diff --git a/frameworks/js/napi/http/async_context/include/request_context.h b/frameworks/js/napi/http/async_context/include/request_context.h
index eed9267f..8eb963b9 100644
--- a/frameworks/js/napi/http/async_context/include/request_context.h
+++ b/frameworks/js/napi/http/async_context/include/request_context.h
@@ -30,6 +30,7 @@
 #include "request_tracer.h"
 
 namespace OHOS::NetStack::Http {
+static constexpr const uint32_t MAGIC_NUMBER = 0x86161616;
 struct LoadBytes {
     LoadBytes() : nLen(0), tLen(0){};
     LoadBytes(curl_off_t nowLen, curl_off_t totalLen)
@@ -51,6 +52,8 @@ struct CertsPath {
 
 class RequestContext final : public BaseContext {
 public:
+    friend class HttpExec;
+
     RequestContext() = delete;
 
     RequestContext(napi_env env, EventManager *manager);
@@ -137,6 +140,7 @@ public:
 
     RequestTracer::Trace &GetTrace();
 private:
+    uint32_t magicNumber_ = MAGIC_NUMBER;
     int32_t taskId_ = -1;
     bool usingCache_ = true;
     bool requestInStream_ = false;
diff --git a/frameworks/js/napi/http/http_exec/src/http_exec.cpp b/frameworks/js/napi/http/http_exec/src/http_exec.cpp
index 211bafd8..be8354ff 100755
--- a/frameworks/js/napi/http/http_exec/src/http_exec.cpp
+++ b/frameworks/js/napi/http/http_exec/src/http_exec.cpp
@@ -1425,19 +1425,22 @@ struct curl_slist *HttpExec::MakeHeaders(const std::vector<std::string> &vec)
 napi_value HttpExec::MakeResponseHeader(napi_env env, void *ctx)
 {
     auto context = reinterpret_cast<RequestContext *>(ctx);
+    if (context->magicNumber_ != MAGIC_NUMBER) {
+        return NapiUtils::CreateObject(env);
+    }
     (void)env;
     napi_value header = NapiUtils::CreateObject(context->GetEnv());
     if (NapiUtils::GetValueType(context->GetEnv(), header) == napi_object) {
-        for (const auto &it : context->response.GetHeader()) {
+        for (const auto it : context->response.header_) {
             if (!it.first.empty() && !it.second.empty()) {
                 NapiUtils::SetStringPropertyUtf8(context->GetEnv(), header, it.first, it.second);
             }
         }
-        if (!context->response.GetsetCookie().empty()) {
+        if (!context->response.setCookie_.empty()) {
             uint32_t index = 0;
-            auto len = context->response.GetsetCookie().size();
+            auto len = context->response.setCookie_.size();
             auto array = NapiUtils::CreateArray(context->GetEnv(), len);
-            for (const auto &setCookie : context->response.GetsetCookie()) {
+            for (const auto setCookie : context->response.setCookie_) {
                 auto str = NapiUtils::CreateStringUtf8(context->GetEnv(), setCookie);
                 NapiUtils::SetArrayElement(context->GetEnv(), array, index, str);
                 ++index;
diff --git a/frameworks/js/napi/http/options/include/http_response.h b/frameworks/js/napi/http/options/include/http_response.h
index 93a30b14..fc6a0a3f 100644
--- a/frameworks/js/napi/http/options/include/http_response.h
+++ b/frameworks/js/napi/http/options/include/http_response.h
@@ -25,6 +25,8 @@ static constexpr const char *WARNING = "Warning";
 
 class HttpResponse final {
 public:
+    friend class HttpExec;
+
     HttpResponse();
 
     void AppendResult(const void *data, size_t length);
diff --git a/utils/napi_utils/include/event_manager.h b/utils/napi_utils/include/event_manager.h
index 6060c858..d34785f6 100644
--- a/utils/napi_utils/include/event_manager.h
+++ b/utils/napi_utils/include/event_manager.h
@@ -31,6 +31,15 @@
 #include "uv.h"
 
 namespace OHOS::NetStack {
+static constexpr const uint32_t EVENT_MANAGER_MAGIC_NUMBER = 0x86161616;
+struct EventManagerMagic {
+    uint32_t magicNumber_ = EVENT_MANAGER_MAGIC_NUMBER;
+    ~EventManagerMagic()
+    {
+        magicNumber_ = ~magicNumber_;
+    }
+};
+
 class EventManager {
 public:
     EventManager();
@@ -102,6 +111,7 @@ private:
     std::list<EventListener> listeners_;
     void *data_;
     std::queue<void *> dataQueue_;
+    static EventManagerMagic magic_;
     static std::mutex mutexForManager_;
     static std::unordered_set<EventManager *> validManager_;
     napi_ref eventRef_;
diff --git a/utils/napi_utils/src/event_manager.cpp b/utils/napi_utils/src/event_manager.cpp
index ea34e370..a13f5f44 100644
--- a/utils/napi_utils/src/event_manager.cpp
+++ b/utils/napi_utils/src/event_manager.cpp
@@ -162,9 +162,13 @@ void EventManager::DeleteListener(const std::string &type)
 
 std::unordered_set<EventManager *> EventManager::validManager_;
 std::mutex EventManager::mutexForManager_;
+EventManagerMagic EventManager::magic_;
 
 void EventManager::SetInvalid(EventManager *manager)
 {
+    if (magic_.magicNumber_ != EVENT_MANAGER_MAGIC_NUMBER) {
+        return;
+    }
     std::lock_guard lock(mutexForManager_);
     auto pos = validManager_.find(manager);
     if (pos == validManager_.end()) {
@@ -178,12 +182,18 @@ void EventManager::SetInvalid(EventManager *manager)
 
 bool EventManager::IsManagerValid(EventManager *manager)
 {
+    if (magic_.magicNumber_ != EVENT_MANAGER_MAGIC_NUMBER) {
+        return false;
+    }
     std::lock_guard lock(mutexForManager_);
     return validManager_.find(manager) != validManager_.end();
 }
 
 void EventManager::SetValid(EventManager *manager)
 {
+    if (magic_.magicNumber_ != EVENT_MANAGER_MAGIC_NUMBER) {
+        return;
+    }
     std::lock_guard lock(mutexForManager_);
     validManager_.emplace(manager);
 }