Methods and devices for enrollment and verification of biometric information in identification documents
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United States of America Patent
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Nov 15, 2011
Grant Date -
Mar 4, 2010
app pub date -
Apr 24, 2008
filing date -
May 9, 2007
priority date (Note) -
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Abstract
Methods and devices for the secure encryption, enrollment, verification, and decryption of biometric and biographical identification information. The unique sequence of steps and the use of a combination of visible watermarking, invisible-fragile watermarking decoding, invisible-robust extraction, and decryption watermarking and encryption provides multiple layers of protection with four biometric based keys and makes it practically impossible for the information to be tampered with.
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