CPC G06K 19/07354 (2013.01) | 20 Claims |
1. A card configured to contain biometric information, the card comprising:
a substrate; and
a first face, the first face comprising a steganographic pattern encoded thereon,
wherein the steganographic pattern is achieved by at least one selected from the group of chaffing the substrate and winnowing the substrate, and
wherein the steganographic pattern contains biometric data associated with a user.
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