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System and Method For Dynamic Multifactor Authentication

  • US 20080307515A1
  • Filed: 12/20/2006
  • Published: 12/11/2008
  • Est. Priority Date: 12/21/2005
  • Status: Active Grant
First Claim
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1. A method of authenticating a user, the method comprising the steps of:

  • sending an authentication request to a remote authentication device;

    generating a first piece of authentication information;

    receiving at a mobile device, the first piece of authentication information from one of an access terminal or the remote authentication device;

    generating, within the mobile device of the user, a second piece of authentication information which is at least partially based on the received first piece of authentication information;

    sending the second piece of authentication information to the remote authentication device;

    validating the second piece of authentication information; and

    if the second piece of authentication information is successfully validated, generating an authentication signal.

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