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Illustration representing the BKM Payment Gateway

Payment Systems

What is the BKM Payment Gateway?

BKM Payment Gateway is the general name for platforms that let government institutions accept card payments through BKM as intermediary. For the first time, SGK and e-Government title deed payments can be made with all banking cards.

Diagram illustrating the early hold release process for merchants

Merchant & POS

What Is Early Hold Release?

Early Hold Release is a solution that allows merchants operating under a holdback arrangement to access their turnover held in the hold account when they need cash, before the holdback period ends. Merchants can work with banks under 3 different terms.

OTP SMS service icon illustrating one-time password delivery

Security

What Is OTP? What Is Its Role in End-to-End Security?

With Chip&Pin technology, card PINs and chip-based transactions became widespread. As online shopping grew, strengthening the security of these transactions became a necessity, and OTP began providing that transaction security.

Central Bank of the Republic of Turkey and BKM logos

Payment System Institutions

Central Bank Becomes a Partner of BKM

According to the CBRT's official website, the Central Bank of the Republic of Turkey has become the controlling shareholder of the Interbank Card Center (BKM), using the authority granted by Law No. 7192.

ATM machine with cash dispenser and receipt printer

ATM

What Is an ATM?

ATM stands for Automated Teller Machine, an electronic device that lets customers carry out account transactions with or without a card. It was invented in 1960 by John Shepherd-Barron. The first ATM in Turkey was installed in 1982.

Illustration of ways merchants can reduce chargebacks on card transactions

Chargeback

How to Reduce Chargebacks (For Merchants)

Chargeback is inherent to card transactions, so it may be impossible to prevent entirely, but taking precautions keeps the risk to a minimum. Here are the key points merchants should pay attention to in order to reduce chargebacks.

Diagram illustrating a man-in-the-middle attack intercepting communication between a client and a server

Fraud

What is a Man-in-the-Middle Attack (MITM)?

A man-in-the-middle attack is a method in which an attacker inserts themselves between the server and client to intercept users' information, steal passwords, and gain access to accounts on a local network. This fraud mostly occurs over public internet connections.

Illustration of embedded finance, with payment, credit, insurance and investment services built into everyday digital platforms

Open Banking

What Is Embedded Finance?

Embedded Finance means integrating financial products and services into non-financial platforms, experiences or business processes. In other words, services offered by financial institutions become part of the product or service flows of non-financial organizations.

Diagram explaining PVKI and PVV calculation in card PIN verification

Credit Card

What Is PVKI (PIN Verification Key Index)?

PVKI is the abbreviation for PIN Verification Key Index. It is located within the card's Track 1 and Track 2 data and is used in PVV calculation. It can take values from 1 to 6, usually defaulting to 1.