Web, Payments, Bytes & Ventures

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Payments & Fintech

Cards, transfers and the systems that move money.

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Explainers & guides

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Drawing of a paper receipt with an orange total line, split into three stacked fee blocks joined by a bracket
Card payments ·

Interchange Fee vs MDR: Which Part of a Card Fee Is Which

The MDR is the whole charge for accepting a card; interchange is the issuer's slice inside it.

Card payments ·

3D Secure Explained: Why Some Card Payments Ask for a Second Step

Why your bank asks you to approve some online card payments, when it can skip the step, and who pays for fraud.

Card payments ·

Chargeback Fee: What a Disputed Card Payment Costs a Merchant

The chargeback fee Stripe, PayPal and Square charge, and the other costs of a disputed card payment.

Card payments ·

Interchange-Plus vs Flat Rate: Choosing a Card Pricing Model

Interchange plus vs flat rate: one rate for every card, or the real cost of each card plus a markup.

Card payments ·

Interchange Fee Explained: Where a Card Payment Fee Goes

Interchange fee explained: one processing fee on the statement, three payments to three different parties.

Editorial diagram: 10 People Shaping Fintech
Fintech people ·

10 People Shaping Fintech

Ten people whose work helps explain where payments, digital banking and financial infrastructure are going.

Editorial diagram: Stablecoin Payments: Where the Fees Come From
Stablecoins ·

Stablecoin Payments: Where the Fees Come From

A low network fee is only one part of moving money from a customer's wallet to a merchant's bank.

Editorial diagram: Why a Cross-Border Transfer Can Still Take Days
Cross-border payments ·

Why a Cross-Border Transfer Can Still Take Days

The international message can arrive quickly while the recipient's money waits in the last mile.

Illustration of a plain card held above a payment terminal, with contactless signal arcs.
Card payments ·

What Happens After You Tap Your Card?

The terminal's approval is one step in a longer journey from a payment request to settled funds.

About this desk

Payments can look simple at checkout while involving several institutions behind the screen. This desk follows the products, people and infrastructure responsible for that journey, from card authorization to international transfers and stablecoin settlement.

Begin with what happens after you tap a card, then explore why a cross-border transfer can still take days. Both guides separate a message arriving from money becoming available.

Our coverage also examines the founders and other contributors shaping fintech. The editorial selection of 10 influential people provides starting points across payments, digital banking and financial health. Product announcements are reported with their actual scope and availability. We pay attention to the complete customer journey: the recipient amount, permissions, fees, refunds and the support needed when an expected result does not arrive.

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