Computer systems across the world are constantly threatened by viruses and worms. These malwares are created by disgruntled or malicious programmers, who let loose their treacherous creations on unwary hosts. Oftentimes, the damage that is caused is immense. Due to the severity of the attacks a small cottage industry has grown up to protect systems from viruses and worms. With a virus that spreads automatically, a huge number of computers can be infected through the Internet and can be very hard to control. Because of this, the virus is the greatest danger to the security of personal computers today.

Companies in the antivirus industry discover large numbers of viruses’ everyday. Scores of viruses are latent or dormant and continue to be present long before they are ever noticed. There are viruses that delete files, displays pop-ups, exchange the buttons of your mouse, uninstall Internet Explorer, they can even slow down your computer’s fan. A computers efficiency is reduced tremendously due to viruses and if that wasn’t enough they also corrupt files as well as stored data. For that reason, it is imperative to locate and eliminate viruses before the damage occurs.