Sentinel experienced a minor incident on October 20, 2025 affecting Telephone System and E-mail and 1 more component, lasting 3h 33m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- monitoring Oct 20, 2025, 10:12 AM UTC
Good Morning, A Global outage which has caused issues with Amazon Web Services (AWS) and its customers, our suppliers, is believed to be resolved, services such as web hosting, DNS, Anti-Virus, connectivity... The outage has caused problems with logging into Windows Devices as well as delays in Windows update services. We believe that the issue has now been resolved, if your still experiencing a problem please restart your machine and then login again, failing that please contact us. Kind regards, Sentinel Support
- monitoring Oct 20, 2025, 10:21 AM UTC
We are continuing to monitor for any further issues.
- resolved Oct 20, 2025, 01:46 PM UTC
We understand that the AWS outage has now been resolved. We can see all service are up and running, we are however aware of some services running slowly as they clear the backlog. For further information please follow the BBC news feed https://www.bbc.co.uk/news/live/c5y8k7k6v1rt