Anti-virus Software for Students

The University of Toronto strongly recommends you have antivirus software on your computer. Antivirus software is available both commercially and free of charge.

Before downloading any free antivirus software, be sure the software package and the source from which you download it are reputable.


Microsoft Security Essentials is a free download from Microsoft that has been evaluated by the Information Commons Help Desk and is our current recommendation.

Note: Before downloading Microsoft Security Essentials, be sure that Javascript is enabled or temporarily allowed for this web page.


Avira is a free download and is our current recommendation of OS X anti-virus software.

Practice Safe Computing

New viruses are appearing constantly. Keep on top of your computer's security: