--- lbbs/Tutorial.zh_CN.md	2025/12/25 12:28:28	1.1
+++ lbbs/Tutorial.zh_CN.md	2025/12/26 06:27:54	1.3
@@ -5,13 +5,15 @@ 全部视频都使用中文讲解，但�
 
 安装演示
 ==================
-[Web版](https://www.bilibili.com/video/BV1BqBGBFExZ/) [view on Youtube](https://www.youtube.com/watch?v=AzMRaLtpGSc)  
-[Telnet版](https://www.bilibili.com/video/BV186BLBREuz/) [view on Youtube](https://www.youtube.com/watch?v=h2Eex3b2XpY)  
+[Web版](https://www.bilibili.com/video/BV1BqBGBFExZ/) [去Youtube观看](https://www.youtube.com/watch?v=AzMRaLtpGSc)  
+[Telnet版](https://www.bilibili.com/video/BV186BLBREuz/) [去Youtube观看](https://www.youtube.com/watch?v=h2Eex3b2XpY)  
 
 
 技术架构介绍
 ==================
-[介绍1 -- 终端服务器的项目背景](https://www.bilibili.com/video/BV1wqBjB2E5L/) [view on Youtube](https://www.youtube.com/watch?v=BjNz187AhFI)  
-[介绍2 -- 服务端架构和socket网络编程](https://www.bilibili.com/video/BV1ZUBDBKEhA/) [view on Youtube](https://www.youtube.com/watch?v=eqBXOjG2BbI)  
-[介绍3 -- 为高并发的遍历和浏览优化](https://www.bilibili.com/video/BV16mBXByEuA/) [view on Youtube](https://www.youtube.com/watch?v=0MzrSFdq3fo)  
-[介绍4 --- 漫谈文本编辑器](https://www.bilibili.com/video/BV1fKBXBkESL/) [view on Youtube](https://www.youtube.com/watch?v=KgaX3auf8pA)  
+[介绍1 --- 终端服务器的项目背景](https://www.bilibili.com/video/BV1wqBjB2E5L/) [去Youtube观看](https://www.youtube.com/watch?v=BjNz187AhFI)  
+[介绍2 --- 服务端架构和socket网络编程](https://www.bilibili.com/video/BV1ZUBDBKEhA/) [去Youtube观看](https://www.youtube.com/watch?v=eqBXOjG2BbI)  
+[介绍3 --- 为高并发的遍历和浏览优化](https://www.bilibili.com/video/BV16mBXByEuA/) [去Youtube观看](https://www.youtube.com/watch?v=0MzrSFdq3fo)  
+[介绍4 --- 漫谈文本编辑器](https://www.bilibili.com/video/BV1fKBXBkESL/) [去Youtube观看](https://www.youtube.com/watch?v=KgaX3auf8pA)  
+[介绍5 --- 数据结构和算法](https://www.bilibili.com/video/BV1B7BoBQEcD/) [去Youtube观看](https://www.youtube.com/watch?v=fJsAtVQZNv0)  
+[介绍6 --- 访问控制和数据安全](https://www.bilibili.com/video/BV1enBaBkErp/) [去Youtube观看](https://www.youtube.com/watch?v=MuQEQ_6wKu0)