QUICK DEFINITION
Payment System — Infrastructure and rules used to transfer monetary value between participants.
WHY IT MATTERS
Why Payment System matters in finance
Payment availability is foundational to commerce, liquidity management and financial stability.
FINANCIAL SYSTEM CONTEXT
← Back to the Financial Security GlossarySecurity is also a market-infrastructure question
In financial services, payment system should be understood in relation to operational continuity, data integrity, payments, market infrastructure and interconnected dependencies. A control can be technically effective while still leaving material resilience risk if critical services cannot continue or recover during disruption.