Cross-cutting controls and layer detail
Target logical architecture, continued
Cross-cutting controls and layer detail
Security, audit, monitoring, cost control, governance, reliability, and recovery apply to every layer.
Cross-cutting controls
- Security and PHI controls
- Audit and traceability
- Observability and cost
- Model policy and data governance
- Reliability and recovery
What each layer provides
- The access layer checks identity, consent, permission, requests, and traffic limits.
- The shared platform stores task instructions and workflow state.
- The shared platform provides tool contracts, policy checks, human review, document reading, and model access.
- The shared platform provides knowledge search, ranking, explanation, parsing, validation, normalization, and transaction controls.
