You can use it to hack old credit card terminals: http://jhallenworld.blogspot.com/2012/08/reverse-engineering-verifone-zon-jr-xl.html http://jhallenworld.blogs

You can use it to hack old credit card terminals: http://jhallenworld.blogspot.com/2012/08/reverse-engineering-verifone-zon-jr-xl.html http://jhallenworld.blogspot.com/2012/08/reverse-engineering...