KnockIt! is a port Knocking tool for MAC OSX
a secure, open source OS for use inside USEagency facilities
This tool locks down Linux and UNIX systems.
ddos_deflate, el Guapo Edition is network trench defense!
Nginx and Lua Based Easy to setup Web Application Firewall
IoT Device, Gateway, Server platform
Sonicwall Configuration File Reader
Personal firewall for linux desktop and android phone
Firewall/Proxy FreeBSD
A simple captive portal
Block incoming traffic from Tor network with IPTABLES