We've identified an issue with a recent change to an authentication system. We’re rolling back the update to mitigate impact, which we expect will take approximately 15 minutes. Additional information can be found at https://t.co/AEUj8uAGXl or under MO244568 if available.

We've identified an issue with a recent change to an authentication system. We’re rolling back the update to mitigate impact, which we expect will take approximately 15 minutes. Additional information can be found at status.office.com or under MO244568 if available.