{"id":"iam-aws-managed-policies-not-customer-editable","text":"AWS managed policies cannot be modified by customers — only AWS can update them, and updates automatically apply to all attached principals.","truth_value":"IN","source":"entries/2026/03/08/iam-policy-types.md","source_url":"","source_hash":"c2852b3fbf357f8e","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"iam-aws-managed-policies-not-customer-editable","truth_value":"IN","reason":"premise"}]}}