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Clearing
The Documentation Indicator is a code carried in the F60 (Additional Data) DE05 field of clearing transactions. Used in second presentment and reversal presentment transactions, it shows whether the supporting document has been sent. This post lists the values and their meanings.
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
Credit cards are undoubtedly the most important payment tool for most of us when shopping. So what stages does a credit card or debit card go through before it reaches our pocket? The customer submits a card application request, and the process continues from there.
Payment System Institutions
One of the most important transformations in banking over the last few years has undoubtedly been remote customer onboarding. Individuals can now become bank customers within minutes without visiting a branch. Digital identity checks and contracts largely solved a long-standing problem...
Open Banking
First, it is useful to briefly recall the concepts of Banking as a Service and Open Banking. Banking as a Service (BaaS) lets interface developers connect directly to service banks' systems via APIs and open banking services to run banking transactions for customers...
Credit Card
Card security is critical in card payment systems. Chip&Pin curbed much fraud, but gaps remain. Cornercard, Gemalto and Visa launched Switzerland's first credit card with a built-in fingerprint reader. Here is how it works.
Credit Card
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?
Chargeback
A chargeback is when a cardholder asks the issuing bank to refund a transaction made without their knowledge. It cannot be prevented entirely, but simple precautions can minimize the risk. Here is how the process works and what cardholders should do.
ISO 8583
DE 52 — Personal Identification Number (PIN) Data: the field that holds the PIN data. PIN verification is carried out based on this field.
Credit Card
Payment systems statistics are reported periodically by the Interbank Card Center (BKM), including total card count, total card turnover, and the growth trend of the card world in the period.
Merchant & POS
There are many players in the POS and OKC (Payment Recording Device) market in Turkey. Some of these companies are foreign, while others are domestic. Let's get to know these companies: Ingenico, Verifone, Interpay (PAX), and more.
ATM
RKL is the process of distributing a TMK (Terminal Master Key) to each terminal from a central point. It is used to remotely load keys onto POS and ATM devices, loading TMKs onto an ATM's keypad or activating them on a POS.