VBS Defender won't ever need an update and protects you from other VBS worms. It's a PC World exclusive and written by user group buddy David Jung. Download your free copy . While you're at it, PCW's Kim Zetter put together a terrific account of how a virus attacks and what you can do for protection. Before They Infect Your System .
Some viruses go into hibernation and come back with the spring thaw.
Read Lincoln Spector's special about Melissa. Don't kid me, I know you do. The Antivirus Practice Lab gives you the opportunity to futz with simulated viruses, see how they work, and learn more about avoiding them. If you're using Internet Explorer 5.0 through 5.5, you ought to grab this patch that closes the door on three security holes. If you're using a Palm device, there's a chance you might pick up an infection.