Gallery of the Day8 Deadly Computer Viruses That Shook The WorldGallery of the Day - RSS 2.0
The Nimda virus (get it, Admin spelled backwards) attacked the internet in 2001. This worm mainly focused on servers, and not so much the home PC. It's primary job was to slow the internet to a crawl, which it did perfectly. After it initially hit the net it took a total of 22 minutes before it reached the top of the list of the reported attacks, according to TruSecure.