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Credit Card
An installment transaction splits a payment into a set number of installments reflected on the cardholder's statement, when the card and POS bank are the same. For example, a 1000 TL transaction in 5 installments reflects 200 TL per statement period, starting from the first one.
Payment Systems
Major technology companies' love for payment systems shows no sign of ending; in fact, some are just getting started. Apple, Huawei, and Google had previously announced plans to issue cards. According to new reports, Samsung is joining them.
EMV
The Application Unblock command removes the block placed on an application by the Application Block command, making the application usable again. Like Application Block, it is a command sequence managed after the card is presented to the terminal.
Credit Card
To pay in installments with a credit card, the card and the POS usually need to belong to the same bank (on-us) or to the same card program. Otherwise, only single payments are possible.
Payment Systems
TCR stands for Transaction Record Component, the packets that carry transaction information in a clearing system. Transaction types in a clearing file are distinguished by transaction code and usage code values, and this data is sent inside TCR packets.
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.
Merchant & POS
Loading parameters onto a POS transfers BIN lists, key data, and refund/cancellation authorizations from the management system onto the terminal. Learn how and when it happens.
E-commerce
Transactions paid at regular intervals can be defined in the system so that only the installment amount blocks the credit card limit; these are called recurring transactions, used for subscriptions or automatic bill payments.
EMV
The EXTERNAL AUTHENTICATE command asks the application inside the ICC whether it can verify the cryptogram, and the ICC returns the processing status. Below are the components of the External Authenticate command and what issuer authentication means.
Credit Card
At first glance, a credit card seems like a product offered for cardholders' use and benefit, but it also provides significant benefits to merchants, from faster cash flow to collection security and new customers.
Credit Card
To issue a card, the necessary certifications must be obtained from brands such as MasterCard, Visa, Troy, and Discover, and the card must be made available for cardholder use. Banks aim to increase customer loyalty by running points programs and similar campaigns.
Security
Access Security Control (ACS) is the security protocol that the card-issuing bank must maintain in 3-D Secure to support cardholder authentication, functioning as a complete authentication solution for issuers and payment processors.