Free download BackTrack 5 Wireless Penetration Testing By Vivek Ramachandran Which share free e book by vivek sir.
let me tell you about some contents about the video series:-
It Contain fully practical with explanation.it is best for penetration testers, security enthusiasts and network administrators.
This video series will take you through a journey in wireless LAN (in)security and penetration testing.it will also teach you very basics of how WLANs work, graduate to packet sniffing and injection attacks, move on to audit infrastructure vulnerabilities, learn to break into WLAN clients and finally look at advanced hybrid attacks involving wireless and applications
A non-exhaustive list of topics to be taught includes:
About VivekRamachandran (Author of Book /Trainer):-
i think you all security geeks knows him so no need to write more about him.
Download All Free Video Tutorial (iso File 4.2 GB)
you can also see all video tutorial part wise here
TO start up with you need ALFA NETWORK AWUS036NH 2W USB Wireless N Adapte You can easily purchase from ebay/amazon .You also need to set up backtrack on your laptop/pc(vmweare/virtual box) which i think very easy and i know even a kid can do it.
So Even i have Started to learn wifi security gone upto 22+ videos and the whole video series contain 45+ Videos so have fun and special thanks to vivek sir _/\_ for making these videos and sharing it for free.