Papers and presentations are now being accepted for DEFCON 15, the conference your mother and ISC(2) warned you about. DEFCON will take place at the Riviera in Las Vegas, NV, USA, August 3-5, 2007.
You can download it from the following link: https://packetstormsecurity.com/files/download/55829/defcon2007-cfp.txt
Source: https://packetstormsecurity.com/files/55829/defcon2007-cfp.txt.html