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ISO 8583
F25 - POINT OF SERVICE (POS) CONDITION CODE is the field that defines the condition under which a POS transaction was performed. Possible values include 00 Normal presentment, 01 Customer not present, 02 Unattended terminal, and more.
Credit Card
In the early years of credit cards, using the card physically was mandatory. With the internet and new technologies, we can now pay with only the card details, 3D Secure and contactless NFC payments, even without the card in hand.
Security
A Secure Card Reader for PIN (SCRP) is a multi-function card reader that turns any iOS, Android or Windows device into a payment terminal able to accept chip and contactless payments with PIN.
Merchant & POS
Introduction: When a card (credit card/debit card/prepaid card) is used at an ATM or POS, data must be carried securely between systems. For example, in a store sale, the POS initiates the transaction, which must reach the cardholder's bank intact.
Merchant & POS
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.
Security
Before 3D Secure 2.0, let's explain what 3D Secure is. 3D Secure is a two-layer payment authentication system that protects both the cardholder and the merchant in online payments. First released by Visa in 1999, it was later adopted by other card schemes…
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.
Chargeback
A chargeback is when cardholders dispute a transaction made without their knowledge through their card-issuing bank. So what does a Retrieval Request mean? It is essentially a document request related to transactions a cardholder does not recognize on their statement.
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.
Merchant & POS
Payment systems once meant a physical card and a PIN on a POS device. Digitalization that began with contactless transactions has accelerated with mobile payments, and MasterCard is now working on voice shopping and Soft POS in Turkey.
Payment Institutions & E-Money
Online shopping keeps growing, and e-commerce sites must choose between working with a bank or a payment institution. This article explains why a single application and integration with a payment institution can be the better route.
HSM & Security
PEK is the abbreviation for Pin Encryption Key. The role of PEK is to encrypt PINs. There are two types of PEK: TPK (Terminal Pin Key) and ZWK (Zone Working Key).