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If your one of those privacy advocates that doesn't like RFID, break out the foil because that foils the tags ability to send out data. A bad joke yes, but it is true.
If your one of those privacy advocates that doesn't like RFID, break out the foil because that foils the tags ability to send out data. A bad joke yes, but it is true.
Quote
Makers of RFID (or radio frequency identification) tags, along with the retailers and suppliers who plan to use them, are saying the technology they spent millions of dollars developing is too weak to threaten consumer privacy. Metals, plastics and liquids, they say, all block radio signals before they reach RFID reader devices.