"Download the latest Certified Virus Definition for Norton AntiVirus. Ensure your Norton AntiVirus product contains the most up-to-date detection and prevention.

Supports the following versions of Symantec antivirus software:

Supports the following versions of Symantec antivirus software:
Norton Antivirus 2009 for Windows XP Home/XP Pro/Vista
Norton Internet Security 2009 for Windows XP/Home/XP Pro/Vista
Norton Antivirus 2008 for Windows XP Home/XP Pro/Vista
Norton Internet Security 2008 for Windows XP/Home/XP Pro/Vista
Norton 360 version 3.0 for Windows XP/Vista
Norton 360 version 2.0 for Windows XP/Vista
Symantec Endpoint Protection 11.0
[License: Freeware| Requires: Win All | Size: 50.6 MB] "