NFC tags and readers communicate wirelessly with each other over very short distances. Tags store a small amount of data on them that is sent to the reader in the form of electromagnetic pulses.

Square releases NFC & chip reader; all vendors can now accept Android Pay, Samsung Pay and more That little dongle that connected to your 3.5 mm headset jack is still included, but seems archaic ...

With a wave of your NFC-enabled Android phone you can pay in a flash, and lose that deck of loyalty cards too. Written by Ed Burnette, Contributor May 26, 2011 at 4:21 a.m. PT ...

An NFC compatible Android phone. I'm using the LG Nexus 4, ... so you'll want to make sure that you can directly touch your phone's NFC reader with the tag.

Under these conditions, someone with an appropriate NFC reader tool can trigger a locked Android phone to divulge full credit card details with a tap.

In addition, the reader can be sold with a Bluebird software developer’s kit (SDK) for those seeking a software-based solution to support the collected read data. Key Takeaways: A new smartphone ...