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Methods and systems for secure voice-authenticated electronic payment

  • US 9,092,781 B2
  • Filed: 06/27/2007
  • Issued: 07/28/2015
  • Est. Priority Date: 06/27/2007
  • Status: Active Grant
First Claim
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1. A method comprising:

  • storing, by a payment validator, a voice print of a user uttering a first content, wherein the payment validator comprises at least one processor and at least one memory;

    receiving, by a payment validator, information relating to an identity token from a device of the user;

    in response to receiving the information, receiving, by the payment validator, an electronic payment transaction request from the user device;

    establishing a voice link between the payment validator and the user device directly in response to the electronic payment transaction request via the payment validator, wherein the establishing the voice link comprises the payment validator calling the user device;

    generating, by the payment validator, a pseudo-random sequence, and transmitting the pseudo-random sequence over the voice link, wherein the generated pseudo-random sequence is substantially different from the first content;

    receiving, by the payment validator, from the user, via the user device, over the voice link, an utterance, by the user, of the generated pseudo-random sequence;

    comparing, by the payment validator, the user'"'"'s utterance of the generated pseudo-random sequence to the voice print of the user uttering the first content; and

    authorizing, by the payment validator, the electronic payment transaction based on the comparison.

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