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Methods and products employing biometrics and steganography

  • US 6,804,378 B2
  • Filed: 02/12/2003
  • Issued: 10/12/2004
  • Est. Priority Date: 11/18/1993
  • Status: Expired due to Fees
First Claim
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1. A method comprising:

  • receiving data related to a physical attribute of a person; and

    steganographically encoding plural-bits of information in an object using said data;

    wherein said encoding is detectable through computer analysis from visible light scan data corresponding to said object.

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