This project creates a hardened router setup for connecting IOT devices. By employing per-station passphrases and strict firewall rules, a hardened network is created. There project enables a high degree of confidence about where packets come from and where they can actually go.
You can find the documentation at https://www.supernetworks.org/pages/docs/intro/
Join the matrix chat https://matrix.to/#/#spr:matrix.org
Raspberry Pi 4 Setup https://www.supernetworks.org/pages/docs/pi4b