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Credit Card
BKM Online is the web-based electronic system that enables communication and information sharing between BKM and its members, including documents, reports, services and work calendars, according to user permissions.
Payment Systems
The rules in this guide relate to the processing of Transactions and Payment Transactions made with Mastercard-branded cards. Here are the key definitions and where to find the document.
Online & Authorization
You press the pay button and the screen says the transaction failed. Behind that failure are checks on your balance and transaction security. This post explains how funds confirmation APIs work, where they apply, and the situation in Turkey's open banking.
Credit Card
The Credit Reference System (KRS) is an information sharing system that, using modern methods, enables detailed information about individual credit product customers to be shared among KKB member institutions, in order to determine the risk factor…
Merchant & POS
The Personal Data Protection Law was adopted by the Grand National Assembly of Turkey on 24/03/2016 and published in Official Gazette No. 29677 on 07/04/2016. It protects individuals' rights in the processing of personal data and sets the rules that data controllers must follow.
Payment Systems
The BRSA has published a draft regulation amending the Regulation on Debit Cards and Credit Cards. It introduces the card scheme definition, a customer right to choose the card scheme, and an obligation for acquirers to define licensed schemes on merchant POS devices.
Online & Authorization
OpenAI and Stripe announced the Agentic Commerce Protocol (ACP), with Instant Checkout live on Etsy and Shopify in the US. What this means for payment facilitators and e-commerce platforms, and what may come beyond one-click checkout.
Payment Systems
Although many important terms are used in payment systems, the expressions below are its cornerstones — the ABCs of payment systems, so to speak. Issuer: the credit card company, usually a bank, that issues the card and tracks debt, credit, bonus points, and other services for the customer.
Payment Systems
Digital Account Checking underpins many innovative banking and FinTech services. In most cases, it is performed by Account Information Service Providers, which supply data from customers' online bank accounts to other banks and third-party providers.
FAST
The CBRT has raised the FAST transaction amount limits. As of 4 April 2024, the limit is 100 thousand TL for money transfers and 250 thousand TL for merchant payments made with the FAST-TR QR code.
Payment System Institutions
BKM (Interbank Card Center) works through several committees: Security, Operations and Technology, Market Development, Business Development, Chargeback Rules and Arbitration, ATM Sharing, plus arbitration committees. This post outlines each one's duties.
HSM & Security
ZPK, also known as the PIN Protection Key, is a data encryption key that is distributed automatically and used to encrypt PINs. It is also referred to as the 'Working Key'. This key allows PIN information to be carried securely across the network.