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Courier & Delivery
Courier companies and banks generally carry out the card distribution process through file exchanges. (Some banks also use web service integration; in that case the information normally sent via file is transmitted within the service.) With the courier...
Courier & Delivery
Although some banks use web service integration, banks generally handle card distribution with couriers through file exchanges, with information sent within the service instead.
Clearing
YTH stands for Yurtiçi Takas Hesaplaşma (Domestic Clearing and Settlement), the general name of the clearing system managed by BKM. In the clearing system, prefix values are held in fields F32, F93, F94 and F100.
Clearing
The Domestic Clearing and Settlement System (YTH) settles and clears transactions between two banks when a card from one bank is used at another bank's POS or ATM. Participants submit records that are cleared daily and multilaterally netted and reconciled.
Online & Authorization
In EMV, data is stored in Tag-Length-Value (TLV) format, and it is carried between the card, the POS terminal, and the authorization system in this same format. This post lists every EMV Tag, its type, and its description.
Online & Authorization
A reference guide to authorization response codes seen on POS and ATM transactions, with plain-language explanations of what each code means and what to do about it.
Payment Systems
In payment systems, an “appeal” is the process of objecting to the outcome of a transaction dispute. It is usually discussed alongside chargebacks, but it plays a critical role in interbank dispute resolution, when a party asks the card scheme to re-evaluate a concluded decision.
Courier & Delivery
A parcel barcode number, as the name suggests, is a barcode specific to a parcel, printed on it so that deliveries with similar characteristics can be sent in a separate parcel. It is produced in accordance with EAN-13 standards, like a regular barcode.
Clearing
The YTH (Domestic Clearing and Settlement) System handles the clearing and settlement between two banks when a transaction is made at another bank's POS or ATM with a card from a different bank. Participants submit records to the YTH system, and...
ISO 8583
F55 - INTEGRATED CIRCUIT CARD (ICC) SYSTEM RELATED DATA: the field where EMV data is written on chip cards. It consists of components such as Position, Private Data Subelements, PDS Tag, PDS Length, and PDS Value...
Merchant & POS
In EMV transactions, Application Selection is the process of choosing among the applications supported by both the card and the terminal. It is the first stage of authorization, so it is very important. This post covers the PSE and List of AIDs methods.
Merchant & POS
Partial authorization lets an issuer approve part of the requested amount when the card lacks the full balance, with the rest paid another way. This post covers the technical, receipt, clearing, reconciliation, merchant and certification requirements for acquirers.