Business relationships
Map each organization and the resources it owns.
Architecture guidance for suppliers, partners, and customer organizations. Identify the caller and accountable owner, then validate authority at the destination.
Map each organization and the resources it owns.
Describe what another actor may do without expanding the original authority.
Check the exact operation at the service that performs it.
Agree on identity provider, token validation, revocation, and failure handling.
Use case / Partner integration owner
Illustrative integration review. These controls explain the design; they do not submit requests, grant authority, or execute an action.
Stage 1
Design a change that crosses two business systems.
Each consequential action moves through the same six control points. See where 2AYE evaluates authority, requests human review, and preserves the outcome.