Skip to content

Search

"card transactions"

583 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 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.

Diagram illustrating how a POS terminal's floor limit determines offline transaction approval

Merchant & POS

What Is a Floor Limit?

The floor limit is the value held on the POS that determines the maximum amount for which an offline transaction can be approved. It is managed per terminal and can be updated at any time through the POS parameter management system.

Starling Bank vertical credit card design

Credit Card

Vertical Revolution in Credit Cards

The payment card industry is arguably the sector most affected by technology and the quickest to adapt new developments. With mobile devices, payment systems have changed a lot - we now prefer using our credit cards virtually rather than physically.

Processing Options Data Object List (PDOL) diagram

Merchant & POS

Processing Options Data Object List (PDOL)

Contains the terminal-resident data objects (tags and lengths) that the ICC needs when processing the GET PROCESSING OPTIONS command. In short, it is the list of information the card requests from the terminal before starting the transaction.

Diagram explaining 3D Secure, Half 3D, and Non 3D e-commerce transaction levels

Merchant & POS

What is an E-commerce Transaction?

E-Commerce can briefly be described as the sale and purchase of products over the internet, a term used since 1969. Virtual POS operates behind e-commerce transactions, which take place at different levels: Non 3D, Half 3D, and Full 3D Secure.

Hand holding a credit card near an ATM screen used to check card debt

Credit Card

How Can I Check My Credit Card Debt?

In the past, banking transactions could only be carried out at branches, but with the advance of technology, customers can now complete their transactions through many channels without visiting a branch. Checking credit card debt is one of these.

Diagram explaining how the CVV/CVC code is generated and verified on payment cards

Credit Card

What is CVV/CVC?

CVV is short for Card Verification Value, a term used by Visa. CVC is short for Card Verification Code, a term used by MasterCard. The CVV/CVC code is used for cardholder verification and to reduce fraud risk.

Diagram explaining how an offline chip card transaction is approved without contacting the bank

Merchant & POS

What Is an Offline Transaction?

When a chip card transaction is made at a POS, it may be approved by the card and the POS alone, without reaching any system (issuer or acquirer). When do the issuer and acquirer find out about it?

Diagram of the TR QR Code payment flow between cardholder, issuer, BKM and acquirer

Payment Systems

Why Am I Getting an Error When I Try to Pay with a TR QR Code?

In payment or cash withdrawal transactions, the TR QR Code is generated by the POS or ATM. The card issuing bank must build its systems to read and act on this code. Errors usually stem from mishandling the long and short QR code flows, which are explained here.