Underlying infrastructure for moving funds between accounts and institutions: ACH, wire, real-time payment rails (e.g. RTP, FedNow), and cross-border/FX payment rails.
Money movement & rails
Tools and platforms that let a business take payments from customers: card processing, gateways, POS and e-commerce checkout, and payment service provider (PSP) infrastructure.
Payment acceptance/processing
Middleware that sits above multiple processors or payment methods, routing transactions intelligently, handling retries/failover, and giving a single integration point across providers.
Payment orchestration