NFC tags are small, passive devices made of three primary components: a thin coil of copper or aluminum wire, a tiny silicon ...

You can identify a NFC card by looking for the contactless logo or a wifi symbol ... It has two elements; tag and reader. The ...

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.