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Animated illustration of a credit card representing dynamic security code technology

Credit Card

What is a Dynamic Card Security Code (CSC)?

It is a CVV2/CVC2 code that changes every few minutes instead of the static code printed on the back of a credit card, aimed at reducing fraud risk in CNP (Card Not Present) transactions.

Illustration representing the Card Protection Plan (CPP)

Security

What is CPP (Card Protection Plan)?

Credit cards are one of the most important payment instruments in daily life. As technology advances and mobile payments and ATMs handle nearly all transactions, credit card fraud is also diversifying and increasing.

Diagram illustrating the Card Personalization Validation (CPV) process

Credit Card

What is CPV (Card Personalization Validation)?

CPV stands for Card Personalization Validation. It is Mastercard's term for the set of recommendations and instructions defined for the card personalization process. The equivalent for Visa is called GPR (Global Personalization Requirements).

Infographic of 2018 card payment statistics in Turkey published by BKM

Merchant & POS

2018 Payment Systems Scorecard

BKM (Interbank Card Center) shared 2018 developments in card payments and the cashless society goal in Turkey. The data shows card payments becoming a bigger part of daily life every year.

Table of CAVV result codes and what they mean for merchants

Merchant & POS

What is CAVV? What is AAV?

CAVV and AAV are verification codes used in 3D Secure transactions to ensure transaction integrity and security. CAVV is used by Visa, while AAV is used by Mastercard.

Merchant calling the bank from a POS terminal to report a suspicious Code 10 transaction

Merchant & POS

What is a Code 10 message?

Code 10 is when a merchant suspects the cardholder or the card is counterfeit and calls the card's bank, which then verifies the transaction with the merchant's bank. If staff suspect a card or cardholder, they should call the bank immediately.

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.).

Card refund receipt standards illustration

Merchant & POS

What Are the Standards for Refund Receipts?

Cardholders may request a refund through the merchant for POS transactions due to wrong deliveries, returned goods and similar reasons. Here is the information a refund receipt must contain, including extra fields for e-commerce.

Logos of various international payment card schemes

Credit Card

What Are National and International Payment Schemes?

In the world of payment systems, just as credit cards are an indispensable product, a payment scheme is indispensable for credit cards. When a credit card product is launched, the scheme it will be issued under is decided first.

Illustration of an ATM card trapping fraud scheme

ATM

ATM Fraud Methods: Card Trapping

ATMs generally hold your bank/credit card inside the card reader slot until the transaction is completed. Fraudsters insert foreign objects such as paper or adhesive-coated cards into the reader to trap the customer's card inside.