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How do you secure your home lab? (alien.top)

submitted 1 year ago by Ok_Plate_6961@alien.top to c/homelab@selfhosted.forum

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Started off by

Enabling unattended updates
Enable only ssh login with key
Create user with sudo privileges
Disable root login
Enable ufw with necessary ports
Disable ping
Change ssh default port 21 to something else.

Got the ideas from networkchuck

Did this on the proxmox host as well as all VMs.

Any suggestions?

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[–] tabortsenare@alien.top 1 points 1 year ago

Internet > Firewall, IP Whitelist, IPS/IDS yada yada> DMZ / VLAN > > Proxmox /w FW:$true (rule only for game ports) > GameServer > Deny all traffic from GameServer to go anywhere but internet

Proxmox server has firewall, all the hosts on proxmox have firewall enabled (in proxmox). Only allow my main device to access. No VLAN crosstalk permitted.

I don't bother with anything else internally, if they're inside they deserve to SSH with my default root / password credentials