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"Banking Operations"

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Issuer Script Results field values shown on a POS terminal screen

Credit Card

Issuer Script Results

Issuer Script Results is the field that shows the results of the Issuer Script commands sent to the card. This post explains its byte and bit values, what an issuer script is, why the results matter, and what happens when a command fails.

Diagram illustrating how a contactless offline transaction is processed

Merchant & POS

Can a Contactless Offline Transaction Occur?

A contactless offline transaction can occur. If the amount is lower than the floor limit defined on the POS and the card also allows offline authorization, the transaction can be completed offline. Offline transactions are periodically sent by the POS to the acquiring bank.

Easy Addressing System (KOLAS) participation diagram

FAST

Which Institutions Can Provide the Easy Address Service?

To offer the Easy Address service, an institution needs approval from the Central Bank of the Republic of Türkiye (CBRT), documented eligibility to participate in FAST or EFT, and completed administrative and technical processes with BKM.

Photo of a POS terminal related to Terminal Action Code settings

Merchant & POS

Terminal Action Code (TAC)

These are codes placed into the terminal software by the acquirer that govern the rules for whether transactions go online or are declined, covering offline approval, offline decline, and online submission due to issuer risk...

FAST instant payment system logo

FAST

What Are the Differences Between FAST and EFT?

Until the FAST system was introduced, money transfers were made through the EFT structure. Due to evolving technology and changing customer expectations, a new structure called FAST was introduced. So what are the differences between EFT and FAST?

Apple Card and Apple Pay announcement graphic from Apple's Special Event

Credit Card

Apple Is Rewriting the Card World...

Most of us remember the impact the first iPhone, introduced by Steve Jobs on January 9, 2007 and revolutionary for its time, had on our lives. In a similar way, a product that will completely change how we use and view credit cards...

Screenshot of a mobile banking app showing the QR code deposit flow at an ATM

ATM

Depositing Money with a QR Code

Many banks now let customers deposit cash by scanning a QR code with their mobile banking app instead of inserting a card at the ATM. This speeds up the transaction, reduces card skimming risk, and adds an extra layer of security through in-app verification.

Chart showing the global decline in the number of ATMs

ATM

The number of ATMs is declining worldwide

ATMs, which let us meet our cash needs, pay card debt, make transfers, and even withdraw or deposit cash via QR code without a card, have started losing popularity after all these years.

Diagram illustrating the early hold release process for merchants

Merchant & POS

What Is Early Hold Release?

Early Hold Release is a solution that allows merchants operating under a holdback arrangement to access their turnover held in the hold account when they need cash, before the holdback period ends. Merchants can work with banks under 3 different terms.