OpnSense is an opensource, Enterprise grade firewall with multiple advanced features. In this video we deploy a virtual OpnSense firewall and prepare for advanced configuration. Subsequent episodes will cover vLANs, VPNs, High Availability and much more... Recommended Hardware: 's-Guide/ Discord: Twitter: Reddit: GitHub: 00:00 - Introduction to OpnSense 01:00 - Why You Need A Firewall 02:26 - Building A Firewall - Physical & Virtual 06:10 - Downloading OpnSense 08:30 - Creating a Virtual Machine in Proxmox 18:18 - Installing OpnSense 22:55 - OpnSense GUI - Installation Wizard 27:48 - Testing Functionality 28:50 - Outro