Payment Glossary Article Series
A practical guide to card payments, cross-border settlement, stablecoins, compliance, wallets, and global payment licenses.
From knowing a term to understanding the full money movement
The glossary is built for quick lookup. This article series explains the why behind each term, from checkout and invoicing to stablecoins, custody, compliance, and global licensing.
All Articles
01
You've clicked 'Pay Now' a thousand times. Do you actually know what Checkout is?
Start with the checkout page and separate the visible payment entry point from the payment machinery behind it.
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02
The invoice arrives before the money does — what is Invoicing really solving?
Understand invoices, payment terms, remitters, beneficiaries, and why cross-border B2B collection gets messy.
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03
The one word every merchant fears: Chargeback
Separate voids, refunds, and chargebacks, then compare card reversals with stablecoin finality.
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04
Why does "payment failed" happen? Understand these four roles and it clicks
Trace failed card payments through the cardholder, issuer, card scheme, acquirer, and merchant.
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05
Auth, Capture, Settlement: The full journey before the money lands in the pocket
Follow a card transaction through authorization, capture, clearing, settlement, and final merchant payout.
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06
A 100-yuan cup of coffee: card vs stablecoin, how much less does the merchant actually get?
Use a concrete purchase to unpack MDR, interchange, network fees, acquirer markup, and stablecoin network costs.
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07
The real journey of a cross-border card payment: 5 players, 6 days, 12 dollars lost
Walk through a cross-border card order and see where time, fees, FX spread, and reserves enter the journey.
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08
Mid-market rate vs. what you actually get: the hidden spread
Learn the difference between the mid-market rate and the quoted rate that determines your real FX cost.
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09
SWIFT, correspondent banks, intermediary banks: what cross-border money goes through
Understand SWIFT messages, correspondent banking, Nostro/Vostro accounts, and why wires take time.
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10
What exactly is a stablecoin? And how does it stay "stable" at $1?
Explain stablecoin reserves, issuance, redemption, peg stability, and the risks behind the promise.
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11
On-ramp and off-ramp: the two doors in and out of the crypto world
Map how fiat enters crypto, how stablecoins return to bank money, and where CEXs, DEXs, and OTC desks fit.
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12
Custodial vs Non-custodial: who actually controls your stablecoins?
Use private keys and asset control to compare custodial wallets with self-custody.
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13
Same cross-border business, 6 days to 6 minutes: the stablecoin version of the trip
Replace a traditional cross-border path with stablecoins and compare speed, cost, and control.
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14
KYC, KYB, AML: what are these compliance words actually trying to do?
Separate customer identity checks, business verification, and anti-money-laundering monitoring.
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15
VASP and the Travel Rule: the one compliance rule crypto can't route around
Define virtual asset service providers and why transaction sender/receiver information travels with funds.
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16
Why there's no "one license that works everywhere" for payments
Compare territorial payment regulation across the US, EU, Hong Kong, Singapore, and Dubai.
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