It does this in the background, so it doesn't interfere with your work.
If Sophos Anti-Virus is unable to complete a update using either Update Now or its regular hourly update, an X will appear inside the Sophos menu bar icon.
Sophos Anti-Virus protects against viruses, worms, and other malicious attacks.
This document provides instructions for installing Sophos Anti-Virus on university-owned, non-Mi Workspace computers. See the Safe Computing Anti-Virus page for details.
Sophos Anti-Virus is available to all University of Michigan faculty and staff for use on university-owned, non-Mi Workspace computers only.
(Mi Workspace machines include anti-virus protection with automatic updates.) Students, faculty and staff seeking anti-virus software for their personally-owned Apple Macintosh computers can download Sophos Anti-Virus Home Edition.
To install Sophos Anti-Virus on your personal computer, visit Anti-Virus Protection at U-M on the Safe Computing website. Sophos Anti-Virus keeps itself current by checking hourly for new updates whenever your computer is connected to the Internet. This happens in the background and does not interfere with your use of your computer.
Immediately after installation, run Sophos's Update Now to get the most recent version of the Sophos program and its virus definitions.
The first time you run it, Update Now may take several minutes, depending on your Internet connection. Whenever your Mac is connected to the Internet, Sophos checks for updates every hour and automatically installs an update when it finds one.
The Antivirus SDK includes a public API that you can use to write plugins for third-party antivirus solutions.
Read Using external antivirus with Kerio products and this Kerio Blog post for detailed information.