I was told by someone that any invader can get through the firewall by pretending to be an already trusted program.
I currently use Norton Antivirus and allow it through the firewall.
invader pretends to be Norton Anti-virus and thus gets through the
Is this true?
If not, please explain how the firewall is able to tell that the invader is not Norton Antivirus?
Operating System:Windows XP Pro
Product Name:ZoneAlarm (Free)