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158 articles found
Merchant & POS
Financial institutions, cash register (OKC) manufacturers, and private integrators run this Ministry-authorized system under Communique No. 507 on the Tax Procedure Law, enabling mobile sales with electronic financial documents.
Agentic Commerce
The next customer on the internet may not be human. If AI agents become part of purchasing decisions, the rules of e-commerce, marketing, and payment systems could change.
Payment Systems
Every payment transaction completes in seconds, yet dozens of controls run behind the scenes. This post covers the precautions for authorization and clearing, the critical role of reversals, and the financial loss scenarios most often seen in the field.
Cryptocurrency
Cryptocurrencies are becoming part of everyday life and are expected to compete seriously with card payments. This glossary explains the key crypto terms, from address, altcoin and arbitrage to halving, mining, proof of stake and stop-loss.
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
Let's start by defining e-money. In general terms, e-money is a monetary value stored on a secure technological device (such as a computer disk). E-money is a concept defined under Turkish law through legislation enacted by the BRSA (BDDK).
From My Readers
I occasionally receive questions from my readers, and I answer them by email or through other channels. Since others may have similar questions, I will publish these questions on my site along with the answers. Hello Mr. Arif, I read your articles from time to time and...
Online & Authorization
OpenAI and Stripe announced the Agentic Commerce Protocol (ACP), with Instant Checkout live on Etsy and Shopify in the US. What this means for payment facilitators and e-commerce platforms, and what may come beyond one-click checkout.
Payment Systems
Soft POS is a POS application that lets merchants accept payments from contactless cards or mobile wallets on Android devices, without needing a physical terminal. Companies market it under various names such as pocket POS or mobile POS.
ATM
The name given to the solution developed by NCR against card skimming and fraud. With SPS, the ATM network is protected from the cost and risks of skimming attacks, which cause over 2 billion dollars in global losses annually.
Online & Authorization
You press the pay button and the screen says the transaction failed. Behind that failure are checks on your balance and transaction security. This post explains how funds confirmation APIs work, where they apply, and the situation in Turkey's open banking.
ATM
FLM (First Line Maintenance) refers to service calls that require no tools or parts but are needed to return an ATM to proper working condition. It covers basic issues such as paper jams, cash jams, and restocking consumables.