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Clear answers to common questions about payment processing, pricing, funding, security, hardware, ecommerce, and merchant operations.

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Payment Processing

How Does Payment Processing Work?

Learn how payment processing works from authorization through settlement, including the roles of the merchant, payment processor, gateway, acquiring bank, card network, and issuing bank.

7 min readRead answer

Pricing & Fees

How Do I Read a Payment Processing Statement?

A payment processing statement may summarize monthly card transactions, fees, and net deposits — including processing volume, interchange, network fees, processor fees, monthly/service fees, chargebacks, refunds, and effective rate. Formats vary by provider.

5 min readRead answer

POS & Hardware

What Is EMV?

EMV is the global standard for chip-card payments, using an embedded microchip to generate dynamic transaction data that provides stronger protection against certain counterfeit-card fraud than magnetic stripe. EMV is a technology standard, distinct from PCI DSS compliance.

4 min readRead answer

Ecommerce & Online Payments

What Is CVV?

CVV (Card Verification Value) is a card security value used as an additional card-not-present verification signal. Providing the correct value can indicate access to the card information including the security code, but does not prove the customer's identity or guarantee possession of the physical card.

4 min readRead answer

Ecommerce & Online Payments

What Is AVS?

AVS (Address Verification Service) is a fraud-risk signal for card-not-present transactions. It compares submitted address information with address information associated with the card account and returns a match result. A match doesn't prove legitimacy; a mismatch doesn't automatically prove fraud.

4 min readRead answer

Pricing & Fees

What Is an Assessment Fee?

An assessment (network) fee is a fee a card network may impose associated with transaction volume or particular transaction activity, separate from interchange and the processor markup. Calculation varies by network, transaction, and fee schedule.

4 min readRead answer

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What Is Interchange?

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Payment Processing

Pricing & Fees

Funding & Settlement

Chargebacks & Disputes

Security & PCI

POS & Hardware

Ecommerce & Online Payments

Account & Application

Latest Knowledge Answers

How Does Payment Processing Work?

How Do I Read a Payment Processing Statement?

What Is EMV?

What Is CVV?

What Is AVS?

What Is an Assessment Fee?

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