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FAST
Current information: this post describes the limit as it stood when published. The CBRT's press release No. 2022-13 of 14 February 2022 announced a higher FAST limit and FAST payments in shopping through TR QR Code.
Credit Card
You start a transaction at an ATM and your card is returned, even though you think nothing is wrong. Here are the response codes usually used in these cases.
Merchant & POS
Card storage is a system, secured with PCI DSS certification, for storing credit and debit card details safely. It saves consumers from entering their card details again and again on frequent purchases.
Security
Before 3D Secure 2.0, let's explain what 3D Secure is. 3D Secure is a two-layer payment authentication system that protects both the cardholder and the merchant in online payments. First released by Visa in 1999, it was later adopted by other card schemes…
Security
Payment security is very important in payment systems. To increase security, transactions require additional information such as PINs and passwords. Remembering which information to use, and keeping it in mind without forgetting…
Merchant & POS
The Merchant Registry System is the system at BKM that holds information on merchants accepting electronic payments, set up to simplify TR QR Code payment processes and prevent fraud and misuse in payments.
ATM
The first device that can truly be called an ATM was produced by De La Rue for Barclays Bank and put into service in Enfield, London, on 27 June 1967. The ATM came to Türkiye in 1982.
Credit Card
What is BKM Express? BKM Express is a technical infrastructure solution developed by BKM that lets you pay securely for online purchases without sharing your card's full details. What are the advantages of BKM Express? To register your card you don't need to enter all…
Chargeback
A chargeback is when cardholders dispute a transaction made without their knowledge through their card-issuing bank. So what does a Retrieval Request mean? It is essentially a document request related to transactions a cardholder does not recognize on their statement.
Chargeback
A soft chargeback, also called a retrieval request, is a request for documents about a transaction the cardholder does not recognize. Learn why customers request them, what information merchants should provide, and why a fast response matters.
FAST
The upper limit for FAST transactions, which enable fast money transfers between banks, was raised to 50,000 TL per transaction as of 21 December 2023.
Online & Authorization
TLV is a data storage method used to speed up the parsing of data. For example, reading data from a card's chip at a POS and carrying it through authorization uses the TLV structure.