Acquirer
An organisation that provides merchant acceptance and connects transactions into payment networks.
Chargeback
A reversal initiated through a card-payment dispute process.
Gateway
Technology that connects a checkout or business system with payment processing.
Interchange
A fee generally transferred within the card-payment chain from the acquiring side to the issuing side.
Least-cost routing
Functionality that routes an eligible debit transaction through the available network expected to cost the merchant less.
Merchant facility
The commercial arrangement enabling a business to accept card payments and receive settlement.
NPP
Australia’s New Payments Platform for data-rich, account-to-account payments.
PayTo
A service using the NPP that enables customers to authorise and manage digital payment agreements.
Tokenisation
Replacing sensitive payment credentials with a substitute token for safer storage or use.