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Method and system for accepting a pass code

  • US 20050177522A1
  • Filed: 02/05/2004
  • Published: 08/11/2005
  • Est. Priority Date: 02/05/2004
  • Status: Active Grant
First Claim
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1. A method of accepting a pass code, comprising:

  • providing a user with a machine-generated challenge; and

    receiving a response from the user, wherein said response represents a transformation from the challenge to a pass code allocated to the user, said response allowing the user to be validated against a stored data record of the pass code.

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