payerAuthValidateReply_cavvAlgorithm

Algorithm for generating a cardholder authentication verification value (CAVV) or universal cardholder authentication field (UCAF) data.
This field is available only on
Credit Mutuel-CIC
 for Visa Secure.
When you request the payer authentication and authorization services separately, get the value for this field from the
payerAuthValidateReply_cavvAlgorithm
 response field.
Possible values:
  • 0
    : Hash-based message authentication code (HMAC)
  • 1
    : Card verification value (CVV)
  • 2
    : CVV with authentication transaction number (ATN)

Specifications

  • Data Type:
     String
  • Data Length:
     1

Mapping Information

  • REST API Field:
    consumerAuthenticationInformation.cavvAlgorithm
  • SCMP API Fields:
    • cavv_algorithm
    • pa_enroll_cavv_algorithm
    • pa_validate_cavv_algorithm
  • Simple Order API Fields:
    • ccAuthService_cavvAlgorithm
    • payerAuthEnrollReply_cavvAlgorithm
    • payerAuthValidateReply_cavvAlgorithm