ccAuthService_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