In essence, the differences between the two focus on three main areas: Focus - antivirus focuses on internal threats (virus, malware); firewall focuses on external threats through traffic management ...

Cisco firewalls had this pseudo-statefulness for a while, but I think it's been fixed now. <P>Ipf has nice stateful capabilities, and is a really nice firewall package in general.

Comodo Internet Security Suite Free includes Antivirus, packet filtering firewall, advanced host intrusion prevention, automatic sandboxing of unknown files.

Application layer filtering (ALF) firewalls do a more thorough job of filtering, examining not just packet headers but also the contents of the packets. However, that slows them down.

Packet-filtering firewalls will check each data packet to make sure it has permission to pass through your network. While this remains the most common type of firewall, it was developed in the ...

Learn how firewalls have progressed from simple packet filtering to more sophisticated application-level filtering. Webopedia.com defines a firewall as “a system designed to prevent unauthorized ...

Hardware firewalls are integrated into the router that sits between a computer and an Internet modem. They typically use packet filtering, which means they scan packet headers to determine their ...

I'm tired of messing with FreeBSD an Linux trying to get a packet filtering firewall going.<P>So until I figure out anything better, I'll give w2k a whirl. <P>Microsoft has proxy server 2.0, but I ...