# The Architecture Behind FlowFi’s PayFi Stack

- [Layered Architecture: The PayFi Stack](/the-architecture-behind-flowfis-payfi-stack/layered-architecture-the-payfi-stack.md)
- [Security & Auditing](/the-architecture-behind-flowfis-payfi-stack/security-and-auditing.md)
- [Interoperability & Integrations](/the-architecture-behind-flowfis-payfi-stack/interoperability-and-integrations.md)