NFC tags are small, unpowered devices that store and transmit data to compatible readers through electromagnetic fields.

Often the term will bring to mind the ability to pay by holding your phone over a reader, but the system can also use NFC tags embedded in credit cards, ID card, passports, and the like.

This tactic, often overlooked, can expose users to phishing attacks, malware, and data theft with a simple tap of their phone. “NFC technology is incredibly convenient, but it’s also a vector for ...