diff --git a/services/implementation/include/authentication/dm_auth_manager.h b/services/implementation/include/authentication/dm_auth_manager.h
index c9716d65a4bb94719c11bfa0ab41aca040f4fea7..34350a38c61d31b63f14b2e195841f8fa98d91c3 100644
--- a/services/implementation/include/authentication/dm_auth_manager.h
+++ b/services/implementation/include/authentication/dm_auth_manager.h
@@ -519,6 +519,7 @@ private:
     void PutAccessControlList();
     void SinkAuthenticateFinish();
     void SrcAuthenticateFinish();
+    static void OpenAuthSession();
     std::string GetBundleLable(const std::string &bundleName);
     bool IsScreenLocked();
     std::string ConvertSrcVersion(const std::string &version, const std::string &edition);
@@ -530,6 +531,7 @@ private:
     void DeleteOffLineTimer(int32_t sessionId);
 
 private:
+    static std::shared_ptr<AuthRequestState> sessionState_;
     std::shared_ptr<SoftbusConnector> softbusConnector_;
     std::shared_ptr<HiChainConnector> hiChainConnector_;
     std::shared_ptr<AuthUiStateManager> authUiStateMgr_;
diff --git a/services/implementation/src/authentication/dm_auth_manager.cpp b/services/implementation/src/authentication/dm_auth_manager.cpp
index f5fb9c185b0b12f21024cdbd78d71e83d6a9ba00..603e8e809e847b2edf9f1f6b25547f2b67c16a08 100644
--- a/services/implementation/src/authentication/dm_auth_manager.cpp
+++ b/services/implementation/src/authentication/dm_auth_manager.cpp
@@ -18,6 +18,7 @@
 #include <mutex>
 #include <string>
 #include <unistd.h>
+#include <thread>
 
 #include "bundle_mgr_interface.h"
 #include "iservice_registry.h"
@@ -94,6 +95,8 @@ constexpr const char* CANCEL_DISPLAY_KEY = "cancelPinCodeDisplay";
 constexpr const char* DM_VERSION_4_1_5_1 = "4.1.5.1";
 constexpr const char* DM_VERSION_5_0_1 = "5.0.1";
 constexpr const char* DM_VERSION_5_0_2 = "5.0.2";
+constexpr const char* DM_OPEN_AUTH_SESSION = "dmOpenAuthSession";
+std::shared_ptr<AuthRequestState> DmAuthManager::sessionState_ = nullptr;
 std::mutex g_authFinishLock;
 
 DmAuthManager::DmAuthManager(std::shared_ptr<SoftbusConnector> softbusConnector,
@@ -233,10 +236,21 @@ void DmAuthManager::InitAuthState(const std::string &pkgName, int32_t authType,
     if (!DmRadarHelper::GetInstance().ReportAuthStart(peerTargetId_.deviceId, pkgName)) {
         LOGE("ReportAuthStart failed");
     }
-    authRequestState_->Enter();
+    sessionState_ = authRequestState_;
+    std::thread openAuthSession(OpenAuthSession);
+    if (pthread_setname_np(openAuthSession.native_handle(), DM_OPEN_AUTH_SESSION) != DM_OK) {
+        LOGE("OpenAuthSession setname failed.");
+    }
+    openAuthSession.detach();
     LOGI("DmAuthManager::AuthenticateDevice complete");
 }
 
+void DmAuthManager::OpenAuthSession()
+{
+    LOGI("DmAuthManager::OpenAuthSession, state %d.", sessionState_->GetStateType());
+    sessionState_->Enter();
+}
+
 int32_t DmAuthManager::AuthenticateDevice(const std::string &pkgName, int32_t authType,
     const std::string &deviceId, const std::string &extra)
 {
@@ -1245,6 +1259,7 @@ void DmAuthManager::AuthenticateFinish()
     authResponseContext_ = nullptr;
     authMessageProcessor_ = nullptr;
     authPtr_ = nullptr;
+    sessionState_ = nullptr;
     LOGI("DmAuthManager::AuthenticateFinish complete");
 }