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Online & Authorization
The Application Transaction Counter is the number of transactions made with the card so far. It increases by 1 with each transaction and can also be used as a transaction number, making transactions easier to track.
Payment Systems
In card payment transactions made via a physical POS device, entering the card's PIN keeps the transaction secure, while in virtual POS transactions, security is provided through the 3D Secure flow. Are 3D Secure payment methods standardized? There are 3 different 3D Secure models.
Credit Card
This communiqué sets the rules for managing information systems used in bank card and credit card transactions. Card scheme operators, issuers, acquirers, merchants and outsourced service providers are all within its scope.
Laws & Regulations
A payment institution is a legal entity that provides payment services for electronic payments through the infrastructure it offers. This article covers the Turkish regulatory framework, licensing, safeguarding, supervision, penalties and taxation.
Security
Published by the PCI SSC, Software-based PIN Entry on COTS (SPoC) is a standard that provides a software-based approach for protecting PIN entry on commercial off-the-shelf devices such as smartphones and tablets.
Credit Card
A co-branded card is a card offered by two or more organizations: one the issuing financial institution, the other a non-financial commercial brand (there may be more than one), such as an airline, hotel, or retail chain.
Payment Systems
No. Besides the POS and the host, permissions can also be kept in the issuer data. This lets banks, for example, allow installments only for a brand's BINs, or allow mail order for credit cards but not debit cards.
Security
It is an organization aimed at developing, managing, teaching, and raising awareness of security standards in the Card Payments Industry. The PCI Security Standards Council is also an open global forum for data security standards.
Clearing
Chip Condition Code is a code carried in the F60 (Additional Data) DE14 field during clearing that shows the chip read status. The possible values and their descriptions are listed below.
Security
Forgery in card payments means transactions made with card details without the cardholder's knowledge, or purchases with counterfeit or stolen cards. Merchants cannot eliminate fraud and chargeback risk, but they should aim to reduce it to reasonable levels.
Credit Card
DCI (Debit/Credit Indicator) is a flag that shows whether a transaction was made with a credit card or a debit card. With the arrival of prepaid cards, it began to be used as DCPI (Debit/Credit/Prepaid Indicator). Is DCI sent in the authorization message?
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.