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Enhanced biometric user authentication

  • US 10,331,867 B2
  • Filed: 10/05/2016
  • Issued: 06/25/2019
  • Est. Priority Date: 10/05/2016
  • Status: Active Grant
First Claim
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1. A method for using a body worn device comprising:

  • storing a plurality of user authentication pairs in a memory of a body worn device comprising a head-worn device, each authentication pair comprising a challenge question and a corresponding voiceprint of a user spoken answer to the challenge question;

    receiving at the body worn device from an authentication requestor device a request to authenticate a user;

    generating a random number;

    selecting a first challenge question from a selected authentication pair from the plurality of user authentication pairs, wherein the selected authentication pair is selected utilizing the random number;

    outputting the first challenge question at a speaker of the body worn device;

    receiving a user spoken response at a microphone of the body worn device;

    generating a response voiceprint from the user spoken response; and

    authenticating an identity of the user comprising comparing the response voiceprint to a first corresponding voiceprint to the first challenge question.

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