Rather than having to use something expensive and complicated such as an oscilloscope, experimenters can simply plug their DIY RFID sniffer into their computer’s line-in jack and explore the ...

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 ...

Scientists in Scotland have designed a chipless RFID tag, which they claim could make tags cheaper but also more sustainable.

Radio-Frequency Identification (RFID) technology is everywhere—powering everything from contactless payments and inventory tracking to access control systems. But while RFID systems makes life more ...