Please share the following information with your technical teams.
UIT teams have identified a critical issue with a Microsoft windows update, released January 2022 which causes Windows servers acting as Active Directory domain controllers to restart unexpectedly.
An emergency maintenance will be completed between 5:00 p.m. and 6:00 p.m. today to apply an out-of-band fix by Microsoft.
This notification is a service advisory, we do not expect any service outages to Active Directory domain services and Active Directory LDAPS service during the emergency maintenance.
We thank you for your continued cooperation and understanding.
UIT Client Services at firstname.lastname@example.org or 416 736 5800