Installing and using Antivirus software represents one of the most important steps in protecting your data and your computer. Symantec's Antivirus software is provided free by Columbia University for students, administrators, and faculty. The latest version of the software also includes spyware protection.
Symantec Antivirus can be downloaded from CUIT, here.
Simply download and install the version for your operating system. The software will periodically and automatically update itself whenever you are connected to the internet.