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APPLYING A PARTIAL CAPTCHA

  • US 20170068808A1
  • Filed: 09/03/2015
  • Published: 03/09/2017
  • Est. Priority Date: 09/03/2015
  • Status: Active Grant
First Claim
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1. A method comprising:

  • receiving a first access request from a client computer;

    in response to receiving the first access request;

    generating a query string comprising a predetermined number of characters;

    designating, via a unique indicator, a first randomized subset of the predetermined number of characters, wherein the first randomized subset comprises a plurality of the predetermined number of characters;

    requesting a first predefined response comprising the first randomized subset of the predetermined number of characters;

    receiving a first client input from the client computer;

    determining whether the first client input matches the first predefined response; and

    accepting the first access request if the first client input matches the first predefined response.

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