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METHOD FOR SECURE USE OF IDENTIFICATION CARDS

  • US 20090283586A1
  • Filed: 04/24/2009
  • Published: 11/19/2009
  • Est. Priority Date: 04/25/2008
  • Status: Active Grant
First Claim
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1. A method for improving the security of a transaction based on the use of an identification card having card data thereon, the card data identifying account information pertaining to the authorized user of the identification card, the method comprising:

  • storing issuer secondary security data in association with account information;

    receiving a transaction approval request from a vendor, the transaction approval request including the card data and transaction secondary identification (secondary ID) data;

    comparing the transaction secondary ID data to the stored issuer secondary security data; and

    refusing the transaction if the transaction secondary ID data does not correspond to the stored issuer secondary security data.

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