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 ...

RFID tags assign a unique electronic identity to a physical article; an RFID reader decodes the information contained in the tag. These two devices exchange information by the use of short-range RF ...

[Milosch] tells us the goal of the project is to lower the barrier for experimenting with the RFID technology that’s increasingly part of our everyday lives. Rather than having to use something ...

As such, it becomes crucial to account for security capabilities when choosing an embedded device that touches potentially sensitive data. RFID readers very much belong to the ecosystem wherein ...

tags are small electronic devices that wirelessly identify and track physical articles through radio frequency interaction with RFID readers. Each tag contains a minimum of an integrated circuit and ...

The waves reach the tag's antenna and power the chip, which then sends its data to the reader in a process called "backscatter." Average cost for these is about $0.12 per tag in bulk. Active RFID ...

Anadigm announced the availability of its RangeMaster5 third-generation RFID reader. The 3.3-V chip set lets system vendors design and maintain a single combination HF and UHF reader. A ...

A means by which a passive UHF reader communicates with tags in its read field. The reader sends energy to the tags but the tags sit idle until the reader requests them to respond. The reader is able ...

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By John Otis Advertisement Hundreds of Times readers submitted questions about our reporting on the election. And journalists around the newsroom got to work addressing them. Catie Edmondson ...