{"id":"acr-expose-token-username-all-zeros","text":"When using `az acr login --expose-token`, the username for `docker login` is the all-zeros GUID `00000000-0000-0000-0000-000000000000`.","truth_value":"IN","source":"entries/2026/03/11/acr-authentication.md","source_url":"","source_hash":"40b120fe7745132a","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"acr-expose-token-username-all-zeros","truth_value":"IN","reason":"premise"}]}}