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Hardening security images

  • US 9,792,423 B2
  • Filed: 08/13/2015
  • Issued: 10/17/2017
  • Est. Priority Date: 03/23/2012
  • Status: Active Grant
First Claim
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1. A method of performing electronic authentication, comprising:

  • generating a modified electronic image by altering at least a pixel of an electronic image, the electronic image being an image that has been previously viewed by a user during a setup process;

    in response to receiving an authentication request from the user, causing the modified electronic image to be displayed to the user via an electronic display along with one or more other electronic images;

    determining whether the user is able to recognize the modified electronic image; and

    in response to determining that the user is able to recognize the modified electronic image, granting the authenticating request.

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