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?

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 ...

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 ...