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Method, server, client and system for verifying verification codes

  • US 9,979,721 B2
  • Filed: 09/18/2015
  • Issued: 05/22/2018
  • Est. Priority Date: 04/11/2013
  • Status: Active Grant
First Claim
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1. A method for providing electronic access to an electronic system, comprising:

  • sending an electronic verification picture to a client electronic device for display on the client electronic device in response to a verification request sent from the client electronic device, the electronic verification picture comprising a verification code to be verified wherein the verification code comprises a verification text that is scrambled with visual noises;

    acquiring from the client electronic device a voice information that is uttered by a user in response to the electronic verification picture and the verification code;

    extracting acoustic features from the voice information;

    transforming the acoustic features to obtain a voiceprint information uniquely identifying the user;

    comparing the voiceprint information with a pre-stored voiceprint information of the user in a voiceprint information database;

    processing the voice information to obtained a recognized text uttered by the user;

    transmitting the recognized text to the client electronic device for an electronic acknowledgement that the recognized text matches what the user uttered;

    receiving the electronic acknowledgement from the client electronic device; and

    providing the client electronic device an electronic access to the electronic system when;

    the voiceprint information is consistent with the pre-stored voiceprint information of the user;

    the electronic acknowledgement indicates that the recognized text matches what the user uttered; and

    the recognized text matches the verification text.

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