Make sure your system is up to date and has the latest protections in place.

1. AVG anti-virus: 08/09/09
2. Avast: 08/07/09
3. Norton anti-virus: 08/05/09
4. McAfee anti-virus: 08/05/09
5. Lavasoft Ad-Aware: 08/07/09
6. Spybot Search and Destroy: 08/05/09
7. Microsoft Windows Defender: 08/05/09
8. Nod32: 08/07/09

Updates as of August 09, 2009 6:00am CDT.