USM Central™

USM Central Web UI

The AT&T Cybersecurity USM Central web user interface (UI) provides access to your connected deploymentEntire process involved in installation, configuration, startup, and testing of hardware and software in a specific environment. so you can manage its security. From the USM Central web UI, you can view all essential information, like alarmsAlarms provide notification of an event or sequence of events that require attention or investigation., vulnerabilitiesA known issue or weakness in a system, procedure, internal control, software package, or hardware that could be used to compromise security., and configuration issuesAn identified configuration of deployed software or features of software that is in use, which is known to be insecure., about each deployment. This interface enables you to connect existing deployments or create new ones. You can also create new users in the USM Central instance.

For the USM Central web UI to load successfully, it needs to access some external URLs in addition to the one reserved for the USM Central instance. If your company operates in a highly secure environment, you must change permissions on your firewall for USM Central to gain access. The following table summarizes the URLs that the USM Central web UI uses.

URLs Used by USM Central
URL Ports


<your USM Central subdomain> 443 USM Central ongoing communication 443 USM Central in-product announcements 8080 USM Central telemetry data collection 443 USM Central feature flags 8080 USM Central feature flags 443 USM Central website traffic analysis


The USM Central web UI runs in any standard web browsers. When you first log in, it displays the Alarms main page.

Main Page

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