Payment gateways
Payment Gateways for Ecommerce, Invoices, Subscriptions, and Online Checkout
A payment gateway connects online checkout or billing software to payment authorization, fraud screening, tokenization, and transaction reporting.
Gateway functions
Hosted checkout
Lets a customer pay on a secure hosted payment page.
API integration
Connects ecommerce, invoices, apps, or subscriptions to payment processing.
Tokenization
Stores a token instead of raw card data for future billing.
Fraud tools
Uses filters, address checks, velocity rules, and risk scoring.
Gateway comparison table
| Feature | Why It Matters |
| Hosted versus embedded checkout | Affects customer experience and PCI scope. |
| Token support | Important for subscriptions, saved cards, and repeat customers. |
| Reporting | Needed for reconciliation, refunds, chargebacks, and accounting. |
| Integration ecosystem | Determines compatibility with ecommerce, POS, CRM, and accounting tools. |
Frequently asked questions
Is a gateway the same as a processor?
No. A gateway routes online payment data; a processor handles transaction processing and settlement relationships.
Does a gateway affect PCI scope?
Yes. Hosted and tokenized solutions can reduce the systems that touch card data.
What businesses need gateways?
Ecommerce, online invoices, subscriptions, donation forms, apps, and many remote-payment workflows.