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Credit card with a built-in fingerprint sensor for biometric cardholder verification

Credit Card

Who Wouldn't Want a Credit Card with a Biometric Reader?

Card security is critical in card payment systems. Chip&Pin curbed much fraud, but gaps remain. Cornercard, Gemalto and Visa launched Switzerland's first credit card with a built-in fingerprint reader. Here is how it works.

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.

TreeCard wooden bank card made from sustainably sourced cherry wood

Credit Card

Can a card be made from wood?

While the use of physical cards and POS terminals is gradually declining, positive developments continue, such as the world's first wooden card, TreeCard, backed by the search engine Ecosia and aimed at reforesting the world.

Illustration representing open banking and banking as a service with digital banking and API connection icons

Open Banking

What are the differences between Banking as a Service and Open Banking?

First, it is useful to briefly recall the concepts of Banking as a Service and Open Banking. Banking as a Service (BaaS) lets interface developers connect directly to service banks' systems via APIs and open banking services to run banking transactions for customers...

ATM machine vulnerable to hacking and fraud

ATM

Can ATMs Be Hacked?

ATMs are among the channels banks use most to serve customers. Besides being one of the most important channels, because they physically dispense cash and give access to a customer's account, many fraud cases occur at ATMs.

Illustration representing a Man in the Browser (MitB) cyberattack on online banking

Security

What is a Man in the Browser Attack (MitB)?

In the Man in the Browser fraud method, the goal is not to steal the user's password but to place malware in the browser itself. A malicious browser extension can alter the amount and recipient of the user's transfers at will.

Announcement graphic for the FAST instant payment system transaction limit increase to 1,000 TL

FAST

FAST Transaction Limit Raised to 1,000 TL

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.

YTH clearing file prefix fields F32, F93, F94 and F100

Clearing

What Are the Prefix Fields in the YTH IN File?

YTH stands for Yurtiçi Takas Hesaplaşma (Domestic Clearing and Settlement), the general name of the clearing system managed by BKM. In the clearing system, prefix values are held in fields F32, F93, F94 and F100.

FAST instant payment system participants diagram

FAST

Can Non-Bank Institutions Join the FAST System?

Yes. The FAST system was first launched with the participation of banks in Türkiye, and integration has been completed with 21 banks. Non-bank institutions meeting the criteria, such as payment and e-money institutions, will also be able to join.

Illustration representing the products and services KKB offers directly to its member institutions

Credit Card

What Products and Services Does KKB Offer Directly to Members?

KKB was established, under banking law, to enable the exchange of all kinds of information and documents among at least five banks, and it also shares credit information about customers. The Credit Bureau of Turkey also serves deposit banks, participation banks, financial institutions, and more.

Illustration of a 3D Secure payment verification screen

Merchant & POS

What is a 3D Secure transaction?

In e-commerce transactions, the system developed to increase transaction security for payments made with credit and debit cards is called 3D Secure. When paying with 3D Secure, a special payment screen provided by the banks appears on the user's screen.