Skip to content

Search

"POS transactions"

280 articles found

Old mechanical credit card imprinter machine used to transfer embossed card details onto a sales slip

Merchant & POS

What Is an Imprinter?

An imprinter is the name given to devices that transfer all the information embossed on a credit card onto a paper sales receipt. Before POS terminals, it was commonly used by merchants for authorization transactions.

Diagram illustrating ISO 8583 Field 12 local transaction time

ISO 8583

ISO 8583 Field Descriptions (F12)

DE 12-TIME, LOCAL TRANSACTION: the local time at which the transaction took place at the point of transaction (ATM, POS). 6 digits, hhmmss format. F12 differs from F7 (Transmission Date and Time).

Contactless payment card being tapped on a POS terminal

Merchant & POS

Can a contact/contactless transaction be processed offline?

An offline transaction is one in which the card and POS terminal approve the transaction based on their own parameters, without contacting their banks. Whether contact or contactless, the device decides whether the transaction is processed offline.

Merchant choosing between a bank POS and a virtual POS service

Merchant & POS

Is it mandatory to work with a bank to get a POS terminal?

The answer depends on the type of POS terminal. A physical POS (GPRS, Dial-Up, IP, or cash-register POS) requires working with a bank. A virtual POS can also be obtained from a payment institution without a separate bank agreement.

Illustration representing the chargeback and dispute process in card payments

Chargeback

What Are the Domestic Exceptions to Chargeback Rules?

A chargeback is the refund of an amount paid by credit card to the cardholder's card when the purchased goods or services were not received, or when a transaction was not actually carried out by the cardholder.

Smartphone being used as a mobile POS device for a card payment

Merchant & POS

Mobile Phones Are Turning Into POS Devices

With advances in technology, mobile phones can now be used for many functions besides calls and internet access. One such innovation is the ability to use smartphones or tablets as POS devices.

Illustration explaining the concept of the first online transaction after a card PIN change

Merchant & POS

What Does First Online Transaction Mean?

In payment systems, an online transaction means the transaction is sent to the card or POS/ATM bank at the moment it occurs, and required checks are obtained from that system. So does every transaction happen online? Of course not. Especially with contactless...

Illustration representing electronic payment systems

Payment Systems

What are Payment Systems?

Let's talk about payment systems, which we have heard more about since the internet entered our lives, and the basic structures behind them. The first credit card in the world was used in America in the 1920s.

Diagram illustrating the soft chargeback retrieval request process between cardholder, issuer and merchant

Chargeback

What Is a Soft Chargeback?

A soft chargeback, also called a retrieval request, is a request for documents about a transaction the cardholder does not recognize. Learn why customers request them, what information merchants should provide, and why a fast response matters.

Diagram explaining how a pre-authorization transaction works on a credit card

Merchant & POS

What Is a Pre-Authorization Transaction?

An operation that allows a credit card's limit to be blocked for a period, due to the nature of the product or service sold. Preferred mainly by companies in travel, tourism, and car rental.

Diagram explaining ISO 8583 message types 200 and 210

Payment Systems

What Are 200 and 210 Messages Used For?

Message 200 is generated for transactions initiated from POS applications, and the acquiring bank responds with message 210. Learn how 100/110 messages route approvals via the issuing bank, and common rejection reasons.