Opened port 22 (ssh) & port 25 (smtp) on router for my Ubuntu box. Setup up ssh to only allow a certain user. Disabled root login. Installed fail2ban. Setup smtp server linked to my Gmail account so ...
I've been playing around with networking in recent months, including setting up my own OPNsense box and deploying Proxmox on a few machines. I've been loving it, and from a security enthusiast's point ...
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