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Payment Systems
Here are the Mastercard and Visa chargeback reason codes that require a cardholder letter and/or supporting documentation, with their descriptions.
Payment Systems
Offline transaction parameters are divided into two types: contact offline and contactless offline. These parameters can be managed separately through Terminal data and Chip data. Offline transactions can be reported to the HOST after an online transaction, after X occurrences, and more.
Merchant & POS
Terminal Verification Results (TVR): a sequence of bits produced when a terminal reads an EMV card, based on logical checks such as an expired card. This data object is used to decide whether a payment transaction should be accepted online, declined, or allowed to proceed.
Payment Systems
The Draft Retrieval Not Required Before Chargeback codes defined for Visa and Mastercard are listed below, so you can see which disputes can go straight to chargeback.
Credit Card
When I think back to the Akbil I used when I first arrived in Istanbul, I think it's fair to say that Istanbulkart has undergone a very significant transformation. Users can now track activity, top up and view balances right from their phones.
Payment Institutions & E-Money
A platform lets about 5,000 members top up online accounts by card, pay other members and cash out. Because the member base keeps growing and has no defined limits, it does not qualify as a limited network.
Merchant & POS
In payment systems, an online transaction means the transaction is sent to the card or POS/ATM bank at the moment it occurs, and required checks are obtained from that system. So does every transaction happen online? Of course not. Especially with contactless...
Credit Card
Post-purchase installment conversion lets credit card purchases and cash withdrawals be split into installments afterward for a fee. See the rules and limits banks apply.
Merchant & POS
Multicurrency POS refers to POS devices that can process transactions in foreign currencies (USD, EUR, GBP, etc.) in addition to Turkish Lira. Merchants using a MultiCurrency POS can process transactions in different currencies for international cardholders.
Credit Card
The coronavirus has turned the past month into a new way of life. How will these changes affect payment systems? This post reviews the March 2020 data announced by BKM, including the surge in contactless and online card payments.
Payment Institutions & E-Money
On 7 October 2023, the CBRT amended the Communiqué on Information Systems of Payment and E-Money Institutions and Data Sharing Services of Payment Service Providers, first published on 1 December 2021. Links to the new text, a comparison table and a detailed summary of changes follow.
HCE
Token types vary depending on the verification method used in a transaction. In offline transactions, general checks are performed by the mobile app and card reader without any verification in the card system. In online transactions, token verification is sent to and verified by the issuer.