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Illustration of the benefits credit cards provide to merchants

Credit Card

What benefits do credit cards provide to merchants?

At first glance, a credit card seems like a product offered for cardholders' use and benefit, but it also provides significant benefits to merchants, from faster cash flow to collection security and new customers.

ATM operator menu screen used to perform a cassette reset

ATM

What Is ATM Cash Reset?

ATM cash reset is the process of reconciling the values in all of the ATM's cassettes and in the ATM's memory, zeroing out the ATM balance. The reset is carried out from the operator menu inside the ATM, via End of Day Operations.

ISO 8583 field 13 local transaction date

ISO 8583

ISO 8583 Field Descriptions (F13)

DE 13 — Date, Local Transaction: the date on which the transaction took place at the point of transaction (ATM, POS). It is 4 digits in MMDD format.

Contactless card payment at a POS terminal with the transaction limit raised to 120 TL

Merchant & POS

Contactless Transaction Limit Raised to 120 TL

Per BKM data, 3 in 5 merchants accept contactless payments and 1 in 10 credit card transactions is contactless. From 1 August 2019, contactless payments by card or mobile device are allowed without a PIN up to 120 TL.

Diagram illustrating the card authorization process

Merchant & POS

What Happens During Authorization?

Today, credit cards play an important role in our daily lives. We can carry out almost all of our transactions without carrying cash, using our credit card instead. During a purchase, we hand our card to the cashier and enter our PIN at the POS terminal.

Diagram of an Onus installment transaction flow between POS and HOST

Payment Systems

What are the key points in an Onus Installment project?

Before describing the Onus Installment process, it is better to first answer: what is an Onus transaction? An Onus transaction is when the acquirer and issuer are the same institution, so the transaction is processed through that institution.

Payment terminal running multiple bank applications as a shared POS

Payment Systems

What is a shared POS? Key points for projects and testing

A shared POS is a bank or institution terminal that can host more than one application. This post covers the software, APN and authorization steps, and the key test scenarios to cover in a shared POS project.

POS terminal screen showing the cancellation transaction menu

Merchant & POS

How does the cancellation (void) process work on a POS?

Many transactions are carried out with cards on a POS terminal. Sometimes a transaction must be reversed, and cancellation (void) is one such transaction. A Sale can only be cancelled on the POS before the batch (end of day) is closed; otherwise a refund is needed.