Yes. All users of the MSU network must have operational anti-virus software on their systems and maintain updated virus definitions. See complete policy at: http://www.msstate.edu/dept/audit/0112.html
All faculty, staff and students can request Cisco Secure Endpoints software from the Service Desk webpage (https://servicedesk.its.msstate.edu/TDClient/45/Portal/Requests/ServiceDet?ID=1561) on their work computer at NO COST.