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Do I really need a firewall for my server?
(sopuli.xyz)
A place to share alternatives to popular online services that can be self-hosted without giving up privacy or locking you into a service you don't control.
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If it is just you on your server and the only access from outside your network is SSHing in front the VPN? You're good. Especially if it's just you on your network/VPN.
If there are services that others utilize, you need a firewall. Can't trust other people's devices to not drag in malware.