Norton Security Scan!

Download and install Norton Security Scan. It will automatically
scan your computer every week, replacing the need for you to
manually scan using Symantec Security Check. It’s quick, easy, and
best of all, it’s free!
What operating systems can Norton Security Scan run on?

Norton Security Scan supports the following Microsoft Windows Operating Systems:

Microsoft Windows XP (32-bit) Home Edition/Professional/Media Center Edition (Service Pack
3 or earlier)
Microsoft Windows Vista (32-bit) Home/Home Premium/Ultimate/Business/Starter Edition
(Service Pack 1 or earlier)
What does it do?

*Scans your PC for viruses and worms*
*Warns you of spyware and unwanted adware that’s on your PC*