This is my 2-server infrastructure (network and firewall) as it's in production. I'd start playing with it in two local VMs. https://blog.uidrafter.com/enginee

This is my 2-server infrastructure (network and firewall) as it's in production. I'd start playing with it in two local VMs. https://blog.uidrafter.com/engineering/freebsd-jails-network-setup https://blog.uidrafter.com/engineering/freebsd-jails-network... As for books, Ivan Ristić's ModSecurity, although old, is full of tips for setting up reverse proxies.