BackTrack is a Linux-based penetration testing arsenal that aids security professionals in the ability to perform assessments in a purely native environment dedicated to hacking. Useful for security professionals, those who wish to learn the 'hackers art' or anyone who would like to beef up their own wireless security, Backtrack is the best bet to get things done.The included Airlink101 Ultra-Mini USB Wireless-N adapter is super tiny, and works with all modern USB 2.0 interfaces.  It is fully supported by Linux and will be instantly recognized by your Backtrack 5 DVD.Also included is an easy-to-follow WEP wireless hacking guide, with step-by-step instructions and clear screen-shots.