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REST API

consumerAuthenticationInformation. cavvAlgorithm

Algorithm for generating a cardholder authentication verification value (CAVV) or universal cardholder authentication field (UCAF) data.
This field is supported only for these processors:
  • Credit Mutuel-CIC
     for Visa Secure
  • Ingenico ePayments
     for Visa Secure and Mastercard Identity Check when a third-party provider authenticates the transaction
When you request the payer authentication and authorization services separately, get the value for this field from the 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_validate_cavv_algorithm
  • Simple Order API Fields:
    • ccAuthService_cavvAlgorithm
    • payerAuthValidateReply_cavvAlgorithm