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Payment Systems
Soft POS is a POS application that lets merchants accept payments from contactless cards or mobile wallets on Android devices, without needing a physical terminal. Companies market it under various names such as pocket POS or mobile POS.
Online & Authorization
ISO/IEC 7816-5 defines how to use an application identifier to determine whether an application is present on a card and/or to retrieve the application on the card.
Merchant & POS
Recurring billing is the automatic collection of payments at set intervals and amounts by storing the customer's card details on a secure, PCI DSS-certified infrastructure.
Credit Card
The service code is information printed on a card's Track 1 and Track 2 data, covering card type, PIN usage, and domestic/international usage status. It is kept at the product level in bank systems.
Credit Card
With economic crises and the pandemic, the number of people struggling to pay has risen. Under the Turkish Civil Code, only the cardholder is responsible for their credit card debt, unless you are a guarantor or inheritance rules apply.
Merchant & POS
Contains the EMV steps performed by the Terminal in a transaction. The TSI fields, their possible values, and descriptions of the values are shown below.
Online & Authorization
Below are the possible response code values for offline transactions and their explanations: Response Code / Explanation - Y1: Approved offline, Z1: Declined offline, Y2: Approved after referral, and more.
Payment Systems
Card type information is used in card schemes such as MasterCard, Visa, and TROY. The card types and card type codes used in the Visa system include Credit, Prepaid, Debit, Deferred Debit, and Charge Card.
Payment Systems
Chargeback reason codes differ by card scheme. Here is the list of Discover chargeback reason codes and their descriptions, along with how merchants can use them.
Laws & Regulations
Law No. 6502 on Consumer Protection aims to protect consumers' health, safety and economic interests, compensate their losses and inform them. It covers all consumer transactions and practices aimed at consumers.
Payment Systems
TCR stands for Transaction Record Component, the packets that carry transaction information in a clearing system. Transaction types in a clearing file are distinguished by transaction code and usage code values, and this data is sent inside TCR packets.
Payment Systems
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.