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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…

FAST instant payment transaction limit

FAST

What Is the FAST Transaction Limit?

The limit in FAST, the CBRT's new instant payment system launched on 8 January, started at 50 TL. It was raised to 250 TL on 14 January and 500 TL on 21 January, and will be raised to 1,000 TL on 28 January.

Comparison of CVV security code locations on a standard card and an American Express card

Credit Card

Is the CVV/CVC Code Always 3 Digits?

First, let's briefly explain CVV/CVC. CVV stands for Card Verification Value, a term used for Visa. CVC stands for Card Verification Code, a term used for MasterCard. The CVV/CVC code is used for cardholder verification and to reduce fraud risk.

European Association for Secure Transactions EAST

ATM

What Is the European ATM Security Team (EAST)?

EAST, originally the European ATM Security Team, is a non-profit organization working on ATM security. Founded in 2004, it later broadened its scope and became the European Association for Secure Transactions.

Diagram illustrating a man-in-the-middle attack intercepting communication between a client and a server

Fraud

What is a Man-in-the-Middle Attack (MITM)?

A man-in-the-middle attack is a method in which an attacker inserts themselves between the server and client to intercept users' information, steal passwords, and gain access to accounts on a local network. This fraud mostly occurs over public internet connections.