Many credit cards include RFID chips. The chips use radio-frequency identification to transmit payment information over short distances. Credit card companies use RFID to enable "contactless-payments" ...

Wireless card readers are everywhere — but they’re easy to spoof or otherwise attack if you have the right tools Wireless card readers are everywhere — but they’re easy to spoof or otherwise attack if ...

Most smartphones have Near Field Communication, or NFC technology, built in these days. If you’ve ever used a mobile payments app like Samsung Pay or Google Pay, you already know how NFC works. In a ...