Root Cause The issue was triggered by the expiration of the application secret used in the London region, which disrupted authentication services for some organizations.
Resolution We generated a new application secret and applied the update in the London region. Authentication services have been refreshed for all affected organizations, and normal functionality has been fully restored.
We sincerely apologize for the disruption and are implementing preventive measures to avoid similar occurrences in the future.
Identified · UTC
We have identified the issue and are currently working towards a resolution.
Investigating · UTC
We have identified an issue affecting authentication for organizations, where tenant credentials are failing to authenticate and re-authentication attempts are also unsuccessful.
Our engineering team is actively investigating this issue with high priority to determine the root cause and implement a resolution.
We will provide updates as more information becomes available.