「The mechanism of security soft」
・The measure to computer virus
The best way to computer virus is to download. “Virus measure soft” that it is probably in your home computers or use “Virus measure service ” provided by provider.
・The mechanism of “virus measure software ”
Virus measure that we use uses “pattern file”. This file is booked virus’ character function and the way to manage etc. Then virus measure software can judge virus and destroy.
Firewall can’t destroy virus, but it can block suspicious files and dates. And it watch files that went out by contravies. So it prevents virus infection and dispersion before.