Glossary

  • 3-D Secure is a Visa IPS technology that allows additional user authentication by means of the issuing bank.
  • ACS (Access Control Server) – a 3-D Secure infrastructure element that provides payer validation on the issuing bank's side.
  • MPI (Merchant Plugin Interface) - is a 3-D Secure and SecureCode technology component, a server for managing transactions flow between infrastructures of the Payment system (Visa, MasterCard), the issuing bank and the infrastructure created by the acquiring bank. It can be placed on the side of the Bank's Payment Gateway or on the side of the Store.
  • SecureCode is a MasterCard IPS technology that allows additional user authentication by means of the issuing bank. Technologically, it is equivalent to 3-D Secure. In the text below, mentioning 3-D Secure also implies SecureCode.
  • Refund - is a partial or full repayment of funds to the buyer's card in case of their refusal to receive the goods (services) or its return. The refund operation shall be performed after the funds are debited from the buyer's account.
  • Bank card is a card of the international payment systems Visa and MasterCard.
  • Acquiring bank is a bank that implements and operates a payment gateway.
  • Issuing bank is a bank that issued the client's bank card.
  • Two-phase payment is an operation to pay for goods/services made via the Internet using bank cards, requiring additional confirmation. The two-phase mechanism of operation enables to separate the process of checking the solvency of a bank card (authorization) and withdrawing money (financial confirmation). The first request initiates checking the solvency of the bank card and blocking funds on the client's account, the second request initiates debiting.
  • Order – is an elementary essence of the system, describes an order in an online store for a certain amount.
  • Store (Merchant) is a retailer and service outlet (RSO) that sells goods or provides services through a website.
  • IPS is an international payment system (for example, Visa or MasterCard)
  • One-phase payment is an operation to pay for goods/services made via the Internet using bank cards, which does not require additional confirmation by the merchant.
  • Cancellation of the payment operation (Reversal) – is a removal of the block from the funds on the buyer's card. This function is available for a limited time; the exact terms must be specified in the bank.
  • Payer is an individual making a payment using their card for the merchant's services in the merchant's online store.
  • Payment form is an HTML page that is used by the client to enter payment details of a bank card.
  • Payment details are the details used by the user to pay for the order. Usually, this is the card number, expiration date, CVC2/CVV2.
  • Acquiring Bank's Payment Gateway (PG) is an automatic system that allows a store to accept and the Client to send payments via the Internet using bank cards.
  • Binding is correspondence between the Payer and the payment details of the card (card number, card expiration date).