This Gizmo Knows Your Amex Card Number Before You've Received It

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By samzenpusNov 25, 2015, 3:06 pm214 ptsTrending
itwbennett writes: A small device built by legendary hacker Samy Kamkar can predict what new American Express card numbers will be and trick point-of-sale devices into accepting cards without a security microchip. Because American Express appears to have used a weak algorithm to generate new card numbers, the…

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