diff --git a/services/devicemanagerservice/src/device_manager_service.cpp b/services/devicemanagerservice/src/device_manager_service.cpp
index 7c4ae6e5..fe343b58 100644
--- a/services/devicemanagerservice/src/device_manager_service.cpp
+++ b/services/devicemanagerservice/src/device_manager_service.cpp
@@ -50,7 +50,7 @@ int32_t DeviceManagerService::Init()
         return DM_INT_MULTIPLE;
     }
 
-    if (!PermissionManager::GetInstance().checkPermission()) {
+    if (!PermissionManager::GetInstance().CheckPermission()) {
         LOGI("The caller does not have permission to call");
         return DM_NO_PERMISSION;
     }
@@ -129,7 +129,7 @@ int32_t DeviceManagerService::Init()
 int32_t DeviceManagerService::GetTrustedDeviceList(const std::string &pkgName, const std::string &extra,
                                                    std::vector<DmDeviceInfo> &deviceList)
 {
-    if (!PermissionManager::GetInstance().checkPermission()) {
+    if (!PermissionManager::GetInstance().CheckPermission()) {
         LOGI("The caller does not have permission to call");
         return DM_NO_PERMISSION;
     }
@@ -146,7 +146,7 @@ int32_t DeviceManagerService::GetTrustedDeviceList(const std::string &pkgName, c
 
 int32_t DeviceManagerService::GetLocalDeviceInfo(DmDeviceInfo &info)
 {
-    if (!PermissionManager::GetInstance().checkPermission()) {
+    if (!PermissionManager::GetInstance().CheckPermission()) {
         LOGI("The caller does not have permission to call");
         return DM_NO_PERMISSION;
     }
@@ -192,7 +192,7 @@ int32_t DeviceManagerService::GetUuidByNetworkId(const std::string &pkgName, con
 int32_t DeviceManagerService::StartDeviceDiscovery(const std::string &pkgName, const DmSubscribeInfo &subscribeInfo,
                                                    const std::string &extra)
 {
-    if (!PermissionManager::GetInstance().checkPermission()) {
+    if (!PermissionManager::GetInstance().CheckPermission()) {
         LOGI("The caller does not have permission to call");
         return DM_NO_PERMISSION;
     }
@@ -209,7 +209,7 @@ int32_t DeviceManagerService::StartDeviceDiscovery(const std::string &pkgName, c
 
 int32_t DeviceManagerService::StopDeviceDiscovery(const std::string &pkgName, uint16_t subscribeId)
 {
-    if (!PermissionManager::GetInstance().checkPermission()) {
+    if (!PermissionManager::GetInstance().CheckPermission()) {
         LOGI("The caller does not have permission to call");
         return DM_NO_PERMISSION;
     }
@@ -227,7 +227,7 @@ int32_t DeviceManagerService::StopDeviceDiscovery(const std::string &pkgName, ui
 int32_t DeviceManagerService::AuthenticateDevice(const std::string &pkgName, int32_t authType,
                                                  const std::string &deviceId, const std::string &extra)
 {
-    if (!PermissionManager::GetInstance().checkPermission()) {
+    if (!PermissionManager::GetInstance().CheckPermission()) {
         LOGI("The caller does not have permission to call");
         return DM_NO_PERMISSION;
     }
@@ -248,7 +248,7 @@ int32_t DeviceManagerService::AuthenticateDevice(const std::string &pkgName, int
 
 int32_t DeviceManagerService::UnAuthenticateDevice(const std::string &pkgName, const std::string &deviceId)
 {
-    if (!PermissionManager::GetInstance().checkPermission()) {
+    if (!PermissionManager::GetInstance().CheckPermission()) {
         LOGI("The caller does not have permission to call");
         return DM_NO_PERMISSION;
     }
@@ -269,7 +269,7 @@ int32_t DeviceManagerService::UnAuthenticateDevice(const std::string &pkgName, c
 
 int32_t DeviceManagerService::VerifyAuthentication(const std::string &authParam)
 {
-    if (!PermissionManager::GetInstance().checkPermission()) {
+    if (!PermissionManager::GetInstance().CheckPermission()) {
         LOGI("The caller does not have permission to call");
         return DM_NO_PERMISSION;
     }
diff --git a/utils/include/permission/lite/permission_manager.h b/utils/include/permission/lite/permission_manager.h
index 3ae6074b..fa0b9375 100644
--- a/utils/include/permission/lite/permission_manager.h
+++ b/utils/include/permission/lite/permission_manager.h
@@ -13,8 +13,8 @@
  * limitations under the License.
  */
 
-#ifndef OHOS_DM_PERMISSION_TOKEN_H
-#define OHOS_DM_PERMISSION_TOKEN_H
+#ifndef OHOS_DM_PERMISSION_MANAGER_H
+#define OHOS_DM_PERMISSION_MANAGER_H
 
 #include "single_instance.h"
 
@@ -24,8 +24,8 @@ class PermissionManager {
     DECLARE_SINGLE_INSTANCE(PermissionManager);
 
 public:
-    bool checkPermission(void);
+    bool CheckPermission(void);
 };
 } // namespace DistributedHardware
 } // namespace OHOS
-#endif // OHOS_DM_PERMISSION_TOKEN_H
+#endif // OHOS_DM_PERMISSION_MANAGER_H
diff --git a/utils/include/permission/standard/permission_manager.h b/utils/include/permission/standard/permission_manager.h
index 3ae6074b..fa0b9375 100644
--- a/utils/include/permission/standard/permission_manager.h
+++ b/utils/include/permission/standard/permission_manager.h
@@ -13,8 +13,8 @@
  * limitations under the License.
  */
 
-#ifndef OHOS_DM_PERMISSION_TOKEN_H
-#define OHOS_DM_PERMISSION_TOKEN_H
+#ifndef OHOS_DM_PERMISSION_MANAGER_H
+#define OHOS_DM_PERMISSION_MANAGER_H
 
 #include "single_instance.h"
 
@@ -24,8 +24,8 @@ class PermissionManager {
     DECLARE_SINGLE_INSTANCE(PermissionManager);
 
 public:
-    bool checkPermission(void);
+    bool CheckPermission(void);
 };
 } // namespace DistributedHardware
 } // namespace OHOS
-#endif // OHOS_DM_PERMISSION_TOKEN_H
+#endif // OHOS_DM_PERMISSION_MANAGER_H
diff --git a/utils/src/permission/lite/permission_manager.cpp b/utils/src/permission/lite/permission_manager.cpp
index 0d76c792..356a1313 100644
--- a/utils/src/permission/lite/permission_manager.cpp
+++ b/utils/src/permission/lite/permission_manager.cpp
@@ -19,7 +19,7 @@ namespace OHOS {
 namespace DistributedHardware {
 IMPLEMENT_SINGLE_INSTANCE(PermissionManager);
 
-bool PermissionManager::checkPermission(void)
+bool PermissionManager::CheckPermission(void)
 {
     return true;
 }
diff --git a/utils/src/permission/standard/permission_manager.cpp b/utils/src/permission/standard/permission_manager.cpp
index 4f73444f..82a0ad7a 100644
--- a/utils/src/permission/standard/permission_manager.cpp
+++ b/utils/src/permission/standard/permission_manager.cpp
@@ -37,9 +37,9 @@ namespace OHOS {
 namespace DistributedHardware {
 IMPLEMENT_SINGLE_INSTANCE(PermissionManager);
 
-bool PermissionManager::checkPermission(void)
+bool PermissionManager::CheckPermission(void)
 {
-    LOGI("Enter PermissionManager::checkPermission");
+    LOGI("Enter PermissionManager::CheckPermission");
     AccessTokenID tokenCaller = IPCSkeleton::GetCallingTokenID();
     if (tokenCaller == 0) {
         LOGI("PermissionManager::tokenCaller == 0");