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Method for biometric encryption of email

  • US 20030140235A1
  • Filed: 12/02/2002
  • Published: 07/24/2003
  • Est. Priority Date: 06/02/2000
  • Status: Abandoned Application
First Claim
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1. A method for exchanging electronic messages between a sender with an enrolled biometric feature set and a receiver with an enrolled biometric feature set, comprising:

  • a. exchanging enrolled biometric feature sets between the sender and receiver;

    b. generating a live-scan biometric feature set of the sender;

    c. generating a first difference key derived from the difference between the sender'"'"'s live-scan biometric feature set and the sender'"'"'s enrolled biometric feature set;

    d. encrypting the message with the first difference key;

    e. encrypting said sender'"'"'s live-scan biometric feature set with an encryption key;

    f. transmitting to the receiver the encrypted message and said encrypted sender'"'"'s live-scan biometric feature set;

    g. decrypting by the receiver said encrypted sender'"'"'s live-scan biometric feature set;

    h. regenerating by the receiver the first difference key by calculating the difference between said sender'"'"'s live-scan biometric feature set and the sender'"'"'s enrolled biometric feature set;

    i. decrypting the message by use of the regenerated first difference key.

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