Install Windows XP SP2:
Windows Update
Full Download 266 MB
Order CD
Make sure you install ALL the updates!!
Run an Anti-Adware and Anti-Spyware:
Ad-Aware SE
Microsoft Windows AntiSpyware (Beta) Home
Spybot Search and Destroy
Run an Anti-Virus:
AVG Anti-Virus
Turn off unused services (Only advanced users should attempt this):
Blackviper
Don’t download files from unknown sources. Don’t click links in unexpected emails.
Listen to Security Now with Steve Gibson and Leo Laporte for more security tips!