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METHOD AND SYSTEM FOR IMPLEMENTING A DYNAMIC VERIFICATION VALUE

  • US 20090055893A1
  • Filed: 08/19/2008
  • Published: 02/26/2009
  • Est. Priority Date: 08/20/2007
  • Status: Active Grant
First Claim
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1. A method comprising:

  • receiving a message including an account identifier and a first verification value;

    selecting a dynamic verification value process from at least two dynamic verification value processes using the account identifier;

    determining a second verification value using the selected dynamic verification value process; and

    determining if the first verification value and the second verification value match or are within an expected range.

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