As every new breed of virus is conceived, created and released into the wild, another small change is made to the anti-virus software to combat the new threat.

For the average home-user, anti-virus software is a must.

There is one major problem with anti-virus software: It needs updating. Users cannot be relied upon to have even the anti-virus software in the first place, let alone be able or willing to pay for the updates.

Anti-virus software does nothing to stop a worm,

The Norton Anti-Virus gateway was affected,

The sole goal is to get on a person's machine in very silent fashion, disable anti-virus software and then download its bigger brother.