What is a firewall and why your home network needs one
Most people’s home network looks like this: an ISP-provided router sitting in the corner, doing everything — routing, DHCP, DNS, NAT, and whatever passes for a firewall in consumer networking gear. It works. Until it doesn’t. If you’re running a homelab, self-hosting services, or just care about what’s happening on your network, a proper firewall is one of the most valuable things you can add to your setup. And with tools like OPNsense, it’s more accessible than ever. ...