The University of Kansas maintains a site license contract for Sophos Antivirus products.

• Sophos Anti-virus products are licensed by KU Information Services for the exclusive use of University of Kansas students, staff, and faculty on their university-owned and personal computers.
• University-owned computers: Check with your network administrator prior to installing Sophos Anti-virus on a university-owned computer.
• New viruses and worms are created every day. We have configured KU's Sophos Anti-virus to check for updates every hour, automatically, providing you up-to-the-minute protection against new Internet beasts.

Sophos is available for download by KU Students, Staff, and Faculty here