Sanity change history: Issue with login via SSO/SAML

Sanity reported a major Authentication outage affecting SAML SSO account logins; email/password login was unaffected. It started at 2026-03-12 12:11 UTC and was resolved at 2026-03-12 13:49 UTC, lasting 1 h 38 min. A fix was implemented at 13:22 UTC; no cause was stated.