2a: Installment - Customer Initiated Transaction (Mastercard)

In this instance, the initial authentication is for the total amount for all of the future installments. Once the initial authentication is completed by the customer, the subsequent installments do not require authentication and go directly to authorization, which is Mastercard’s preferred process.
Card Type
Test Card Number
Mastercard
Card Type = 002
52XXXX XX XXXX 28X5

Endpoint

Production:
POST
https://api.cybersource.com
/risk/v1/authentication-setups
Test:
POST
https://apitest.cybersource.com
/risk/v1/authentication-setups