Firewalls

Content Leader: Jess Garcia, Carlos Fragoso - Last Updated: May 26, 2007

Index

• Content Filtering

Firewall Types

• Stateless
• Stateful
• Stateful Inspection
• Proxy

Firewall products

Open Source

• netfilter/iptables - Linux
• pf - OpenBSD / FreeBSD
• ipfilter (ipf) - FreeBSD / NetBSD / xMach / Solaris 10 / Open Solaris / HPUX / AIX 5.3 ML05
• m0n0wall - Free embedded firewall software package based on FreeBSD.
• SmoothWall
• ShoreWall

Commercial

These are the most popular firewall products:

• CheckPoint Firewall-1
• Cisco - IOS Firewall Feature Set - PIX - ASA
• Fortinet
• Juniper Netscreen
• SonicWall
• StoneGate
• WatchGuard

You can find other references at the DFN CERT Commercial Firewall Products page.

Logging & Monitoring

References

• Firewall Logging & Monitoring