offensive-security from backtrack creators provide some marvelous courses....
OFFENSIVE SECURITY 101
"Offensive Security 101" is a course designed for network administrators and security professionals who need to get acquainted with the world of offensive security. The course introduces the latest hacking tools and techniques, and includes remote live labs for exercising the material presented to the students.
This course gives a solid understanding of the penetration testing process, and is equally important for those wanting to either defend or attack their network.
ISC2 has accredited Offensive Security 101 with 40 ISC2 CPE Credits.
"Offensive Security Wireless Attacks", also known as "BackTrack WiFu" is a course designed for penetration testers and security enthusiasts who need to learn to implement various active and passive Wireless (802.11 2.4 GHz) attacks. The course is based on the Wireless Attack suite - Aircrack-ng.
The course was designed by Thomas d'Otreppe and Mati Aharoni in an attempt to organise and summarise today's relevant WiFi attacks. This course will kick-start your WiFu abilities, and get you cracking WEP and WPA using the latest tools and attacks in no time!
BACKTRACK TO THE MAX
BackTrack to the Max" is a course designed for seasoned security professionals who want to learn about the inner workings of BackTrack. Topics such as offensive scripting, VPN auditing, Software Exploitation, Web Application Auditing and more are discussed. This course gives an advanced understanding of the penetration testing process -using BackTrack - and is a highly recommended course for security auditors. This course is still under development. The release of "BackTrack to the Max" has been delayed until the BackTrack 3 release.