diff --git a/frameworks/native/tls_socket/include/tls_key.h b/frameworks/native/tls_socket/include/tls_key.h
index a6a357dd61052694475f053fbb3f01b370b0f9f0..c514c83607e41fab22885d5e82b2449891c9413b 100644
--- a/frameworks/native/tls_socket/include/tls_key.h
+++ b/frameworks/native/tls_socket/include/tls_key.h
@@ -44,7 +44,6 @@ public:
            EncodingFormat format = PEM, KeyType type = PRIVATE_KEY);
 
     TLSKey(const TLSKey &other);
-    TLSKey &operator=(const TLSKey &other);
 
     [[nodiscard]] KeyAlgorithm Algorithm() const;
     [[nodiscard]] Handle handle() const;
@@ -65,7 +64,6 @@ private:
     DSA *dsa_ = nullptr;
     DH *dh_ = nullptr;
     EC_KEY *ec_ = nullptr;
-    EVP_PKEY *genericKey_ = nullptr;
     SecureData keyPass_;
     SecureData keyData_;
     bool keyIsNull_ = true;
diff --git a/frameworks/native/tls_socket/src/tls_key.cpp b/frameworks/native/tls_socket/src/tls_key.cpp
index da2026eba0eaa719b44b3243f57cfe8be605385f..1eb5497405d8c16bed849deed8fc62bf695d2f1d 100644
--- a/frameworks/native/tls_socket/src/tls_key.cpp
+++ b/frameworks/native/tls_socket/src/tls_key.cpp
@@ -59,36 +59,6 @@ TLSKey::TLSKey(const TLSKey &other)
     *this = other;
 }
 
-TLSKey &TLSKey::operator=(const TLSKey &other)
-{
-    if (other.rsa_ != nullptr) {
-        rsa_ = RSA_new();
-        rsa_ = other.rsa_;
-    }
-    if (other.dsa_ != nullptr) {
-        dsa_ = DSA_new();
-        dsa_ = other.dsa_;
-    }
-    if (other.dh_ != nullptr) {
-        dh_ = DH_new();
-        dh_ = other.dh_;
-    }
-    if (other.ec_ != nullptr) {
-        ec_ = EC_KEY_new();
-        ec_ = other.ec_;
-    }
-    if (other.genericKey_ != nullptr) {
-        genericKey_ = EVP_PKEY_new();
-        genericKey_ = other.genericKey_;
-    }
-    keyIsNull_ = other.keyIsNull_;
-    keyType_ = other.keyType_;
-    keyAlgorithm_ = other.keyAlgorithm_;
-    keyPass_ = other.keyPass_;
-    keyData_ = other.keyData_;
-    return *this;
-}
-
 void TLSKey::DecodeData(const SecureData &data, const SecureData &passPhrase)
 {
     if (data.Length() == 0) {
diff --git a/test/unittest/tls_test/core/tls_key.test.cpp b/test/unittest/tls_test/core/tls_key.test.cpp
index c71ff75649e80be2f2cd658dc8c8c534ee337ba3..3216a89980cc37f2840cb419f465453afa976537 100644
--- a/test/unittest/tls_test/core/tls_key.test.cpp
+++ b/test/unittest/tls_test/core/tls_key.test.cpp
@@ -42,18 +42,15 @@ HWTEST_F(TLSKeyTest, TLSKeyTestt001, testing::ext::TestSize.Level1)
     EXPECT_EQ(key.dsa_, nullptr);
     EXPECT_EQ(key.dh_, nullptr);
     EXPECT_EQ(key.ec_, nullptr);
-    EXPECT_EQ(key.genericKey_, nullptr);
     other.rsa_ = RSA_new();
     other.dsa_ = DSA_new();
     other.dh_ = DH_new();
     other.ec_ = EC_KEY_new();
-    other.genericKey_ = EVP_PKEY_new();
     key = other;
     EXPECT_NE(key.rsa_, nullptr);
     EXPECT_NE(key.dsa_, nullptr);
     EXPECT_NE(key.dh_, nullptr);
     EXPECT_NE(key.ec_, nullptr);
-    EXPECT_NE(key.genericKey_, nullptr);
 }
 
 HWTEST_F(TLSKeyTest, TLSKeyTestt002, testing::ext::TestSize.Level1)
@@ -63,7 +60,6 @@ HWTEST_F(TLSKeyTest, TLSKeyTestt002, testing::ext::TestSize.Level1)
     key.dsa_ = DSA_new();
     key.dh_ = DH_new();
     key.ec_ = EC_KEY_new();
-    key.genericKey_ = EVP_PKEY_new();
     SecureData data;
     SecureData phrase;
     key.DecodeData(data, phrase);
diff --git a/test/unittest/tlssocket/core/tls_key.test.cpp b/test/unittest/tlssocket/core/tls_key.test.cpp
index c71ff75649e80be2f2cd658dc8c8c534ee337ba3..3216a89980cc37f2840cb419f465453afa976537 100644
--- a/test/unittest/tlssocket/core/tls_key.test.cpp
+++ b/test/unittest/tlssocket/core/tls_key.test.cpp
@@ -42,18 +42,15 @@ HWTEST_F(TLSKeyTest, TLSKeyTestt001, testing::ext::TestSize.Level1)
     EXPECT_EQ(key.dsa_, nullptr);
     EXPECT_EQ(key.dh_, nullptr);
     EXPECT_EQ(key.ec_, nullptr);
-    EXPECT_EQ(key.genericKey_, nullptr);
     other.rsa_ = RSA_new();
     other.dsa_ = DSA_new();
     other.dh_ = DH_new();
     other.ec_ = EC_KEY_new();
-    other.genericKey_ = EVP_PKEY_new();
     key = other;
     EXPECT_NE(key.rsa_, nullptr);
     EXPECT_NE(key.dsa_, nullptr);
     EXPECT_NE(key.dh_, nullptr);
     EXPECT_NE(key.ec_, nullptr);
-    EXPECT_NE(key.genericKey_, nullptr);
 }
 
 HWTEST_F(TLSKeyTest, TLSKeyTestt002, testing::ext::TestSize.Level1)
@@ -63,7 +60,6 @@ HWTEST_F(TLSKeyTest, TLSKeyTestt002, testing::ext::TestSize.Level1)
     key.dsa_ = DSA_new();
     key.dh_ = DH_new();
     key.ec_ = EC_KEY_new();
-    key.genericKey_ = EVP_PKEY_new();
     SecureData data;
     SecureData phrase;
     key.DecodeData(data, phrase);