Search
226 articles found
Security
With Chip&Pin technology, card PINs and chip-based transactions became widespread. As online shopping grew, strengthening the security of these transactions became a necessity, and OTP began providing that transaction security.
Payment Systems
Law No. 7192 amends Law No. 6493 and brings changes on payment services, e-money and open banking, including the transfer of regulatory and supervisory powers from the BRSA to the CBRT and the addition of PSD2-style services.
Payment Institutions & E-Money
Open banking means sharing customers' financial information with a third-party fintech company so that a range of banking and financial services can be offered to them. It works through API integrations. This post covers its status in Turkey and the new BRSA regulation.
Debit Card
A stored value card is a widely used card type today. Instead of being held in a financial system, the monetary balance is stored directly on the card, which has a special magnetic stripe recording important financial data such as the balance.
Credit Card
The effect of credit cards on inflation has been debated for years. Because I am asked about it so often, I ran a poll on arifunal.com to gather readers' views. This post weighs the positive and negative effects and compares the poll with the research findings.
E-commerce
AI agents are moving beyond answering questions to searching, deciding, and paying on behalf of users. This post explains Agentic Commerce and what it means for payment systems, digital wallets, e-money institutions, banks, and fintechs.
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.
Debit Card
A type of smart card containing a microchip and simple software, which performs contactless reading when brought close to a smart card reader. It isn't linked to a bank account and has no credit limit like credit cards. You can spend up to the amount loaded onto the card...
Merchant & POS
Address Verification Service (AVS) is a fraud prevention system that helps limit fraud and chargebacks when used effectively. It verifies that the address a customer enters matches the cardholder's address on file with the issuer.
Credit Card
Credit cards and POS are two core products banks offer customers. At first glance, credit cards seem to generate no return beyond interchange fees, card fees, and late fees.
Credit Card
A mandatory alphanumeric field, 1-16 characters, sent in tag 50 of EMV transactions, representing a name related to the card application's AID in the ADF.
Merchant & POS
Loading parameters onto a POS transfers changes made in the POS Management system (authorization, limits, card BIN list, etc.) onto the POS. There are 3 ways to do it.