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News clipping about the arrest of hacker Hakan Karacaoglu

Fraud

Famous Hacker Caught After 8 Years

Recently the following news story appeared in the papers. Two things stood out: the hacker was a former banker, and the device he used to clone cards. In banking fraud, insiders who know the system's weak points can build schemes customers never notice.

Conceptual illustration of loyalty points versus customer habit in agentic commerce purchasing

Agentic Commerce

Agentic Commerce Series – Part 5

Points or habit? Loyalty programs are built on steering human behavior. But if an AI agent starts shopping on our behalf, do points and campaigns still work the same way?

Illustration of personal data protection under the Turkish Personal Data Protection Law (KVKK)

Merchant & POS

What is the Personal Data Protection Law (KVKK)?

The Personal Data Protection Law was adopted by the Grand National Assembly of Turkey on 24/03/2016 and published in Official Gazette No. 29677 on 07/04/2016. It protects individuals' rights in the processing of personal data and sets the rules that data controllers must follow.

Amazon Web Services cloud computing illustration

Security

Why Is AWS (Amazon Web Services) Preferred?

The number of companies offering cloud computing and storage has grown sharply in recent years. AWS, founded in 2006, is the world's largest cloud computing and storage provider, ahead of Google Cloud, Microsoft Azure and IBM.

Diagram illustrating how bank fraud detection systems analyze transactions

Fraud

How Do Fraud Applications Work?

Fraud management is used to detect possible fraud on customer accounts and provides additional security for transactions when necessary, making it one of the top priorities for banks.

Illustration for a glossary of cryptocurrency terms such as Bitcoin, blockchain and mining

Cryptocurrency

What Are the Terms Used in the Cryptocurrency World?

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.

Contactless card payment on a POS terminal abroad

Credit Card

On the Issue with Visa Contactless Transactions Abroad...

From the outside, Visa contactless looks simple, but once the limit is exceeded and PIN comes into play it gets deeper. Why do response codes 65 and 70 behave so differently on POS devices in different countries, such as the Netherlands and Saudi Arabia?

Illustration of a new-generation smart cash register combining a fiscal device and a POS terminal

Merchant & POS

What You Need to Know About Smart Cash Registers (OKC)

A smart cash register is a new-generation, IP-based payment recording device that integrates a cash register with a POS terminal. It combines fiscal devices and POS devices in a single unit and transmits data to the Ministry of Finance in real time.

Illustration representing an AI agent making purchasing decisions

Agentic Commerce

Agentic Commerce Series – Part 3

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.

Illustration of a smartphone used as a mobile POS payment terminal

Merchant & POS

Are POS Terminals Becoming Obsolete?

Today, as credit cards shift from physical to virtual use, a similar move has come from the POS side. We have begun to see mobile phones used as POS devices becoming a serious rival to physical POS terminals.