http://www.ethicalhacker.net/content/category/7/40/2/ http://www.ethicalhacker.net/content/view/227/2/ http://www.ethicalhacker.net/content/view/238/2/ http://cygwin.com/ http://www.backtrack-linux.org/ www.austinhackers.org /austin hackers organization www.owasp.org /application security prevention: long & strong passwords (> 14 characters) updates & patches ips (network intrusion prevention systems) firewall selinux (on linux, UAC on Windows) disable all unnecessary processes dmz critical applications fail2ban /login monitor denyhosts /login monitor yubikey /secure login mechanism