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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?
Payment Systems
ETBİS (Electronic Commerce Information System) is the system launched on 04/12/2017 so that e-commerce businesses are reachable and e-commerce data can be tracked reliably. Businesses must register before starting.
Merchant & POS
Partial Authorization lets an issuer approve part of a transaction instead of declining it when the balance or limit is insufficient. This post covers how it works in ISO 8583, whether it is mandatory, and why it matters for the business.
Laws & Regulations
A payment institution is a legal entity that provides payment services for electronic payments through the infrastructure it offers. This article covers the Turkish regulatory framework, licensing, safeguarding, supervision, penalties and taxation.
Closed-Loop Payments
Is Alipay a payment system, or a digital economy? In the previous post we discussed how Starbucks shows that payment systems can evolve into a different structure. At first the goal was to make payment easier for the customer. As the system grew, loyalty programs...
Payment Systems
Below is information on the products found in the Visa and MasterCard systems and their associated product codes, listed under Product ID (cardProductId).
General
Who will win in Agentic Commerce? Owning the customer used to be a huge advantage. Once an agent starts deciding on the customer's behalf, where does the real power move to?
Chargeback
A good faith review request is a written request that issuers and acquirers send each other to collect on a transaction when the dispute (chargeback) process cannot be run. The requesting party states its grounds.
Agentic Commerce
Can AI Decide on Our Behalf? Letting an AI agent handle research can make life much easier. The real question is where that should stop, and how much decision-making authority we are ready to hand over.
Payment Systems
Before describing the Onus Installment process, it is better to first answer: what is an Onus transaction? An Onus transaction is when the acquirer and issuer are the same institution, so the transaction is processed through that institution.
Payment Institutions & E-Money
Innovations in payment systems continue. The CBRT's Regulation on Payment Services and Electronic Money Issuance and Payment Service Providers was amended and published in the Official Gazette, with new minimum equity requirements and activity restrictions.
Merchant & POS
CAT (Cardholder Activated Terminal) devices are typically unattended terminals that accept various payment cards. These terminals are frequently installed at railway ticket stations, gas stations, toll roads, parking lots, and other commercial locations.