diff --git a/frameworks/native/include/sensor_agent_proxy.h b/frameworks/native/include/sensor_agent_proxy.h
index 9313d814e020bfea91aee939046aed9d691d5757..7c2353c0cc58aea412a058644d0e57492e2d7375 100644
--- a/frameworks/native/include/sensor_agent_proxy.h
+++ b/frameworks/native/include/sensor_agent_proxy.h
@@ -67,6 +67,13 @@ private:
     static std::mutex createChannelMutex_;
 };
 
+const int32_t CHECK_CODE = 0x00ABCDEF;
+
+struct SensorInfoCheck {
+    int32_t checkCode = CHECK_CODE;
+    SensorInfo *sensorInfos = nullptr;
+};
+
 #define SENSOR_AGENT_IMPL OHOS::DelayedSingleton<SensorAgentProxy>::GetInstance()
 } // namespace Sensors
 } // namespace OHOS
diff --git a/frameworks/native/src/sensor_agent_proxy.cpp b/frameworks/native/src/sensor_agent_proxy.cpp
index 092c164f8f8f6a92d0bb6a33e130bcae54f465e7..dfb11bc27ea87c65d5e184e255383add3718f3b7 100644
--- a/frameworks/native/src/sensor_agent_proxy.cpp
+++ b/frameworks/native/src/sensor_agent_proxy.cpp
@@ -26,7 +26,7 @@ namespace Sensors {
 namespace {
 constexpr uint32_t MAX_SENSOR_LIST_SIZE = 0Xffff;
 std::mutex sensorInfoMutex_;
-SensorInfo *sensorInfos_ = nullptr;
+SensorInfoCheck sensorInfoCheck_;
 std::mutex sensorActiveInfoMutex_;
 SensorActiveInfo *sensorActiveInfos_ = nullptr;
 int32_t sensorInfoCount_ = 0;
@@ -366,9 +366,11 @@ void SensorAgentProxy::ClearSensorInfos() const
         free(sensorActiveInfos_);
         sensorActiveInfos_ = nullptr;
     }
-    CHKPV(sensorInfos_);
-    free(sensorInfos_);
-    sensorInfos_ = nullptr;
+    CHKPV(sensorInfoCheck_.sensorInfos);
+    free(sensorInfoCheck_.sensorInfos);
+    sensorInfoCheck_.sensorInfos = nullptr;
+    sensorInfoCheck_.checkCode = CHECK_CODE;
+    sensorInfoCount_ = 0;
 }
 
 int32_t SensorAgentProxy::ConvertSensorInfos() const
@@ -390,15 +392,20 @@ int32_t SensorAgentProxy::ConvertSensorInfos() const
     }
     if (sensorInfoCount_ > 0 && sensorInfoCount_ == static_cast<int32_t>(count)) {
         return SUCCESS;
-    } else if (sensorInfoCount_ > 0 && sensorInfoCount_ != static_cast<int32_t>(count)) {
+    } else if (sensorInfoCount_ > 0 && sensorInfoCount_ != static_cast<int32_t>(count) &&
+        sensorInfoCheck_.checkCode == CHECK_CODE) {
         SEN_HILOGW("sensorInfos_ error, sensorInfoCount_:%{public}d, sensorListCount:%{public}d", sensorInfoCount_,
             static_cast<int32_t>(count));
         ClearSensorInfos();
+    } else if (sensorInfoCheck_.checkCode != CHECK_CODE) {
+        SEN_HILOGE("CheckCode has been modified, %{public}d", sensorInfoCheck_.checkCode);
+        ClearSensorInfos();
     }
-    sensorInfos_ = (SensorInfo *)malloc(sizeof(SensorInfo) * count);
-    CHKPR(sensorInfos_, ERROR);
+    sensorInfoCheck_.sensorInfos = (SensorInfo *)malloc(sizeof(SensorInfo) * count);
+    CHKPR(sensorInfoCheck_.sensorInfos, ERROR);
+    SEN_HILOGI("Sensor count is %{public}zu", count);
     for (size_t i = 0; i < count; ++i) {
-        SensorInfo *sensorInfo = sensorInfos_ + i;
+        SensorInfo *sensorInfo = sensorInfoCheck_.sensorInfos + i;
         errno_t ret = strcpy_s(sensorInfo->sensorName, NAME_MAX_LEN,
             sensorList[i].GetSensorName().c_str());
         CHKCR(ret == EOK, ERROR);
@@ -418,6 +425,8 @@ int32_t SensorAgentProxy::ConvertSensorInfos() const
         sensorInfo->power = sensorList[i].GetPower();
         sensorInfo->minSamplePeriod = sensorList[i].GetMinSamplePeriodNs();
         sensorInfo->maxSamplePeriod = sensorList[i].GetMaxSamplePeriodNs();
+        SEN_HILOGI("Sensor %{public}zu: sensorId is %{public}d, sensorTypeId is %{public}d",
+            i, sensorInfo->sensorId, sensorInfo->sensorTypeId);
     }
     sensorInfoCount_ = static_cast<int32_t>(count);
     return SUCCESS;
@@ -435,9 +444,15 @@ int32_t SensorAgentProxy::GetAllSensors(SensorInfo **sensorInfo, int32_t *count)
         ClearSensorInfos();
         return ERROR;
     }
-    *sensorInfo = sensorInfos_;
+    if (sensorInfoCheck_.checkCode != CHECK_CODE) {
+        SEN_HILOGE("CheckCode has been modified, %{public}d", sensorInfoCheck_.checkCode);
+        ClearSensorInfos();
+        return ERROR;
+    }
+    CHKPR(sensorInfoCheck_.sensorInfos, OHOS::Sensors::ERROR);
+    *sensorInfo = sensorInfoCheck_.sensorInfos;
     *count = sensorInfoCount_;
-    PrintSensorData::GetInstance().PrintSensorInfo(sensorInfos_, sensorInfoCount_);
+    PrintSensorData::GetInstance().PrintSensorInfo(sensorInfoCheck_.sensorInfos, sensorInfoCount_);
     return SUCCESS;
 }