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"Payment Systems"

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Diagram illustrating the PSD (Payment Services Directive) regulatory framework

Merchant & POS

What is PSD (Payment Services Directive)?

PSD stands for Payment Services Directive, known as the Payment Services Law. It took effect in EU countries in 2009, and in 2015 new revisions were announced as PSD1, aiming to build an efficient, fast, secure, and competitive payment market.

Diagram showing the Issuer Domain, Interoperability Domain and Acquirer Domain in 3D Secure

Merchant & POS

What are Payment Scheme 3D Secure systems?

3D Secure is short for Three Domain Secure (Issuer Domain, the Interoperability Domain and the Acquirer Domain), used to increase security in online transactions. Known to cardholders as 3D Secure, these systems are given unique names by payment schemes (MasterCard, Visa, etc.).

Illustration of virtual POS and online payment companies

Payment Institutions & E-Money

How can I get the Active Payment Institution list?

With digitalization, many products are becoming digital, and company types and services offered to customers are diversifying. Payment institutions have been part of our lives since 2015.

Conceptual illustration of AI agents engaging in online commerce and payments

Agentic Commerce

Agentic Commerce Series – Part 1

The next customer on the internet may not be human. If AI agents become part of purchasing decisions, the rules of e-commerce, marketing, and payment systems could change.

Open banking illustration representing payment services data sharing APIs between financial institutions and third-party providers

Payment Systems

Guide on Data Sharing Services in Payment Services Published

Open banking opens financial data, under the regulations and with the customer's explicit consent, to third-party service providers through standard APIs. The CBRT has published a guide on payment initiation and account information services, covering licensing and technical certification.

Samsung Pay mobile payments and financial products

Merchant & POS

Samsung Pay Will Accept New Applications

Samsung Pay decided to add new services: users in India will soon be able to apply for financial products such as loans and credit cards through Samsung Pay, in partnership with Paisabazaar.

Table of Reimbursement Attribute values used in the clearing process

Clearing

What is Reimbursement Attribute?

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.

Screenshot of the Official Gazette announcing Law No. 7192 on payment and securities settlement systems

Laws & Regulations

What Is Law No. 7192 and What Does It Include?

Law No. 7192 amends certain articles of Law No. 6493 on Payment and Securities Settlement Systems, Payment Services and Electronic Money Institutions. Announced on 22 November 2019, it entered into force on 01.01.2020.

Person entering card details on an online payment page

E-commerce

What is Online Payment?

Making payments over the internet using a card is called online payment. Learn what online payment systems are used for and what happens behind an online transaction, from the payment gateway to the issuing bank.

Illustration representing an AI agent making a payment

Agentic Commerce

Agentic Commerce Series – Part 4

Are We Ready to Give an AI Agent the Authority to Make Payments? Having long looked at complaint and dispute processes in payment systems, I think granting an agent payment authority is far different from research or product selection.

Illustration of an AI-based payment agent making payments automatically on behalf of a user

Payment Systems

What Are AI-Based Payment Agents?

Digitalization keeps changing the speed and shape of payments. AI-based payment agents pay on their own within user-defined limits and rules, completing transactions without the user initiating any action. This post explains how they work and what to watch for.