diff --git a/en/device-dev/subsystems/Readme-EN.md b/en/device-dev/subsystems/Readme-EN.md
index 0f37c6654ed3d5728e3dd6d7c3e66d0fc283151d..9d104caf788042687399bc711b8d4de72d27f074 100644
--- a/en/device-dev/subsystems/Readme-EN.md
+++ b/en/device-dev/subsystems/Readme-EN.md
@@ -67,9 +67,10 @@
   - [Development Guidelines](development-guidelines.md)
 - [Security](subsys-security.md)
   - [Overview](subsys-security-overview.md)
-  - [Development Guidelines on Application Signature Verification](subsys-security-sigverify.md)
-  - [Development Guidelines on Application Permission Management](subsys-security-rightmanagement.md)
-  - [Development Guidelines on IPC Authentication](subsys-security-communicationverify.md)
+  - [Development on Application Signature Verification](subsys-security-sigverify.md)
+  - [Development on Application Permission Management](subsys-security-rightmanagement.md)
+  - [Development on IPC Authentication](subsys-security-communicationverify.md)
+  - [Development on Device Security Level Management](subsys-security-devicesecuritylevel.md)
 - [Startup](subsys-boot.md)
   - [Startup](subsys-boot-overview.md)
   - [init Module](subsys-boot-init.md)
diff --git a/en/device-dev/subsystems/subsys-security.md b/en/device-dev/subsystems/subsys-security.md
index b7a934f8d6fab835cc1a2b912787ea95856510e2..0a63d0bb54fa3734ee51d1b2a7c0e2744085d1c7 100644
--- a/en/device-dev/subsystems/subsys-security.md
+++ b/en/device-dev/subsystems/subsys-security.md
@@ -2,8 +2,6 @@
 
 -   **[Overview](subsys-security-overview.md)**
 
--   **[Development on Application Signature Verification](subsys-security-sigverify.md)**
-
 -   **[Development on Application Signature Verification] (subsys-security-sigverify.md)**
 
 -   **[Development on Application Permission Management](subsys-security-rightmanagement.md)**