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Table of chargeback reason codes by payment scheme

Chargeback

What Are the Chargeback Reason Codes by Payment Scheme?

A chargeback is the process of requesting that an amount paid by credit card be refunded, either because the goods or services paid for were not received, or because a transaction is identified as one the cardholder did not carry out.

Illustration representing the DCI debit credit indicator distinguishing card types in a transaction

Credit Card

What Is DCI (Debit/Credit Indicator)?

DCI (Debit/Credit Indicator) is a flag that shows whether a transaction was made with a credit card or a debit card. With the arrival of prepaid cards, it began to be used as DCPI (Debit/Credit/Prepaid Indicator). Is DCI sent in the authorization message?

Hand entering a PIN code on a card payment terminal

Credit Card

What should be considered when setting a card PIN?

A credit card is one of the most important payment tools in our lives, which is why keeping it secure is extremely important. So how do we secure a credit card? The most important security measure is the card PIN.

Old mechanical credit card imprinter machine used to transfer embossed card details onto a sales slip

Merchant & POS

What Is an Imprinter?

An imprinter is the name given to devices that transfer all the information embossed on a credit card onto a paper sales receipt. Before POS terminals, it was commonly used by merchants for authorization transactions.

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).

Diagram comparing the digitization and tokenization processes in mobile payments

HCE

Comparing Digitization and Tokenization

Tokenization and digitization are two important terms in mobile payments that are easily confused and often used interchangeably. What is the difference between digitization and tokenization?

Overview of the advantages of a business credit card

Credit Card

What Is a Business Card?

A business credit card is a credit card offered by banks to businesses so they can make company expenditures and track and manage those expenses.

Illustration representing credit card fraud and online payment security risks

Fraud

What is Fraud? What are the Types of Fraud?

With the growth of credit and debit card usage and rising e-commerce transaction volumes, there has been a serious increase in exploiting user negligence to harm customers. Fraud means using someone else's card at a merchant or ATM to gain unjust profit.

Credit card and smartphone illustrating online card payments without physically presenting the card

Credit Card

Do I have to use my physical card when shopping?

In the early years of credit cards, using the card physically was mandatory. With the internet and new technologies, we can now pay with only the card details, 3D Secure and contactless NFC payments, even without the card in hand.

Chart showing the global decline in the number of ATMs

ATM

The number of ATMs is declining worldwide

ATMs, which let us meet our cash needs, pay card debt, make transfers, and even withdraw or deposit cash via QR code without a card, have started losing popularity after all these years.

Diagram illustrating how a POS device identifies foreign bank cards using BIN lists

Merchant & POS

How Does a POS Device Detect Foreign Cards?

A POS is a functional device with its own dedicated software, customized according to the authorization system of the bank it is connected to, that accepts credit or debit cards. So, banks abroad launch dozens of new card products every day…