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Method and system for verifying identity

  • US 8,060,918 B2
  • Filed: 10/30/2002
  • Issued: 11/15/2011
  • Est. Priority Date: 04/26/2002
  • Status: Expired due to Fees
First Claim
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1. A method for verifying an identity of a purported user, comprising:

  • providing a first key and a second key to a user;

    providing a first system and a second system different from the first system with a management master ID of the user;

    saving the first key and the management master ID but not the second key at the first system;

    saving the second key and the management master ID but not the first key at the second system; and

    after the first key and second key providing and savings steps;

    transmitting to the first system from a purported user a purported first key but not a purported second key;

    receiving at the first system the purported first key from the purported user;

    comparing at the first system the purported first key to the first key;

    confirming at the first system that the purported first key matches the first key;

    if matching of the purported first key with the first key is confirmed, issuing at the first system a one-time ID associated with the purported user to the purported user;

    associating the one-time ID with the management master ID of the user at the first system;

    transmitting the one-time ID associated with the management master ID of the user from the first system to the second system;

    saving the one-time ID associated with the management master ID of the user at the second system;

    transmitting to the second system from the purported user a purported second key and a purported one-time ID but not the purported first key;

    receiving at the second system the purported second key and the purported one-time ID from the purported user;

    comparing at the second system the purported second key to the second key;

    comparing at the second system the purported one-time ID to the one-time ID;

    confirming at the second system that purported second key matches the second key;

    confirming at the second system that the purported one-time ID matches the one-time ID; and

    if matching of both the purported second key with the second key and the purported one-time ID with the one-time ID is confirmed, confirming that the purported user is the user.

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