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UnionPay logo

Merchant & POS

What Is UnionPay?

UnionPay International (UPI) is a China UnionPay subsidiary founded in November 2012. Together with more than 1,000 institutions worldwide, UPI provides international card acceptance in 160 countries and card issuance in more than 40 countries and regions.

Diagram of the TR QR Code payment flow between cardholder, issuer, BKM and acquirer

Payment Systems

Why Am I Getting an Error When I Try to Pay with a TR QR Code?

In payment or cash withdrawal transactions, the TR QR Code is generated by the POS or ATM. The card issuing bank must build its systems to read and act on this code. Errors usually stem from mishandling the long and short QR code flows, which are explained here.

Illustration representing Strong Customer Authentication (SCA) under PSD2

Payment Systems

What is Strong Customer Authentication (SCA)?

Strong Customer Authentication (SCA) is a security requirement introduced under the EU's Payment Services Directive 2 (PSD2) to increase security and reduce fraud in online payment transactions. SCA requires two of three independent authentication factors.

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.

TR Karekod national QR code logo for payments in Turkey

Merchant & POS

The Logo of Our National QR Code, TR Karekod, Has Been Announced

In the world of payment systems, there are new developments every day in both accepting payments and payment methods. QR code payments will undoubtedly become more common in the coming days, and we will make payments with QR codes in many places.

Diagram of the Secure Mobile Payment and Electronic Document Management System under VUK 507

Payment Institutions & E-Money

What Is the VUK 507 Communique?

VUK 507 is the common name of Tax Procedure Law General Communique Serial No. 507, published in the Official Gazette on 1/6/2019 on the Secure Mobile Payment and Electronic Document Management System. It sets the rules for sales, collection and electronic document applications.

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.

MasterCard Identity Check logo and authentication illustration

Security

What is MasterCard Identity Check?

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…

Courier handing a package to a customer for cash-on-delivery payment

Merchant & POS

What Is Cash on Delivery?

Cash on delivery means paying for an online order at the moment of delivery, usually in cash, though some e-commerce sites also accept card payment at the door. It boosts sales and builds trust, but carries risks like missing POS terminals and refused deliveries.

Overview of Türkiye's Law No. 6493

Laws & Regulations

What Is Law No. 6493? What Does It Contain?

Law No. 6493, published in Official Gazette No. 28690 on 27 June 2013, regulates the procedures and principles for payment and securities settlement systems, payment services, payment institutions and e-money institutions.

Smartphone being used as a mobile POS device for a card payment

Merchant & POS

Mobile Phones Are Turning Into POS Devices

With advances in technology, mobile phones can now be used for many functions besides calls and internet access. One such innovation is the ability to use smartphones or tablets as POS devices.