New viruses appear often. To ensure ongoing protection, set your anti-virus program to perform frequent automatic updates.

McAfee VirusScan (Windows) Definition Updates

Recommended: Use the built-in McAfee AutoUpdate/Upgrade feature (BU Login required)
Alternative: manually download the definition updates
This link is for the enterprise version of McAfee, which is the version distributed by BU. If you want updates for the home version, you must instead go to McAfee’s home user website

McAfee VirusScan for Mac Definition Updates

Start VirusScan. You may be prompted to update automatically. If not, you may update by clicking on the eUpdate icon. If you have any update problems, please see our McAfee help page.

Norton AntiVirus Definition Updates

Recommended: use the built-in LiveUpdate feature. Start->Programs->Norton AntiVirus->LiveUpdate
Alternative: manually download the definition updates.