If you’ve worked with passive RFID before, you know that most readers only work within inches of the card. In [Fran’s] DEFCON talk this summer he calls it the “ass-grabbing method” of ...

Also called an "RFID interrogator." The maximum distance between the reader's antenna and the tag vary, depending on application. Credit cards and ID badges have to be brought fairly close to the ...

Now when he passes his RFID badge across the dash ... While his goal to use an NFC ring is admirable, one of our readers took it a step further a few years ago, and starts his car with a RFID ...

An curved arrow pointing right. Almost everyone uses an RFID badge to get into their office or apartment, and it's a lot easier than you might think for someone to steal the data on your card to ...