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Raptor WAF – Web Application Firewall Using DFA

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Raptor WAF is a simple web application firewall made in C, using KISS principle, to make poll use select() function, is not better than epoll() or kqueue() from *BSD but is portable, the core of match engine using DFA to detect XSS, SQLi and path traversal.

Short video:

WAF stands for Web Application Firewall. It is widely used nowadays to detect and defend SQL Injections and XSS.

  • You can block XSS, SQL injection attacks and path traversal with Raptor
  • You can use blacklist of IPs to block some users at config/blacklist ip.txt
  • You can use IPv6 and IPv4 at communications
  • At the future DoS protector, request limit, rule interpreter and Malware detector at uploads.
  • At the future SSL/TLS.


git clone https://github.com/CoolerVoid/raptor_wafcd raptor_waf; make; bin/raptor



Up some HTTPd server at port 80

bin/Raptor -h localhost -p 80 -r 8883 -w 4 -o loglog.txt


you can test at http://localhost:8883/test.php

For documentation of this tool please visit click here.

Download now: Raptor

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