add articles

README.md

@@ -54,6 +54,8 @@ Check out my [repos](https://github.com/qazbnm456) 🐾 or say *hi* on my [Twitt
     - [Leaking](#tools-leaking)
     - [Detecting](#tools-detecting)
     - [Preventing](#tools-preventing)
+    - [Webshell](#tools-webshell)
+    - [Others](#tools-others)
 - [Blogs](#blogs)
 - [Twitter Users](#twitter-users)
 - [Practices](#practices)
@@ -133,6 +135,7 @@ Check out my [repos](https://github.com/qazbnm456) 🐾 or say *hi* on my [Twitt
 
 * [浅谈json参数解析对waf绕过的影响](https://xianzhi.aliyun.com/forum/read/553.html) - Written by [doggy](https://xianzhi.aliyun.com/forum/u.php?uid=1723895737531437).
 * [Airbnb – When Bypassing JSON Encoding, XSS Filter, WAF, CSP, and Auditor turns into Eight Vulnerabilities](https://buer.haus/2017/03/08/airbnb-when-bypassing-json-encoding-xss-filter-waf-csp-and-auditor-turns-into-eight-vulnerabilities/) - Written by [@Brett Buerhaus](https://twitter.com/bbuerhaus).
+* [How to bypass libinjection in many WAF/NGWAF](https://medium.com/@d0znpp/how-to-bypass-libinjection-in-many-waf-ngwaf-1e2513453c0f)
 
 <a name="evasions-jsmvc"></a>
 ### JSMVC
@@ -261,6 +264,11 @@ Check out my [repos](https://github.com/qazbnm456) 🐾 or say *hi* on my [Twitt
 
 * [js-xss](https://github.com/leizongmin/js-xss) - Sanitize untrusted HTML (to prevent XSS) with a configuration specified by a Whitelist by [@leizongmin](https://github.com/leizongmin).
 
+<a name="tools-webshell"></a>
+### Webshell
+
+* [webshell](https://github.com/tennc/webshell) - This is a webshell open source project by [@tennc](https://github.com/tennc).
+
 <a name="tools-others"></a>
 ### Others