Method and system for implementing a dynamic verification value
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United States of America Patent
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Jan 22, 2013
Grant Date -
Feb 26, 2009
app pub date -
Aug 19, 2008
filing date -
Aug 20, 2007
priority date (Note) -
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status (Latency Note)
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Abstract
A method is disclosed, which includes receiving a message including an account identifier and a first verification value. The method uses the account identifier to select a dynamic verification value process from at least two dynamic verification value processes. Then, using the selected dynamic verification value process, a second verification value is determined. Next, the method determines if the first verification value and the second verification value match or are within an expected range.
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