Here is a spoofer for Arduino which I have constructed myself once: http://www.instructables.com/id/Arduino-Magstripe-Emulator/ http://www.instructables.com/id/

Here is a spoofer for Arduino which I have constructed myself once: http://www.instructables.com/id/Arduino-Magstripe-Emulator/ http://www.instructables.com/id/Arduino-Magstripe-Emulator/ Rather fun.