hypnosec writes: Defcon is seeing some amazing hacking revelations, the latest one being a new tool that is capable of decrypting any PPTP and WPA2 wireless that use MS-CHAPv2 authentication mechanism. The two tools, ChapCrack developed by Moxie Marlinspike and CloudCracker.com that runs on FPGA cracking box developed by David Hulton of Pico Computing can be used together to crack the encryption of any PPTP (Point-to-Point Tunneling Protocol) and WPA2-Enterprise (Wireless Protected Access) sessions that use MS-CHAPv2 for authentication.
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