Simple tool to configure Windows Filtering Platform (WFP)
HTTP proxy to block ads and customize webpages
Next Generation Open Source Firewall
Intelligently block brute-force attacks by aggregating system logs
Anti Spam SMTP Gateway
Free UTM appliance: firewall, VPN, WAF and antivirus in one ISO.
Firewall log analyzer
Robust and flexible VPN network tunnelling
A simple, portable port scanner
One of the most advanced DNS Proxy and DNS Firewall in one product.
Blocking and monitoring of network traffic based on geography.
PeerGuardian - a privacy oriented firewall application
download and convert ip block list
Linux firewall distribution geared towards home and SOHO users.
A MAC address based user authentication system for campus-wide network