NFC ring unlocks wearers’ smartphones and shares contact details

NFC ring unlocks wearers’ smartphones and shares contact details

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Near-field communication (NFC) has already been used by Ford and ad agency Ogilvy Paris for their Keyfree Login app, which enables computer users to automatically log out of all of their accounts when they’re away from their computer. As consumers increasingly shift their important data onto mobile devices, China’s GEAK has developed a ring that uses NFC to unlock the wearer’s smartphone only when they’re holding it.

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