Patent ID: 7580898
Filing Date: 2009-08-25
Classification: G06Q,G07F

Abstract:
1. A system for securing financial transactions with payment cards in card-not-present financial transactions with merchants in which a payment card is not accessible to a merchant terminal, comprising: a payment card for use in card-not-present financial transactions with a merchant, and which does not depend on receiving data from said merchant in card-not-present financial transactions; a personal account number (PAN) disposed on the surface of the payment card and visibly readable by a user, and including a dynamic part in which the digits presented can vary, and a static part in which the digits do not change; a crypto-table of individual table-values externally preprogrammed into the payment card and dependent on personalization information; a user display disposed on the payment card in said dynamic part of the PAN, and providing an electronic visual output for a selected table-value from said crypto-table; an electronic trigger to select a next table-value from said crypto-table for the user display; a timer connected to the electronic trigger, and providing a limit on the frequency at which said new next table-value from said crypto-table can be retrieved; and a payment infrastructure connected through said merchant and providing for financial transaction authorizations based at least on the validity of said dynamic and static parts of the PAN, for generating and preprogramming crypto-table and table-values into the payment card according to a cryptogram generation process that is not included in the payment card.