1. myths of ddos attacks. http://blog.radware.com/security/2012/02/4-massive-myths-of-ddos/
2. The apache http server project. https://httpd.apache.org/
3. Apparmor. http://wiki.apparmor.net/index.php/Main_Page
4. Application layer DoS attack simulator. http://github.com/shekyan/slowhttptest
5. Are you ready for slow reading? https://blog.qualys.com/securitylabs/2012/01/05/slow-read