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HSM & Security
The CPoC standard, issued by the PCI Security Standards Council in 2019, is a data security standard that lets merchants accept contactless payments using a commercial off-the-shelf (COTS) mobile device with NFC.
Credit Card
A 2-character field written to the card's chip data that increases by 1 with each card renewal, allowing authorization to distinguish between the old and new card. This means that, theoretically, assuming no other conditions prevent it, a...
HCE
We can list the differences between the NFC Secure Element and HCE payment methods as follows: Secure Element requires a mobile operator and stores card data on a hardware chip, while HCE needs no operator and relies on cloud-based tokenization.
Credit Card
Although debit cards and credit cards look similar in appearance, there are fundamental differences between them, from cash advances to installments and security.
Credit Card
CVK (Card Verification Key) is the key information used to generate and verify CVV/CVC values, confirming their validity. It is kept as a pair of keys, CVK A and CVK B, encrypted under TMK, ZMK or LMK.
Merchant & POS
Loyalty points are promotional rewards banks give customers for credit card transactions, tracked on a card/customer basis. Banks charge merchants a commission on POS transactions, and some share part of that commission with cardholders as points.
Merchant & POS
In order for a bank's POS devices to process transactions with payment scheme cards (Visa, MasterCard, Troy, etc.), they must pass certain test and control steps. Visa and MasterCard have test tools that include test cards and test scenarios for this purpose…
Payment Systems
Let's talk about payment systems, which we have heard more about since the internet entered our lives, and the basic structures behind them. The first credit card in the world was used in America in the 1920s.
Prepaid Cards
Prepaid cards are among the most popular cards right now, and their use keeps growing. A prepaid card is not linked to a bank account, has no credit limit like a credit card, and can be used up to the amount loaded onto it.
Credit Card
When payment systems come to mind, credit cards are usually the first thing people think of. Credit cards are produced according to specific standards, both in visual design and during printing. These standards belong to the ISO/IEC 781X family.
HCE
The token used in HCE transactions contains more than just a new number derived from the card number. It also includes single-use keys, an expiration date, RSA keys and certificates, transaction limits, and an Application Transaction Counter (ATC).
Merchant & POS
A PIN pad lets cardholders safely enter their PIN during POS transactions and lets contactless cards be tapped to transfer card data to the POS. Here is how it works.