It is up to you. Using Docker makes it easier for administration and evolution, but bare metal is sufficient if you are comfortable with it (which every self-hoster should be).
It is up to you. Using Docker makes it easier for administration and evolution, but bare metal is sufficient if you are comfortable with it (which every self-hoster should be).
I use port forwarding with Nginx and Crowdsec for the services I want widely exposed, and Wireguard for those I want accessed only by myself.
There must be a way to open ports on your modem (that is NAT forwarding). If no port is open, there is no way to gain access to your server. If a port is open, then there might be a way for an intruder to get into your network. The reality is a bit more complex (man in the middle, …) but it would make sense only if your data is of value or if someone means you harm.
Hello, I host my own mail server with Roundcube as a webmail, integrated with Radicale for the contacts and calendar. Hope it helps !