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231 articles found
Fraud
Contactless transactions have grown rapidly, but can a payment really be made from your wallet without your knowledge? Here is what the actual risks and safeguards look like.
Merchant & POS
The PCI Security Standards Council (PCI SSC), founded in 2006 by Amex, Discover, JCB, Mastercard and Visa, has shared its data security and testing standard for accepting contactless payments on smartphones and tablets without extra hardware.
Laws & Regulations
The CBRT announced that it has launched open banking services in payments, a component of the digital economy roadmap of its liraization strategy, through BKM's Open Banking Gateway (GEÇİT).
Payment Systems
Before describing the Onus Installment process, it is better to first answer: what is an Onus transaction? An Onus transaction is when the acquirer and issuer are the same institution, so the transaction is processed through that institution.
Online & Authorization
F53 - PIN Encryption Control Information. When online PIN data is present, sending the F53 value is mandatory, except when DUKPT information is carried in Field 63, Tag 01. F53 consists of the following components.
Payment Systems
Offline transaction parameters are divided into two types: contact offline and contactless offline. These parameters can be managed separately through Terminal data and Chip data. Offline transactions can be reported to the HOST after an online transaction, after X occurrences, and more.
Payment Systems
How do banks fund so many points, bonuses, and discounts? This post explains the credit card profitability model: merchant commissions, interchange, interest income, installments, and why campaigns are an investment in transaction volume rather than a cost.
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
LMK stands for Local Master Key. The Local Master Key (LMK) is the HSM's master key, and all other keys used by the institution are secured under this key. As transaction volume increases, banks often use multiple HSMs to reduce the load on each device.
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.
EMV
The Visa EAS Server (Extended Access Service) is a server used in Visa’s authentication infrastructure. It was developed to run the cardholder authentication process securely between banks and the Visa network, particularly within Visa Secure (3-D Secure 2.x).
Payment Systems
ISO/TC 68 is a technical committee within the International Organization for Standardization in Geneva, responsible for developing and maintaining international standards for banking, securities and other financial services.