[Don] had some Serial RFID readers that he needed to work and be powered by USB. He went out and purchased a simple serial to USB converter, but was left with the problem of the operating voltage.

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 ...

The new device can be used wherever doors are to be secured by multi-level authentication – physically with a card and logically by means of a password. The wireless Aperio® PINpad escutcheon allows ...