http://www.remote-exploit.org/
http://www.knoppix-std.org/
http://nubuntu.org/
http://code.google.com/p/ubuntutrinux/
http://www.nmap.org
http://www.nessus.org
http://metasploit.org/
http://www.saintcorporation.com/index.html
http://sectools.org/
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