See, for example, Tetris on a ('secure hardware' platform) chip & pin machine[1] The same group (security research at cambridge) are also the ones who produced

See, for example, Tetris on a ('secure hardware' platform) chip & pin machine[1] The same group (security research at cambridge) are also the ones who produced the 'chip and pin is a joke'[2] paper you might be referring to. [1] http://www.lightbluetouchpaper.org/2006/12/24/chip-pin-terminal-playing-tetris/ http://www.lightbluetouchpaper.org/2006/12/24/chip-pin-termi... [2] http://www.lightbluetouchpaper.org/2010/02/11/chip-and-pin-is-broken/ http://www.lightbluetouchpaper.org/2010/02/11/chip-and-pin-i...