The West Cambridge Data Centre is operating normally. We are now working to bring business systems such as CamSIS, CHRIS and CUFS back online in a controlled manner. We will have a further update by 08:15.

We are continuing to bring systems back online in a controlled manner and testing them. The next update will be before 09:00.

Most services are returning to normal operation, including CHRIS and CUFS. We are still testing CamSIS and dependent services, such as the Graduate Application Portal. Next update before 09:45.

CamSIS is will be made available shortly, although users may initially experience slower than usual response times. We’re still testing the Graduate Application Portal. Further updates will follow today as needed, but we believe we are returning to normal service.

We are investigating reports from users who are having difficulty accessing Microsoft 365 services, including Exchange Online. We will provide an update as soon as possible.

We believe we have implemented a fix for the problem that has prevented a significant number of users from accessing their Microsoft accounts (including Outlook and Teams). We are still investigating the underlying cause. We will provide another update after 10:30.

We’ve implemented a fix for the problem that prevented a significant number of staff from accessing their Microsoft accounts, but it will take a while to filter through to everyone. We’ll provide a further update later today when we believe everyone’s access has been restored.

We believe all staff who were affected by this morning's issue should now have access to Microsoft services. If you are still experiencing difficulties, please contact our Service Desk: help.uis.cam.ac.uk/contact-us

We are aware of reports of Microsoft 365 (Exchange Online) rejecting external emails to University accounts. Other Microsoft tenants are reporting a similar issue. We will provide an update when we hear news from Microsoft.

Microsoft has resolved the issue that was causing its Exchange Online email service to reject some external emails yesterday evening. If you're still experiencing difficulties, please contact the UIS Service Desk: help.uis.cam.ac.uk/contact-us

We are investigating reports of multiple service outages.

We have experienced a power outage in one of our data centres, which has disrupted multiple University systems. An engineer is en route. We will provide an update by 18:30.

An engineer is on site and investigating the power outage in one of our data centres, which has disrupted multiple University systems. We will provide an update by 19:30.

An engineer is continuing to investigate the power issues at one of our data centres. University services are vulnerable to further outages during this work. We will provide our next update by 20:30.

The engineer and our service teams are working to restore services following a power outage in one of our data centres. We will have a further update by 08:30 tomorrow morning.

We are working to restore services following the power outage in one of our data centres yesterday afternoon. We will have a further update by 09:00.

We have restored several of our business systems, including CHRIS and CUFS, to service. We will have a further update by 09:30.

We are continuing to restore services disrupted by yesterday's power outage. We will have a further update by 10:00.

We have restored most services and are monitoring the situation closely. We will have a further update by 12:00

We believe services are now restored, but will continue to monitor the situation closely. If you are still experiencing difficulties, please contact our Service Desk: help.uis.cam.ac.uk/contact-us. Thank you for your patience.