Johnny Cache is the author of many wireless tools and has spoken at several security conferences, including BlackHat, BlueHat, and ToorCon.
Joshua Wright is a senior security analyst with InGuardians Inc., an information security research and consulting firm, and a senior instructor and author with the SANS Institute. He continually looks for new ways to break wireless networks.
Vincent Liu is the Managing Director at Stach & Liu, a security consulting firm providing services to Fortune 500 companies, global financial institutions, and U.S. and foreign governments.