Firewall able to analyze visitor behavior & provide adapted response
Serve as a reverse proxy to protect your web services from attacks
Intelligently block brute-force attacks by aggregating system logs
Anti Spam SMTP Gateway
Firewall log analyzer
A simple, portable port scanner
Create and delete block rules for the Windows firewall
ipset set listing wrapper script
360-FAAR Analyze FW1 Cisco Netscreen Policy Offline Using Config/Logs
Programmable completion code (bash) for ipset (netfilter.org)
Firewall Management Script
High interaction honeypot solution for Linux based systems
A MAC address based user authentication system for campus-wide network
Easy to use firewall for linux beginners.
iptables web interface
Server and Client applications for testing network connectivity.
OpenBSD IPsec based VPN