diff --git a/frameworks/js/napi/src/napi_asy_key_generator.cpp b/frameworks/js/napi/src/napi_asy_key_generator.cpp
index 02e794cac68ed6cfe66a980717ab04d6f2a7f5aa..fd911d6c0d96506a80769c71c0f104a31634b733 100644
--- a/frameworks/js/napi/src/napi_asy_key_generator.cpp
+++ b/frameworks/js/napi/src/napi_asy_key_generator.cpp
@@ -417,7 +417,7 @@ HcfAsyKeyGenerator *NapiAsyKeyGenerator::GetAsyKeyGenerator()
 napi_value NapiAsyKeyGenerator::JsGenerateKeyPair(napi_env env, napi_callback_info info)
 {
     LOGI("enter ...");
-    GenKeyPairCtx *ctx = (GenKeyPairCtx *)HcfMalloc(sizeof(GenKeyPairCtx), 0);
+    GenKeyPairCtx *ctx = static_cast<GenKeyPairCtx *>(HcfMalloc(sizeof(GenKeyPairCtx), 0));
     if (ctx == NULL) {
         LOGE("create context fail.");
         napi_throw(env, GenerateBusinessError(env, HCF_ERR_MALLOC, "malloc ctx fail."));
@@ -436,7 +436,7 @@ napi_value NapiAsyKeyGenerator::JsGenerateKeyPair(napi_env env, napi_callback_in
 napi_value NapiAsyKeyGenerator::JsConvertKey(napi_env env, napi_callback_info info)
 {
     LOGI("enter ...");
-    ConvertKeyCtx *ctx = (ConvertKeyCtx *)HcfMalloc(sizeof(ConvertKeyCtx), 0);
+    ConvertKeyCtx *ctx = static_cast<ConvertKeyCtx *>(HcfMalloc(sizeof(ConvertKeyCtx), 0));
     if (ctx == NULL) {
         LOGE("create context fail.");
         return NULL;
diff --git a/frameworks/js/napi/src/napi_cipher.cpp b/frameworks/js/napi/src/napi_cipher.cpp
index 6ee9e86470bed0fda1ee5f4a184832f2ab8f9def..ce362c786bf2ef41dfa3d06108de1be62a21b6c2 100644
--- a/frameworks/js/napi/src/napi_cipher.cpp
+++ b/frameworks/js/napi/src/napi_cipher.cpp
@@ -508,7 +508,7 @@ HcfCipher *NapiCipher::GetCipher()
 
 napi_value NapiCipher::JsCipherInit(napi_env env, napi_callback_info info)
 {
-    CipherFwkCtx context = (CipherFwkCtx)HcfMalloc(sizeof(CipherFwkCtxT), 0);
+    CipherFwkCtx context = static_cast<CipherFwkCtx>(HcfMalloc(sizeof(CipherFwkCtxT), 0));
     if (context == nullptr) {
         LOGE("create context fail!");
         return nullptr;
@@ -525,7 +525,7 @@ napi_value NapiCipher::JsCipherInit(napi_env env, napi_callback_info info)
 
 napi_value NapiCipher::JsCipherUpdate(napi_env env, napi_callback_info info)
 {
-    CipherFwkCtx context = (CipherFwkCtx)HcfMalloc(sizeof(CipherFwkCtxT), 0);
+    CipherFwkCtx context = static_cast<CipherFwkCtx>(HcfMalloc(sizeof(CipherFwkCtxT), 0));
     if (context == nullptr) {
         LOGE("create context fail!");
         return nullptr;
@@ -542,7 +542,7 @@ napi_value NapiCipher::JsCipherUpdate(napi_env env, napi_callback_info info)
 
 napi_value NapiCipher::JsCipherDoFinal(napi_env env, napi_callback_info info)
 {
-    CipherFwkCtx context = (CipherFwkCtx)HcfMalloc(sizeof(CipherFwkCtxT), 0);
+    CipherFwkCtx context = static_cast<CipherFwkCtx>(HcfMalloc(sizeof(CipherFwkCtxT), 0));
     if (context == nullptr) {
         LOGE("create context fail!");
         return nullptr;
diff --git a/frameworks/js/napi/src/napi_key_agreement.cpp b/frameworks/js/napi/src/napi_key_agreement.cpp
index c2657d1343b72dd0aa6dddbfa22b9a754a159170..f391f6c6102c1b75699df47d5ca81483a4455a51 100644
--- a/frameworks/js/napi/src/napi_key_agreement.cpp
+++ b/frameworks/js/napi/src/napi_key_agreement.cpp
@@ -225,7 +225,7 @@ HcfKeyAgreement *NapiKeyAgreement::GetKeyAgreement()
 napi_value NapiKeyAgreement::JsGenerateSecret(napi_env env, napi_callback_info info)
 {
     LOGI("enter ...");
-    KeyAgreementCtx *ctx = (KeyAgreementCtx *)HcfMalloc(sizeof(KeyAgreementCtx), 0);
+    KeyAgreementCtx *ctx = static_cast<KeyAgreementCtx *>(HcfMalloc(sizeof(KeyAgreementCtx), 0));
     if (ctx == NULL) {
         LOGE("create context fail.");
         return NULL;
diff --git a/frameworks/js/napi/src/napi_mac.cpp b/frameworks/js/napi/src/napi_mac.cpp
index f97f2e11d2a9e01dc35e6c54a0cb7d0e12421d60..9c091d8b9b7bdf974c1865cbd4771a726bf8355b 100644
--- a/frameworks/js/napi/src/napi_mac.cpp
+++ b/frameworks/js/napi/src/napi_mac.cpp
@@ -227,7 +227,7 @@ napi_value NapiMac::MacInit(napi_env env, napi_callback_info info)
     if (!CheckArgsCount(env, argc, ARGS_SIZE_TWO, false)) {
         return nullptr;
     }
-    MacCtx *context = (MacCtx *)HcfMalloc(sizeof(MacCtx), 0);
+    MacCtx *context = static_cast<MacCtx *>(HcfMalloc(sizeof(MacCtx), 0));
     if (context == nullptr) {
         napi_throw(env, GenerateBusinessError(env, HCF_ERR_MALLOC, "malloc context failed"));
         LOGE("malloc context failed!");
@@ -272,7 +272,7 @@ napi_value NapiMac::MacUpdate(napi_env env, napi_callback_info info)
     if (!CheckArgsCount(env, argc, ARGS_SIZE_TWO, false)) {
         return nullptr;
     }
-    MacCtx *context = (MacCtx *)HcfMalloc(sizeof(MacCtx), 0);
+    MacCtx *context = static_cast<MacCtx *>(HcfMalloc(sizeof(MacCtx), 0));
     if (context == nullptr) {
         napi_throw(env, GenerateBusinessError(env, HCF_ERR_MALLOC, "malloc context failed"));
         LOGE("malloc context failed!");
@@ -313,7 +313,7 @@ napi_value NapiMac::MacDoFinal(napi_env env, napi_callback_info info)
     if (!CheckArgsCount(env, argc, ARGS_SIZE_ONE, false)) {
         return nullptr;
     }
-    MacCtx *context = (MacCtx *)HcfMalloc(sizeof(MacCtx), 0);
+    MacCtx *context = static_cast<MacCtx *>(HcfMalloc(sizeof(MacCtx), 0));
     if (context == nullptr) {
         napi_throw(env, GenerateBusinessError(env, HCF_ERR_MALLOC, "malloc context failed"));
         LOGE("malloc context failed!");
diff --git a/frameworks/js/napi/src/napi_md.cpp b/frameworks/js/napi/src/napi_md.cpp
index 302d74b2719d09edf307afa4e19595b9ee29e4c9..5bac3f0591de6f98ee0e7d69669e85b9c7444f7d 100644
--- a/frameworks/js/napi/src/napi_md.cpp
+++ b/frameworks/js/napi/src/napi_md.cpp
@@ -193,7 +193,7 @@ napi_value NapiMd::MdUpdate(napi_env env, napi_callback_info info)
     if (!CheckArgsCount(env, argc, ARGS_SIZE_TWO, false)) {
         return nullptr;
     }
-    MdCtx *context = (MdCtx *)HcfMalloc(sizeof(MdCtx), 0);
+    MdCtx *context = static_cast<MdCtx *>(HcfMalloc(sizeof(MdCtx), 0));
     if (context == nullptr) {
         napi_throw(env, GenerateBusinessError(env, HCF_ERR_MALLOC, "malloc context failed"));
         LOGE("malloc context failed!");
@@ -234,7 +234,7 @@ napi_value NapiMd::MdDoFinal(napi_env env, napi_callback_info info)
     if (!CheckArgsCount(env, argc, ARGS_SIZE_ONE, false)) {
         return nullptr;
     }
-    MdCtx *context = (MdCtx *)HcfMalloc(sizeof(MdCtx), 0);
+    MdCtx *context = static_cast<MdCtx *>(HcfMalloc(sizeof(MdCtx), 0));
     if (context == nullptr) {
         napi_throw(env, GenerateBusinessError(env, HCF_ERR_MALLOC, "malloc context failed"));
         LOGE("malloc context failed!");
diff --git a/frameworks/js/napi/src/napi_rand.cpp b/frameworks/js/napi/src/napi_rand.cpp
index eabac2076f9ed031031d788af261819ac9808a55..2eada55f71f1dc0c5c4bd5897fc30bbab14a49fa 100644
--- a/frameworks/js/napi/src/napi_rand.cpp
+++ b/frameworks/js/napi/src/napi_rand.cpp
@@ -201,7 +201,7 @@ napi_value NapiRand::GenerateRandom(napi_env env, napi_callback_info info)
         LOGE("The arguments count is not expected!");
         return ret;
     }
-    RandCtx *context = (RandCtx *)HcfMalloc(sizeof(RandCtx), 0);
+    RandCtx *context = static_cast<RandCtx *>(HcfMalloc(sizeof(RandCtx), 0));
     if (context == nullptr) {
         napi_throw(env, GenerateBusinessError(env, HCF_ERR_MALLOC, "malloc context failed"));
         LOGE("malloc context failed!");
@@ -244,7 +244,7 @@ napi_value NapiRand::SetSeed(napi_env env, napi_callback_info info)
         LOGE("The arguments count is not expected!");
         return ret;
     }
-    RandCtx *context = (RandCtx *)HcfMalloc(sizeof(RandCtx), 0);
+    RandCtx *context = static_cast<RandCtx *>(HcfMalloc(sizeof(RandCtx), 0));
     if (context == nullptr) {
         napi_throw(env, GenerateBusinessError(env, HCF_ERR_MALLOC, "malloc context failed"));
         LOGE("malloc context failed!");
diff --git a/frameworks/js/napi/src/napi_sign.cpp b/frameworks/js/napi/src/napi_sign.cpp
index a3e1208490eec42498b89927240e90b9695206ae..4d2787d220b106b34cf11d0f4fc5a8f30dadb396 100644
--- a/frameworks/js/napi/src/napi_sign.cpp
+++ b/frameworks/js/napi/src/napi_sign.cpp
@@ -528,7 +528,7 @@ HcfSign *NapiSign::GetSign()
 napi_value NapiSign::JsInit(napi_env env, napi_callback_info info)
 {
     LOGI("enter ...");
-    SignInitCtx *ctx = (SignInitCtx *)HcfMalloc(sizeof(SignInitCtx), 0);
+    SignInitCtx *ctx = static_cast<SignInitCtx *>(HcfMalloc(sizeof(SignInitCtx), 0));
     if (ctx == NULL) {
         LOGE("create context fail.");
         return NULL;
@@ -546,7 +546,7 @@ napi_value NapiSign::JsInit(napi_env env, napi_callback_info info)
 napi_value NapiSign::JsUpdate(napi_env env, napi_callback_info info)
 {
     LOGI("enter ...");
-    SignUpdateCtx *ctx = (SignUpdateCtx *)HcfMalloc(sizeof(SignUpdateCtx), 0);
+    SignUpdateCtx *ctx = static_cast<SignUpdateCtx *>(HcfMalloc(sizeof(SignUpdateCtx), 0));
     if (ctx == NULL) {
         LOGE("create context fail.");
         return NULL;
@@ -564,7 +564,7 @@ napi_value NapiSign::JsUpdate(napi_env env, napi_callback_info info)
 napi_value NapiSign::JsSign(napi_env env, napi_callback_info info)
 {
     LOGI("enter ...");
-    SignDoFinalCtx *ctx = (SignDoFinalCtx *)HcfMalloc(sizeof(SignDoFinalCtx), 0);
+    SignDoFinalCtx *ctx = static_cast<SignDoFinalCtx *>(HcfMalloc(sizeof(SignDoFinalCtx), 0));
     if (ctx == NULL) {
         LOGE("create context fail.");
         return NULL;
diff --git a/frameworks/js/napi/src/napi_sym_key_generator.cpp b/frameworks/js/napi/src/napi_sym_key_generator.cpp
index 71d08d59601afd8830444909124e63d5076d48bd..445a0643cf66ef82b1f369787bce37b6b073014a 100644
--- a/frameworks/js/napi/src/napi_sym_key_generator.cpp
+++ b/frameworks/js/napi/src/napi_sym_key_generator.cpp
@@ -317,7 +317,7 @@ HcfSymKeyGenerator *NapiSymKeyGenerator::GetSymKeyGenerator()
 
 napi_value NapiSymKeyGenerator::JsGenerateSymKey(napi_env env, napi_callback_info info)
 {
-    SymKeyGeneratorFwkCtx context = (SymKeyGeneratorFwkCtx)HcfMalloc(sizeof(SymKeyGeneratorFwkCtxT), 0);
+    SymKeyGeneratorFwkCtx context = static_cast<SymKeyGeneratorFwkCtx>(HcfMalloc(sizeof(SymKeyGeneratorFwkCtxT), 0));
     if (context == nullptr) {
         LOGE("Create context failed!");
         return nullptr;
@@ -340,7 +340,7 @@ napi_value NapiSymKeyGenerator::JsGenerateSymKey(napi_env env, napi_callback_inf
 
 napi_value NapiSymKeyGenerator::JsConvertKey(napi_env env, napi_callback_info info)
 {
-    SymKeyGeneratorFwkCtx context = (SymKeyGeneratorFwkCtx)HcfMalloc(sizeof(SymKeyGeneratorFwkCtxT), 0);
+    SymKeyGeneratorFwkCtx context = static_cast<SymKeyGeneratorFwkCtx>(HcfMalloc(sizeof(SymKeyGeneratorFwkCtxT), 0));
     if (context == nullptr) {
         LOGE("malloc SymKeyGeneratorFwkCtx failed!");
         return nullptr;
diff --git a/frameworks/js/napi/src/napi_verify.cpp b/frameworks/js/napi/src/napi_verify.cpp
index c1cc489e463da64bbaafa90de5e01c6db6707025..ddd5d2295001d8011c9a5b00dc01e20dc363abb9 100644
--- a/frameworks/js/napi/src/napi_verify.cpp
+++ b/frameworks/js/napi/src/napi_verify.cpp
@@ -555,7 +555,7 @@ HcfVerify *NapiVerify::GetVerify()
 napi_value NapiVerify::JsInit(napi_env env, napi_callback_info info)
 {
     LOGI("enter ...");
-    VerifyInitCtx *ctx = (VerifyInitCtx *)HcfMalloc(sizeof(VerifyInitCtx), 0);
+    VerifyInitCtx *ctx = static_cast<VerifyInitCtx *>(HcfMalloc(sizeof(VerifyInitCtx), 0));
     if (ctx == NULL) {
         LOGE("create context fail.");
         return NULL;
@@ -573,7 +573,7 @@ napi_value NapiVerify::JsInit(napi_env env, napi_callback_info info)
 napi_value NapiVerify::JsUpdate(napi_env env, napi_callback_info info)
 {
     LOGI("enter ...");
-    VerifyUpdateCtx *ctx = (VerifyUpdateCtx *)HcfMalloc(sizeof(VerifyUpdateCtx), 0);
+    VerifyUpdateCtx *ctx = static_cast<VerifyUpdateCtx *>(HcfMalloc(sizeof(VerifyUpdateCtx), 0));
     if (ctx == NULL) {
         LOGE("create context fail.");
         return NULL;
@@ -591,7 +591,7 @@ napi_value NapiVerify::JsUpdate(napi_env env, napi_callback_info info)
 napi_value NapiVerify::JsVerify(napi_env env, napi_callback_info info)
 {
     LOGI("enter ...");
-    VerifyDoFinalCtx *ctx = (VerifyDoFinalCtx *)HcfMalloc(sizeof(VerifyDoFinalCtx), 0);
+    VerifyDoFinalCtx *ctx = static_cast<VerifyDoFinalCtx *>(HcfMalloc(sizeof(VerifyDoFinalCtx), 0));
     if (ctx == NULL) {
         LOGE("create context fail.");
         return NULL;
diff --git a/plugin/openssl_plugin/common/src/rsa_openssl_common.c b/plugin/openssl_plugin/common/src/rsa_openssl_common.c
index 7fad10e0afaa07196aa4d30e3fbb086bbbf5f6fb..fbe3bb2872f0b1ec8856604f6ee28595bf8f68a8 100644
--- a/plugin/openssl_plugin/common/src/rsa_openssl_common.c
+++ b/plugin/openssl_plugin/common/src/rsa_openssl_common.c
@@ -56,7 +56,7 @@ ERR:
 
 static HcfResult InitRsaStruct(BIGNUM *n, BIGNUM *e, BIGNUM *d, const bool needPrivateExponent, RSA **rsa)
 {
-    HcfResult ret = HCF_ERR_CRYPTO_OPERATION;
+    HcfResult ret;
     if (rsa == NULL || n == NULL || e == NULL) {
         LOGE("InitRsaStruct params error.");
         ret = HCF_INVALID_PARAMS;
diff --git a/plugin/openssl_plugin/key/asy_key_generator/src/rsa_asy_key_generator_openssl.c b/plugin/openssl_plugin/key/asy_key_generator/src/rsa_asy_key_generator_openssl.c
index 893207cd501dd83fd67b5d3919faee74f66222c9..f4dfbd8e7da5fdfdc832419cd192c30e387c3b91 100644
--- a/plugin/openssl_plugin/key/asy_key_generator/src/rsa_asy_key_generator_openssl.c
+++ b/plugin/openssl_plugin/key/asy_key_generator/src/rsa_asy_key_generator_openssl.c
@@ -214,7 +214,7 @@ static HcfResult RsaSaveKeyMaterial(const RSA *rsa, const uint32_t keySize, HcfB
         HcfFree(rawMaterial);
         return HCF_ERR_MALLOC;
     }
-    HcfResult ret = HCF_SUCCESS;
+    HcfResult ret;
     uint32_t offset = sizeof(*keyMaterial);
     keyMaterial->nSize = (uint32_t)BN_bn2bin(RSA_get0_n(rsa), tmp_buff);
     if (memcpy_s(rawMaterial + offset, keyByteLen, tmp_buff, keyMaterial->nSize) != HCF_SUCCESS) {