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Merchant & POS
In-house is a term widely used in the world of payment systems. It means that payment systems applications are managed end-to-end within the bank's own systems, both in terms of code and process.
EMV
The Visa EAS Server (Extended Access Service) is a server used in Visa’s authentication infrastructure. It was developed to run the cardholder authentication process securely between banks and the Visa network, particularly within Visa Secure (3-D Secure 2.x).
Open Banking
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.
FAST
Current information: This post describes the limit in effect at the time of publication. The FAST transaction limit, introduced in January, was raised periodically and reached 1,000 TL as of January 29. See the newer post for the current FAST limit.
HSM & Security
PA-DSS (Payment Application Data Security Standard) is the Payment Application Data Security Standard set by the PCI SSC, a global security standard created by the Payment Card Industry Security Standards Council.
Clearing
DE03/Reimbursement Attribute carries the Reimbursement Value of a transaction. BKM uses this information as the basis for calculating interchange fees and charges between member banks.
Credit Card
When banks launch a new card product, they can do it under an existing BIN or a new one. A new BIN requires much more work: BKM announces it, every bank defines it and every POS has to download it.