update

jiangxincode · jiangxincode · commit a1fdb3973c76 · 2017-11-20T21:56:57.000+08:00
diff --git a/J2EE学习之路.md b/J2EE学习之路.md
@@ -132,9 +132,12 @@
 * 让浏览器不再显示 https 页面中的 http 请求警报: http://www.cnblogs.com/hustskyking/p/upgrade-insecure-requests.html
 * SNA (Share Nothing Architecture) Session 解剖: http://blog.csdn.net/lovingprince/article/details/5883473
 * 挑战认证机制：《LINUX网络管理员指南(第3版).chm》6.8. Authentication with PPP
-* DH密钥交换和ECDH原理： http://www.cnblogs.com/fishou/p/4206451.html
+* DH密钥交换和ECDH原理： <http://www.cnblogs.com/fishou/p/4206451.html>
 * Salted Password Hashing - Doing it Right: <https://crackstation.net/hashing-security.htm>
 * 加盐密码哈希：如何正确使用: <http://blog.jobbole.com/61872/>
+* CMD5(MD5反向查询): <http://www.cmd5.com/default.aspx>
+* 数字证书原理: <https://www.cnblogs.com/JeffreySun/archive/2010/06/24/1627247.html>
+* 彩虹表(Rainbow Tables)原理详解: <http://www.ha97.com/4009.html>
 * GetPropertyAction vs System.getProperty in obtaining system variables: http://stackoverflow.com/questions/4954924/getpropertyaction-vs-system-getproperty-in-obtaining-system-variables
 * File.separator vs FileSystem.getSeparator() vs System.getProperty(“file.separator”)?: http://stackoverflow.com/questions/8075373/file-separator-vs-filesystem-getseparator-vs-system-getpropertyfile-separato
 * 三个实例演示 Java Thread Dump 日志分析：http://www.cnblogs.com/zhengyun_ustc/archive/2013/01/06/dumpanalysis.html
diff --git a/Unix_Linux学习之路.md b/Unix_Linux学习之路.md
@@ -153,6 +153,7 @@
 * gprof: <https://sourceware.org/binutils/docs/gprof/>
 * ttyrec 和 ttyplay(记录、保存和播放终端会话软件): <http://0xcc.net/ttyrec/>
 * curl: <https://curl.haxx.se/>
+* Poptop - The PPTP Server for Linux: <http://poptop.sourceforge.net/dox/>
 
 ## Linux常用命令
 
