RFID payments work by transmitting information between a credit card — specifically, the computer chip and antenna embedded within it — and a contactless reader.

Despite their popularity, RFID systems are not yet as widely adopted as they could be due to their high costs. Conventional reader modules cost a few thousand dollars, measure about 6 by 6 in ...

A credit card skimming device reads the magnetic stripe on your credit or debit card when you slide it into a card reader at an ATM, gas pump or other point of sale terminal. "The magnetic stripe ...