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MULTI-FACTOR AUTHENTICATION USING A ONE TIME PASSWORD

  • US 20080249947A1
  • Filed: 04/09/2007
  • Published: 10/09/2008
  • Est. Priority Date: 04/09/2007
  • Status: Abandoned Application
First Claim
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1. A method of authenticating a user, the method comprising:

  • receiving a one time password from a user;

    comparing the received one time password to a first one time password associated with the user and provided to the user on a receipt corresponding to a transaction; and

    authenticating the user into a service only if the received one time password matches the first one time password associated with the user.

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