fix

21.md

@@ -17,13 +17,13 @@
 + [IPV4info.com](http://ipv4info.com)
 + [JD GUI](https://github.com/java-decompiler/jd-gui)
 + [Mobile Security Framework](https://github.com/ajinabraham/Mobile-Security-Framework-MobSF)
-+ Firefox Plugins
-  + FoxyProxy
-  + UserAgentSwitcher
-  + Firebug
-  + Hackbar
-  + Websecurify
-  + CookieManager+
-  + XSS Me
-  + Offsec Exploit-db Search
-  + Wappalyzer
++ [Firefox Plugins](https://addons.mozilla.org/en-US/firefox/)
+  + [FoxyProxy](https://addons.mozilla.org/en-US/firefox/addon/foxyproxy-standard/)
+  + [UserAgentSwitcher](https://addons.mozilla.org/en-US/firefox/addon/user-agent-switcher/)
+  + [Firebug](https://addons.mozilla.org/en-US/firefox/addon/firebug/)
+  + [Hackbar](https://addons.mozilla.org/en-US/firefox/addon/hackbar/)
+  + [Websecurify](https://addons.mozilla.org/en-US/firefox/addon/websecurify/)
+  + [CookieManager+](https://addons.mozilla.org/en-US/firefox/addon/cookies-manager-plus/)
+  + [XSS Me](https://addons.mozilla.org/en-US/firefox/addon/xss-me/)
+  + [Offsec Exploit-db Search](https://addons.mozilla.org/en-US/firefox/addon/offsec-exploit-db-search/)
+  + [Wappalyzer](https://addons.mozilla.org/en-US/firefox/addon/wappalyzer/)

22.md

@@ -12,9 +12,9 @@
 + Video Tutorials
   + [youtube.com/yaworsk1](https://youtube.com/yaworsk1)
   + [Seccasts.com](https://www.youtube.com/c/nVisium/)
-  + Twitter#infsec
-  + Twitter@disclosedh1
-  + Web Application Hackers Handbook
+  + [Twitter#infsec](https://twitter.com/hashtag/Infsec)
+  + [Twitter@disclosedh1](https://twitter.com/disclosedh1)
+  + [Web Application Hackers Handbook](https://www.amazon.cn/%E9%BB%91%E5%AE%A2%E6%94%BB%E9%98%B2%E6%8A%80%E6%9C%AF%E5%AE%9D%E5%85%B8-Web%E5%AE%9E%E6%88%98%E7%AF%87-Dafydd-Stuttard/dp/B008FNO9GK)
   + [Bug Hunters Methodology](https://github.com/jhaddix/tbhm)
 + Recommended Blogs
   + [philippeharewood.com](http://philippeharewood.com/)
@@ -24,8 +24,8 @@
   + [blog.it-securityguard.com](http://blog.it-securityguard.com/)
   + [blog.innerht.ml](http://blog.innerht.ml/)
   + [blog.orange.tw](http://blog.orange.tw/)
-  + Portswigger Blog
-  + Nvisium Blog
+  + [Portswigger Blog](http://blog.portswigger.net/)
+  + [Nvisium Blog](https://nvisium.com/blog/)
   + [blog.zsec.uk](https://blog.zsec.uk/)
-  + Bug Crowd Blog
-  + HackerOne Blog
+  + [Bug Crowd Blog](https://blog.bugcrowd.com/)
+  + [HackerOne Blog](https://www.hackerone.com/blog)