{"id":"rbac-additive-model","text":"Azure RBAC uses an additive model — effective permissions are the union of all role assignments; no role assignment subtracts from another.","truth_value":"IN","source":"entries/2026/03/10/rbac-overview.md","source_url":"","source_hash":"d859b0b444a547a4","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"rbac-additive-model","truth_value":"IN","reason":"premise"}]}}