YA34779 | Service Degradation | Affected users [are/may be] unable to sign in to Yammer. | 12/3/2015 12:08 PM UTC

Current Status: Engineers have identified that a portion of the infrastructure that facilitates Office 365 authentication may have become degraded. Engineers are working to identify the underlying root cause and to remediate impact.

User Impact: Affected users may be unable to sign in to Yammer.

Customer Impact: Analysis of incident scope indicates that a limited number of customers appear to be impacted by this event. However, those customers affected likely have a large number of users experiencing impact. Multiple customers have reported this issue.

Incident Start Time: Thursday, December 3, 2015, at 9:05 AM UTC

Next Update by: Thursday, December 3, 2015, at 3:00 PM UTC

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