Event Description: Starting at approximately 21:25 UTC, a subset of customers may encounter errors performing authentication operations for a number of Microsoft services, including the Azure Portal. Microsoft is reporting an active outage for Azure AD. Authentication errors across multiple Microsoft/Azure services.
Impact:
1) Certain Customers might be unable to login to Azure portal.
Additional References:
1) https://status.azure.com/en-us/status
2) https://app.azure.com/h/SM79-F88/f7a317
Planned further action:
We are continuously monitoring the situation and will keep you updated as and when we hear more about it.
Microsoft Engineering teams have been engaged and are investigating.
RESOLVED:
As per updates from Microsoft,
Preliminary Root Cause: A recent configuration change impacted a backend storage layer, which caused latency to authentication requests.
Mitigation: The configuration was rolled back to mitigate the issue.
IN PROGRESS:
As per update from Microsoft, we have noted below:
MS Engineering teams have applied mitigation steps and are continuing to validate for full mitigation.
At this time, customers in the Azure Public clouds should see signs of recovery.
Identified: