{"id":"nacl-stateless-subnet-level-filtering","text":"Network ACLs are stateless — return traffic must be explicitly allowed by rules, unlike stateful security groups.","truth_value":"IN","source":"entries/2026/03/08/vpc-nacls.md","source_url":"","source_hash":"6a6db42f7d86dc86","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"nacl-stateless-subnet-level-filtering","truth_value":"IN","reason":"premise"}]}}