Optimizely change history: SSL trust issue causing login failures across multiple DXP environments

Optimizely reported a major SSL trust outage affecting DXP environments in Australia East and East US, preventing affected customers from logging into the CMS management interface or creating/editing content. It lasted 7 h 18 min, from 2026-09-02 08:05 UTC to 2026-09-02 15:23 UTC; Optimizely implemented a fix and confirmed normal service.