The Dark Side of Security by Obscurity - and Cloning MiFare Classic Rail and Building Passes, Anywhere, Anytime.

Nicolas T. Courtois The Dark Side of Security by Obscurity - and Cloning MiFare Classic Rail and Building Passes, Anywhere, Anytime. 331-338 2009 SECRYPT conf/secrypt/2009 db/conf/secrypt/secrypt2009.html#Courtois09