diff --git a/services/ans/include/reminder_event_manager.h b/services/ans/include/reminder_event_manager.h
index dbc625f268dac5212cf2bc47067fd6711c2d74ac..1897ec52c33b094493b466485f146040d45ad87a 100644
--- a/services/ans/include/reminder_event_manager.h
+++ b/services/ans/include/reminder_event_manager.h
@@ -44,6 +44,7 @@ private:
     sptr<NotificationBundleOption> GetBundleOption(const OHOS::EventFwk::Want &want) const;
     void HandlePackageRemove(const EventFwk::Want &want) const;
     void HandleProcessDied(const EventFwk::Want &want) const;
+    bool CheckCallingPermission();
     std::shared_ptr<ReminderDataManager> reminderDataManager_ = nullptr;
 };
 
diff --git a/services/ans/src/reminder_event_manager.cpp b/services/ans/src/reminder_event_manager.cpp
index 1a9c2b265f766da4ca766aa60d9ea820c6782586..e79b421acbe23a4800cdcb586b02fb304df2382d 100644
--- a/services/ans/src/reminder_event_manager.cpp
+++ b/services/ans/src/reminder_event_manager.cpp
@@ -15,6 +15,7 @@
 
 #include "reminder_event_manager.h"
 
+#include "accesstoken_kit.h"
 #include "ans_log_wrapper.h"
 #include "bundle_constants.h"
 #include "bundle_mgr_interface.h"
@@ -24,6 +25,7 @@
 #include "ipc_skeleton.h"
 #include "iservice_registry.h"
 #include "system_ability_definition.h"
+#include "tokenid_kit.h"
 
 using namespace OHOS::EventFwk;
 namespace OHOS {
@@ -83,8 +85,24 @@ ReminderEventManager::ReminderEventSubscriber::ReminderEventSubscriber(
     reminderDataManager_ = reminderDataManager;
 }
 
+bool ReminderEventManager::ReminderEventSubscriber::CheckCallingPermission()
+{
+    uint32_t accessToken = IPCSkeleton::GetCallingTokenID();
+    auto tokenType = Security::AccessToken::AccessTokenKit::GetTokenTypeFlag(accessToken);
+    uint64_t fullTokenId = IPCSkeleton::GetCallingFullTokenID();
+    bool isSystemApp = Security::AccessToken::TokenIdKit::IsSystemAppByFullTokenID(fullTokenId);
+    if (tokenType == Security::AccessToken::ATokenTypeEnum::TOKEN_NATIVE || isSystemApp) {
+        return true;
+    }
+    return false;
+}
+
 void ReminderEventManager::ReminderEventSubscriber::OnReceiveEvent(const EventFwk::CommonEventData &data)
 {
+    if (!CheckCallingPermission()) {
+        ANSR_LOGW("Don't have calling permission!");
+        return;
+    }
     Want want = data.GetWant();
     std::string action = want.GetAction();
     ANSR_LOGI("Recieved common event:%{public}s", action.c_str());