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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...
HSM & Security
In the past, banking meant going to a branch. Today, most transactions run through channels such as the Internet Branch, ATM and Mobile Branch, so improving internet banking security and regularly informing customers about it is important.
Fraud
In payment systems, fraud means using someone else's credit or debit card to carry out a transaction at a merchant or ATM, gaining unfair profit and causing loss to the real cardholder, the merchant, or the bank. Fraudsters…
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.
Credit Card
Digitalization is reshaping payment systems. Credit cards are moving from physical plastic to virtual cards, e-wallets and mobile payments. Will physical card use disappear completely? Here is a look at the trends, Generation Z and the remaining gaps.
EMV
PIX is the last 4 digits of the AID (Application ID) value. It allows the application provider to distinguish between the different applications it offers. The PIX values by card scheme are listed below.
EMV
AID tells the terminal which applications are present on a chip when a transaction is performed via POS/ATM. It is a 5-16 digit value in Tag 9F06, used to identify chip applications by card scheme.
Merchant & POS
Digitalization has brought major change to payment systems, just as it has to every area of our lives. Its biggest impact has been turning the financial world into something virtual, spanning IoT, mobile payments, blockchain and biometrics.
Credit Card
Banks generally keep a record in the system of a card's "First Transaction Date." This information is automatically populated by the online authorization system. So under what circumstances is it updated? First, an authorization transaction must…
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).
HSM & Security
TMK stands for Terminal Master Key, a key-encrypting key distributed manually or automatically under a previously established TMK. It is used to distribute data encryption keys to an ATM or POS terminal within a local network.
HSM & Security
ZPK, also known as the PIN Protection Key, is a data encryption key that is distributed automatically and used to encrypt PINs. It is also referred to as the 'Working Key'. This key allows PIN information to be carried securely across the network.