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.

Slide 30 of 48: Cross-cutting controls and layer detail