this post was submitted on 20 Apr 2024
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Selfhosted

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[–] catloaf@lemm.ee 34 points 7 months ago* (last edited 7 months ago) (1 children)

Don't expose anything to the Internet that you don't absolutely have to. If you can, put everything behind a VPN gateway.

Make backups. Follow the 3-2-1 rule.

[–] SomeBoyo@feddit.de 5 points 7 months ago (1 children)

Will a wireguard docker image work for getting ssh access to my server?

[–] taaz@biglemmowski.win 10 points 7 months ago* (last edited 7 months ago) (2 children)

I wouldn't recommend putting ssh behind any vpn connection unles you have a secondary access to the machine (for example virtual tty/terminal from your provider or local network ssh). At best, ssh should be the only publicly accessible service (unless hosting other services that need to be public accessible).

I usually move the ssh port to some higher number just to get rid of the basic scanners/skiddies.

Also disable password login (only keys) and no root login.

And for extra hardening, explicitly allow ssh for only users that need it (in sshd config).

[–] Poutinetown@lemmy.ca 8 points 7 months ago (1 children)

Ssh behind a wire guard VPN server is technically more secure if you don't have a key-only login, but a pain if the container goes down or if you need to access the server without access to wireguards VPN client on your device.

[–] Lem453@lemmy.ca 10 points 7 months ago* (last edited 7 months ago) (1 children)

Highly recommend getting a router that can accept wireguard connections. If the router goes down you're not accessing anything anyways.

Then always put ssh behind the wireguard connections.

For a homelab, there is rarely a need to expose ssh directly so best practice will always be to have multi layered security when possible.

[–] Poutinetown@lemmy.ca 4 points 7 months ago

Yeah it's good to have a system separate from the main server. It's always so frustrating having to debug wireguard issues cause there's some problem with docker

[–] Archer@lemmy.world 1 points 7 months ago

Do the secure thing and only access your Linux shell over Discord!

/s