vads_threeds_cavvAlgorithm
Description | Algorithm used by the ACS to generate the CAVV value. Its value is populated by 3DS authentication server (ACS) when the buyer has been correctly authenticated ( vads_threeds_status equals " Y " or " A"). Output field, returned in the response (IPN and Return URL). | ||||||||||||
Format | an1 | ||||||||||||
Possible values |
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Category | Authentication of cardholder. |