#PayDecoding

Payment jargon can be confusing, but with NORBr’s #PayDecoding series, understanding it just got a whole lot easier! Let’s make navigating the complex world of payments a breeze. Let’s feast our eyes on it!

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Card Payments
Risk Management

MCC for dummies

Ludovic Plisson
|
5
MIN READ
|
February 6, 2026
A Merchant Category Code is a standardized 4-digit classification assigned to a merchant location. It indicates the primary business type for payment processing and risk controls. Schemes maintain MCC lists, and acquirers apply them during merchant setup. Issuers often use MCC in authorization, pricing, and policy rules.
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Card Payments

Xpay for dummies

Ludovic Plisson
|
6
MIN READ
|
June 4, 2025

Dive into the heart of Xpay, an NFC-based protocol revolutionizing the digital payment realm. Discover how it seamlessly blends with near field communication (NFC) technology, transforming smartphones into payment portals. Get acquainted with its multi-layered 'lasagna' architecture ensuring secure transactions. Explore how the protocol stands at the juncture of convenience and security, embodying the future of mobile payments.

Technology

demystifying-xpay-bridging-the-gap-between-smartphones-and-payments

Card Payments
Risk Management

Velocity limits in payments for dummies

Ludovic Plisson
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7
MIN READ
|
May 23, 2025

Velocity limits in payments are simple rules that stop suspicious behavior before it becomes fraud. By tracking how fast and how often actions happen (like payments, refunds, or login attempts), merchants and banks can prevent damage without adding friction. They're one of the quiet heroes of modern payment security.

Compliance

velocity-limits-for-dummies

Risk Management

Stablecoins for payments for dummies

Ludovic Plisson
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5
MIN READ
|
May 23, 2025

Stablecoins for payments are digital currencies that stay stable, often tied to real-world currencies like the dollar or euro. They combine the benefits of crypto (fast, global, programmable) with the reliability of traditional money. But users should always understand who’s behind the coin and what backs it.

Market Trends

stablecoins-for-payments

Card Payments

Roles in payments (ISVs, ISOs, PayFacs, Acquirers) for dummies

Ludovic Plisson
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3
MIN READ
|
May 23, 2025

Understanding roles in payments requires moving beyond labels. “PSP,” “PayFac,” “Acquirer,” and “ISO” can describe licenses, scheme roles, or business models. Many companies combine multiple layers, legal, commercial, and technical, to serve merchants. This clarity helps evaluate partnerships, compliance scope, and operational responsibilities more precisely.

Technology

payment-facilitators-payfacs-in-payments-for-dummies

BNPL
Card Payments

Interchange fees for dummies

Ludovic Plisson
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5
MIN READ
|
May 23, 2025

Interchange is the small fee paid behind the scenes when a card payment is made. It funds the card ecosystem, but it also adds cost to merchants. As payments evolve, understanding interchange helps everyone, from banks to brands to buyers, make better decisions.

Compliance

interchange-fees-for-dummies

Card Payments
Risk Management

Verification of Payee (VoP) for dummies

Ludovic Plisson
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7
MIN READ
|
May 16, 2025

Have you ever sent money to the wrong person by mistake? Or hesitated before transferring a large amount, wondering if the account details were right? Verification of Payee (VoP) is designed to prevent just that. It's a simple yet powerful process that checks if the account name you typed matches the actual holder of the account number. If it doesn’t, you get a warning... before it’s too late.

Compliance

verification-of-payee-vop-for-dummies

Card Payments
Risk Management

Payment fallback for dummies

Ludovic Plisson
|
5
MIN READ
|
October 22, 2024

This #PayDecoding explains how Payment Fallback strategies enable digital merchants to recover from payment failures and improve customer retention. With global payment failure rates as high as 10.5% in cross-border transactions, fallback solutions help businesses maintain smooth operations by rerouting payments to alternative processors. The article highlights key benefits like increased revenue recovery, reduced downtime, and better customer experience.

Technology

payment-fallback-for-dummies

Card Payments
Risk Management

Chargeback for dummies

Ludovic Plisson
|
6
MIN READ
|
October 22, 2024

This #PayDecoding explains how chargebacks affect digital merchants, detailing their causes and strategies to prevent them. It highlights the benefits of using void transactions, offering refunds, and providing transparent return policies and customer support, helping merchants reduce disputes and improve customer trust.

Compliance

chargeback-for-dummies

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