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Transaction authentication system and method

  • US 7,499,888 B1
  • Filed: 03/16/2001
  • Issued: 03/03/2009
  • Est. Priority Date: 03/16/2001
  • Status: Expired due to Term
First Claim
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1. A method for transaction verification, comprising:

  • (a) receiving a request at a central server system, from a payment institution separate from the central server system, for verification of a cardholder electronic transaction, the payment institution receiving a request from a merchant separate from the payment institution;

    (b) automatically initiating contact by a first internet capable device associated with said cardholder with the central server system;

    (c) determining, by said central server system based on said contact, if said cardholder electronic transaction is authorized by said cardholder; and

    (d) communicating authentication information, by said central server system, to said payment institution.

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