News 08/25/2015: Sophos Anti-Virus is ending support for Mac OS X 10.6 (Snow Leopard) and 10.7 (Lion) on October 31, 2015. Computers running those operating systems will stop receiving Sophos updates after that date. Learn more.
In addition, Apple has stopped releasing security updates for both OS X 10.6 and 10.7, so continuing to run computers with those operating systems on the network is not recommended. IS&T strongly encourages you to upgrade those machines to the latest Mac OS if possible to ensure that they are protected.