You can find a presentation about the cards used by SL from last years SEC-T conference here http://www.sec-t.org/2010/presentation-videos.html http://www.sec-t

You can find a presentation about the cards used by SL from last years SEC-T conference here http://www.sec-t.org/2010/presentation-videos.html http://www.sec-t.org/2010/presentation-videos.html The name of the presentation is Hacking the RKF ticket system, it can be found at the bottom of the page.