include/dev_slinfo_adpt.h
index 2b5bf4991098b2e7d5da3c9df44ec547bfd0b5f7..d4bbe922779f5d8f207dd67d3beff56d0ae14972 100644
--- a/interfaces/inner_api/datatransmitmgr/include/dev_slinfo_adpt.h
+++ b/interfaces/inner_api/datatransmitmgr/include/dev_slinfo_adpt.h
@@ -16,7 +16,6 @@
 #ifndef DEV_SLINFO_ADPT_H
 #define DEV_SLINFO_ADPT_H
 
-#include "device_security_info.h"
 #include "dev_slinfo_mgr.h"
 
 #ifdef __cplusplus
@@ -29,6 +28,26 @@ extern "C" {
 #define DEV_SEC_LEVEL3 3 /* sl3 */
 #define DEV_SEC_LEVEL4 4 /* sl4 */
 #define DEV_SEC_LEVEL5 5 /* sl5 */
+#define DEVICE_ID_MAX_LEN 64
+
+typedef struct DeviceIdentify {
+    uint32_t length;
+    uint8_t identity[DEVICE_ID_MAX_LEN];
+} DeviceIdentify;
+
+typedef struct DeviceSecurityInfo {
+    uint32_t magicNum;
+    uint32_t result;
+    uint32_t level;
+} DeviceSecurityInfo;
+
+typedef struct RequestOption {
+    uint64_t challenge;
+    uint32_t timeout;
+    uint32_t extra;
+} RequestOption;
+
+typedef void DeviceSecurityInfoCallback(const DeviceIdentify *identify, struct DeviceSecurityInfo *info);
 
 typedef int32_t (*RequestDeviceSecurityInfoFunction)(const DeviceIdentify *identify,
                                                      const RequestOption *option,
diff --git a/test/fuzztest/datatransmitmgr/datatransmitmgr_fuzzer/BUILD.gn b/test/fuzztest/datatransmitmgr/datatransmitmgr_fuzzer/BUILD.gn
index ac1797f8715b45178948fe19ee329918f5a51e89..4c9ace43fce4a3d5843a5339a2899cbbeb49204c 100644
--- a/test/fuzztest/datatransmitmgr/datatransmitmgr_fuzzer/BUILD.gn
+++ b/test/fuzztest/datatransmitmgr/datatransmitmgr_fuzzer/BUILD.gn
@@ -15,7 +15,7 @@ import("//build/ohos.gni")
 import("//build/test.gni")
 
 ohos_fuzztest("DataTransmitMgrFuzzTest") {
-  module_out_path = "security/dataclassification"
+  module_out_path = "security/dataclassification/dataclassification"
   fuzz_config_file = "."
 
   cflags = [
diff --git a/test/fuzztest/datatransmitmgr/devslinfoadpt_fuzzer/BUILD.gn b/test/fuzztest/datatransmitmgr/devslinfoadpt_fuzzer/BUILD.gn
index 5bc44787aa894b5a682409f22923f2e76b3d0bb5..aee511c7096795c176fe2b301a1367829ece3181 100644
--- a/test/fuzztest/datatransmitmgr/devslinfoadpt_fuzzer/BUILD.gn
+++ b/test/fuzztest/datatransmitmgr/devslinfoadpt_fuzzer/BUILD.gn
@@ -15,7 +15,7 @@ import("//build/ohos.gni")
 import("//build/test.gni")
 
 ohos_fuzztest("DevSlinfoAdptFuzzTest") {
-  module_out_path = "security/dataclassification"
+  module_out_path = "security/dataclassification/dataclassification"
   fuzz_config_file = "."
 
   cflags = [
@@ -42,7 +42,6 @@ ohos_fuzztest("DevSlinfoAdptFuzzTest") {
     "access_token:libtoken_setproc",
     "cJSON:cjson_static",
     "c_utils:utils",
-    "device_security_level:dslm_sdk",
     "hilog:libhilog",
     "init:libbegetutil",
     "selinux_adapter:librestorecon",
diff --git a/test/fuzztest/datatransmitmgr/gethighestseclevel_fuzzer/BUILD.gn b/test/fuzztest/datatransmitmgr/gethighestseclevel_fuzzer/BUILD.gn
index f606386b28e9ce656a3168ea153aacc883e73b53..2591fa2e4383b6e7f57d821d651816a911898165 100644
--- a/test/fuzztest/datatransmitmgr/gethighestseclevel_fuzzer/BUILD.gn
+++ b/test/fuzztest/datatransmitmgr/gethighestseclevel_fuzzer/BUILD.gn
@@ -15,7 +15,7 @@ import("//build/ohos.gni")
 import("//build/test.gni")
 
 ohos_fuzztest("GetHighestSecLevelFuzzTest") {
-  module_out_path = "security/dataclassification"
+  module_out_path = "security/dataclassification/dataclassification"
   fuzz_config_file = "."
 
   cflags = [
@@ -42,7 +42,6 @@ ohos_fuzztest("GetHighestSecLevelFuzzTest") {
     "access_token:libtoken_setproc",
     "cJSON:cjson_static",
     "c_utils:utils",
-    "device_security_level:dslm_sdk",
     "hilog:libhilog",
     "init:libbegetutil",
     "selinux_adapter:librestorecon",
diff --git a/test/fuzztest/datatransmitmgr/gethighestseclevelasync_fuzzer/BUILD.gn b/test/fuzztest/datatransmitmgr/gethighestseclevelasync_fuzzer/BUILD.gn
index 77a8a219fd04ca0f74878d3c2f6e3479ec923081..72f060be7525f07e6ea13c6648b5e35a361b5c06 100644
--- a/test/fuzztest/datatransmitmgr/gethighestseclevelasync_fuzzer/BUILD.gn
+++ b/test/fuzztest/datatransmitmgr/gethighestseclevelasync_fuzzer/BUILD.gn
@@ -15,7 +15,7 @@ import("//build/ohos.gni")
 import("//build/test.gni")
 
 ohos_fuzztest("GetHighestSecLevelAsyncFuzzTest") {
-  module_out_path = "security/dataclassification"
+  module_out_path = "security/dataclassification/dataclassification"
   fuzz_config_file = "."
 
   cflags = [
@@ -42,7 +42,6 @@ ohos_fuzztest("GetHighestSecLevelAsyncFuzzTest") {
     "access_token:libtoken_setproc",
     "cJSON:cjson_static",
     "c_utils:utils",
-    "device_security_level:dslm_sdk",
     "hilog:libhilog",
     "init:libbegetutil",
     "selinux_adapter:librestorecon",
diff --git a/test/unittest/datatransmitmgr/BUILD.gn b/test/unittest/datatransmitmgr/BUILD.gn
index 1e3655d379ba7f27a1b5224bbf566a3c9982ef1b..407fbd0954723ca1ac07400387d5aefbd0910d30 100644
--- a/test/unittest/datatransmitmgr/BUILD.gn
+++ b/test/unittest/datatransmitmgr/BUILD.gn
@@ -49,7 +49,6 @@ ohos_unittest("DevSLMgrTest") {
     "access_token:libtoken_setproc",
     "cJSON:cjson_static",
     "c_utils:utils",
-    "device_security_level:dslm_sdk",
     "hilog:libhilog",
     "init:libbegetutil",
     "selinux_adapter:librestorecon",
diff --git a/test/unittest/datatransmitmgr/DevSLMgrTest.cpp b/test/unittest/datatransmitmgr/DevSLMgrTest.cpp
index 0d60a9bcf6761b392aa5cd7d1092a4e11123de3d..179f7064e4683581e2c59782fe8ea12a23d6abbf 100644
--- a/test/unittest/datatransmitmgr/DevSLMgrTest.cpp
+++ b/test/unittest/datatransmitmgr/DevSLMgrTest.cpp
@@ -44,10 +44,8 @@ private:
 static const int32_t DEV_SEC_LEVEL_ERR = 100;
 static const int32_t LIST_LENGTH = 128;
 
-struct DeviceSecurityInfo {
-    uint32_t magicNum {0};
-    uint32_t result {0};
-    uint32_t level {0};
+enum {
+    ERR_NOEXIST_DEVICE = 38,
 };
 
 extern "C" {