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Merchant & POS
Pin Entry Device is another name for the PIN pad device we all know and use daily. It makes it easier for users to enter their card PIN during POS transactions with credit or debit cards, and is used for contactless card reading...
Merchant & POS
In order for a bank's POS devices to process transactions with payment scheme cards (Visa, MasterCard, Troy, etc.), they must pass certain test and control steps. Visa and MasterCard have test tools that include test cards and test scenarios for this purpose…
Merchant & POS
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.
Debit Card
Some banks offer their customers a debit card product backed by an individual or corporate credit facility. How do these products work? First, these cards are printed as unembossed (no-name) cards and delivered by courier to branch staff. A credit application…
3D Secure
Especially with the growth of the internet, credit card transactions have started shifting from physical POS terminals to virtual POS terminals. In virtual transactions, the 3D Secure structure is used instead of the card PIN entered in physical transactions. So how is a transaction's…
Credit Card
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?
Merchant & POS
A POS is a functional device with its own dedicated software, customized to the authorization system of the bank it is connected to, that accepts credit or debit cards. The POS and the authorization system communicate using the ISO 8583 standard.
Merchant & POS
Chip&Pin, introduced in Turkey on March 31, 2006, is a payment method that greatly reduces the risks of card copying and loss or theft fraud. The chip on the card reduces copying risk, while the 4-digit PIN prevents unauthorized use of a lost card.
ISO 8583
DE 38 (AUTHORIZATION IDENTIFICATION RESPONSE) is the authorization code generated when a transaction is approved. It is alphanumeric, 6 characters long, and left empty for declined transactions.
Contactless
You can tell whether a card supports contactless payments by the four wave symbols printed on it. If the wave symbol is present, your card supports contactless transactions. If not, contact your bank for a new card.
HSM & Security
TPK stands for Terminal PIN Key. It is a data encryption key used to encrypt PINs for transmission between a terminal and the terminal's bank (acquirer) within a local network. Learn how TPK is used in POS and ATM devices.
Merchant & POS
An offline transaction is one approved by the card and the POS themselves, without going to any system (the card's bank or the POS's bank), when a chip card transaction is made at a POS. For this reason, some sectors considered risky are restricted.