https://github.com/Whonix/whonix-host-firewall
- only Whonix VMs / Tor / upgrade / sdwdate traffic should be allowed by the host
- merge into https://github.com/Whonix/whonix-firewall
- https://forums.whonix.org/t/should-whonix-host-be-fully-torified-by-default/7404/15
- https://forums.whonix.org/t/should-whonix-host-have-any-features-besides-hosting-whonix-vms-in-a-secure-way/9150
- https://forums.whonix.org/t/whonix-host-firewall/9151