DOS attack2 DoS Attack Tool Targeting SSL Servers A hacker group has released a proof-of-concept tool that exploits how encryption keys can be renegotiated to launch a distributed denial of service attack against Secure Sockets Layer servers. A tool designed to launch denial of service attacks can bring down Secure Sockets Layer servers using just a laptop computer and a standard DSL connection. Developed by a German group called The Hacker's C.. 2011. 10. 27. Blocking a DNS DDOS using the fail2ban package Are you tired of getting multi-thousand line emails from the logcheck package that contain multiple reports of denied queries from named? If so this article will show how you can reject these DDOS attempts via the fail2ban package. These events look something like this:System Events =-=-=-=-=-=-= Jan 21 06:02:13 www named[32410]: client 66.230.128.15#15333: query (cache) +'./NS/IN' denied You ca.. 2009. 6. 1. 이전 1 다음 728x90