Payment types

Payment typeRequest parameterDescription
DebitDBDebits the customer account and credits the merchant account.
CreditCDCredits the customer account and debits the merchant account.
RefundRFCredits the customer account referencing a prior debit or capture transaction. Can be partial or full.
ReversalRVReverses an already processed preauthorisation transaction.
PreauthorisationPAA stand-alone authorisation that triggers optional risk management and validation. A capture referencing the preauthorisation confirms the payment.
CaptureCPCaptures a preauthorised amount.
RegistrationRGRegisters a card which you can then charge on a recurring basis using the registration token.


For details on when to use a refund and when to use a reversal, see the support knowledge base.