CVScam wrote:Stun guns will destroy a lot of those card readers. I have only played with 1-2 of those magnetic padlocks but I know you can mess them up with a bulk tape eraser.
now that really depends on the quality of reader and how it's set up
the ones i've come across while working in Gov buildings stun gun is ganna make it laugh at you and even if it did fail they all fail secure not safe.