diff --git a/zh-cn/application-dev/security/Readme-CN.md b/zh-cn/application-dev/security/Readme-CN.md
index e9dff1f5848164a7c151498a7ed057cef441b030..604a2c0dbfb42236a8525d1e1256940c2bc2311f 100644
--- a/zh-cn/application-dev/security/Readme-CN.md
+++ b/zh-cn/application-dev/security/Readme-CN.md
@@ -3,4 +3,5 @@
 - 用户认证
   - [用户认证开发概述](userauth-overview.md)
   - [用户认证开发指导](userauth-guidelines.md)
+- Hap包签名工具  
   - [Hap包签名工具开发指南](hapsigntool_guidelines.md)
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