dbt Labs change history: Certificate errors affecting the dbt platform

A critical dbt platform incident caused certificate or "insecure connection" warnings on US, AU, and EU/EMEA multi-tenant AWS instances after a certificate configuration change. The incident started at 2026-07-27 16:54 UTC and was resolved at 2026-07-27 18:50 UTC, lasting 1 h 56 min; dbt deployed a fix and reported normal access restored.