This is some pretty scary stuff.
Many new credit cards carry an RFID chip for ‘fast pay/swipe pay’.
RFID stands for Radio-frequency identification. RFID is a technology that uses communication via electromagnetic waves to exchange data between a terminal and an electronic tag attached to an object, for the purpose of identification and tracking.
Here is a video showing a technique of stealing your information with out you even knowing it. Sadly this has been known for quite a while and not publicized much. I have seen many security related articles on this but I guess the public is just now being made more aware of it. And I think that is good. Be careful out there folks.