Final Update: Tuesday, 22 May 2018 04:04 UTC
We've confirmed that all login systems are back to normal with no customer impact. Our logs show the incident started on 05/22/2018, 02:35 UTC and that during the 1 hour that it took to resolve the issue about 10% of customers experienced Trouble logging in.
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Root Cause: The failure was due to Microsoft Account login failures.
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Incident Timeline: 1 Hours & X minutes - 05/22, 02:26 UTC through 5/22, 03:35 UTC
We understand that customers rely on Application Insights as a critical service and apologize for any impact this incident caused.
-Jeff Miller
Update: Tuesday, 22 May 2018 03:39 UTC
Root cause has been isolated to a Microsoft Account authentication issue which was impacting logins to the service. We are investigating and currently mitigating the issue.
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Next Update: Before 05/22 05:00 UTC
-Jeff Miller
