1Password change history: Login and Sync Issues

1Password reported a critical USA/Global incident causing login and sync failures or delays, including via CLI. It started 2026-04-27 14:54 UTC and resolved 2026-04-28 18:00 UTC, a recorded duration of 27 h 6 min. The postmortem reports approximately 86 minutes of impact across all web APIs and cites a deployed defect.