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Single-channel multi-factor authentication

  • US 9,129,101 B2
  • Filed: 08/28/2013
  • Issued: 09/08/2015
  • Est. Priority Date: 05/13/2008
  • Status: Active Grant
First Claim
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1. A method for authenticating a user comprising:

  • receiving a claimant target;

    retrieving a phone number associated with a user ID and establishing a communication channel using the phone number;

    sending a prompt over the communication channel, the prompt being one of a plurality of prompts, each of the plurality of prompts having a biometric template of the user associated therewith;

    receiving a biometric response to the prompt over the communication channel; and

    determining a match between the biometric response and a biometric template associated with the prompt.

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