It's extremely important that you update your computer and make sure you're running the latest software to prevent these worms infecting your PC.

 

Here's an extract:

"The worm that has infected several million Windows PCs is causing havoc because nearly a third of all systems remain unpatched 80 days after Microsoft Corp. rolled out an emergency fix, a security expert said today.

 

Is your computer secure?
What would you do if your computer was affected by the worm? What would you do if your computer suddenly died and you lost all your data?

Original article here: Computer World - 1 in 3 Windows PCs vulnerable to worm exploit