Anti-Virus software consists of programs on your computer that make an attempt to identify and keep computer viruses off your computer. The anti-virus software will most likely use a couple of different techniques to make sure the viruses stay off your computer. The software will start to scan all your files you have saved so that it can search for known viruses that will match definitions in a dictionary made only to detect a virus. Having anti-virus software will protect your computer from any virus an unknown person could give you.
The software will identify suspicious behavior from any computer program that might show signs of infection. These analysis may also include data captures, port monitoring and other methods that you may or may not be familiar with. Almost all commercial anti-virus software use both of the following approaches, with an emphasis on the virus dictionary approach.
The approaches are first ...