Trust Boundary Deep Dive¶
This page expands trust-boundary handling across request processing and execution.
Boundary Types¶
- Request origin boundary
- Identity and authority validation boundary
- Policy decision boundary
- Approval boundary
- Capability issuance boundary
- Connector invocation boundary
- Evidence and monitoring boundary
Boundary Rules¶
- Cross-boundary actions require explicit identity and authority context.
- Policy decisions are mandatory before capability issuance.
- Connector calls require scoped capability and connector readiness.
- Missing mandatory trust data fails closed.
Boundary Drift Risks¶
- Unvalidated delegated authority
- Implicit connector fallback paths
- Stale approvals and stale capabilities
- Missing causation/correlation linkage in evidence
Controls¶
- Identity-first authorization (ADR-0002)
- Fail-closed execution (ADR-0004)
- Capability-scoped connectors (ADR-0005)
- Continuous verification (ADR-0006)
Related: