US Passports to Carry Digitally Signed Images
The new passports will include an embedded microchip that stores a compressed image of its owner's face. These microchips will be designed to prevent tampering and each digital image will be cryptographically signed to guarantee its authenticity.
Not everyone is convinced that digital passports are a good idea. Civil liberties groups fear that the introduction of such international identity schemes could permit governments to monitor the activities of citizens in unprecedented detail.
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