Credit Card
What is a Dynamic Card Security Code (CSC)?
It is a CVV2/CVC2 code that changes every few minutes instead of the static code printed on the back of a credit card, aimed at reducing fraud risk in CNP (Card Not Present) transactions.
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"electronic banking"
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3D Secure
How is a transaction's 3D Secure level determined?
Especially with the growth of the internet, credit card transactions have started shifting from physical POS terminals to virtual POS terminals. In virtual transactions, the 3D Secure structure is used instead of the card PIN entered in physical transactions. So how is a transaction's…
HSM & Security
What is RSA (Rivest, Shamir, Adleman) Key?
RSA, first used by Rivest, Shamir and Adleman, is a security algorithm used in digital cryptography. RSA differs from older symmetric algorithms because it enables digital signing and advanced encryption for e-commerce systems and high-profile institutions.
Credit Card
What Is a BIN (Bank Identification Number)?
BIN stands for Bank Identification Number, the unique code made up of a card's first 6 digits that identifies which bank issued it, under the ISO/IEC 7812 standard.
Payment Systems
Where Can I Find All the Details About New-Generation Cash Registers (ÖKC)?
New-generation payment recording devices (ÖKC) now play an important role for businesses and sole proprietors. The Revenue Administration's site covers both the legislation and usage details.
Credit Card
Tell me your BIN number and I'll tell you your card's family tree
BIN is short for Bank Identification Number: a unique, bank-specific number created under ISO/IEC 7812 standards that shows which bank a card belongs to. It is the first 6 digits of a card.
EMV
What is an Application Identifier (AID)?
The AID tells the terminal which applications are present on a chip during a POS or ATM transaction. What does the AID do? It lets the terminal determine whether it supports an application on the chip. In Tag 9F06, it is 5-16 digits long.
Credit Card
What is an Issuer Identification Number (IIN)?
Issuer Identification Number (IIN) is the first 6 digits of 16-digit cards and the first 8 digits of 19-digit cards. It is more commonly known as BIN (Bank Identification Number). Learn what the IIN table holds and how to look one up.
Merchant & POS
What is a Z Report?
A Z Report is a report taken at the end of the business day, bearing a sequential number, that gives detailed information about sales made using a cash register during a business day, the revenue earned, and the VAT collected.
Payment Systems
What is Strong Customer Authentication (SCA)?
Strong Customer Authentication (SCA) is a security requirement introduced under the EU's Payment Services Directive 2 (PSD2) to increase security and reduce fraud in online payment transactions. SCA requires two of three independent authentication factors.
Laws & Regulations
What Are the BKM Membership Acceptance Criteria?
BKM (Interbank Card Center) membership is available in 3 statuses: bank, institution or HSK. This post explains the eligibility criteria for each status, the 12-month certification requirement and the BKM fee principles.
Payment Systems
What are the Visa and MasterCard product codes?
Below is information on the products found in the Visa and MasterCard systems and their associated product codes, listed under Product ID (cardProductId).