AUTHENTICITY DETERMINATION METHOD FOR CARD, AUTHENTICITY DETERMINATION METHOD FOR IC CARD AND AUTHENTICATION METHOD FOR IC CARD

摘要

PROBLEM TO BE SOLVED: To easily provide a high-accuracy card authenticity determination method further improving security.

SOLUTION: Authenticity of a card is determined by use of first identification information formed on the front face side, and second identification information comprising a design formed on the rear side of a center position of a cross section in a position except the rear face, and second identification information allowing recognition on the rear face side by transmitting light by light irradiation from the front face side.

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