There's also this [0] write up, if you're looking for a more straight-forward read. [0] http://potatohatsecurity.tumblr.com/post/94565729529/defcon-22-badge-ch

There's also this [0] write up, if you're looking for a more straight-forward read. [0] http://potatohatsecurity.tumblr.com/post/94565729529/defcon-22-badge-challenge-walkthrough http://potatohatsecurity.tumblr.com/post/94565729529/defcon-...