Personal RFID Firewall Invented

This paper outlines a system for protecting yourself from the threat of RFID bandits snagging the credit card information you broadcast. The “RFID Guardian” jams your RFID signals, then it clones their signals and rebroadcasts them only if and when you tell it. If the banks won’t make the cards more secure, it’s up to the user to protect himself. — BEN POPKEN

Personal firewall for the RFIDs you carry [BoingBoing]

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