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" ...

Forget about swiping your credit card or inserting a chip. Use of tap-and-go cards is catching on because it's a simple way to speed through the checkout line. But are these contactless cards safe?

It’s a scenario frightening for both its simplicity and tenacity. More and more people use wireless communication devices such as mobile phones, biometric passports and credit cards with radio ...

When customers think of paying for their lunch with their phone or smartwatch, it seems like a relatively novel concept. Being able to make a transaction without cash or a credit card changing hands ...

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 ...