Skip to content

Search

"digital identity"

36 articles found

Bitcoin ATM kiosk used for buying and selling Bitcoin

ATM

What Is a Bitcoin ATM? How Does It Work?

A Bitcoin ATM (BTM) is a specialized kiosk designed for Bitcoin transactions, letting users buy and sell Bitcoin. General features: it enables Bitcoin purchases and sales, and while it visually resembles traditional ATMs...

Illustration showing the consequences of entering an incorrect CVV2 code in an online transaction

Credit Card

What happens if I enter CVV2 incorrectly in my online transactions?

With the advancement of technology, the use of credit cards in online transactions and the variety of payment methods have increased. To make an online transaction with a credit card, you need: Card Number, Expiration Date, and CVV2 (the 3-digit number on the back of the card).

Photograph of a POS terminal used for Chip and Pin card payments

Merchant & POS

What is Chip&Pin?

Chip&Pin, introduced in Turkey on March 31, 2006, is a payment method that greatly reduces the risks of card copying and loss or theft fraud. The chip on the card reduces copying risk, while the 4-digit PIN prevents unauthorized use of a lost card.

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.

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.

Diagram illustrating the EMV Tag-Length-Value (TLV) data structure used in card transactions

Online & Authorization

What are EMV Tags?

In EMV, data is stored in Tag-Length-Value (TLV) format, and it is carried between the card, the POS terminal, and the authorization system in this same format. This post lists every EMV Tag, its type, and its description.

Exterior of the Takasbank headquarters building

Payment Systems

What is Takasbank?

Takasbank (Istanbul Settlement and Custody Bank) exists to increase the competitiveness of Turkey's markets by providing clearing and custody services, financial services, and other economic activities under the relevant legislation.