The Nxeon Blog

Guides for people who run their own servers.

Straight-talking tutorials and comparisons on VPS hosting, game servers, Linux and security. No fluff, just what actually works. 346 guides from the team that runs the servers.

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134 guides for “setup” · Clear search
Tutorials · 5 min read ·

How to Tune Linux Performance for a Busy Server

When traffic climbs, defaults hold you back. Tune file limits, network buffers, sysctl parameters and services to squeeze more out of your VPS.

Tutorials · 6 min read ·

How to Create a Non-Root Sudo User on a VPS

Working as root all the time is dangerous. Create a dedicated sudo user, give it your SSH key, and adopt least-privilege as your default way of working.

Tutorials · 5 min read ·

How to Monitor a Linux VPS (htop, netdata and more)

You can't fix what you can't see. Learn the essential Linux monitoring tools — from quick htop checks to a full netdata dashboard with alerts.

Security · 5 min read ·

How to Set Up Automatic Security Updates on Ubuntu

Unpatched software is the top cause of server compromise. Configure unattended-upgrades so security patches install themselves — safely and unattended.

Security · 6 min read ·

DDoS Protection Basics for a VPS

What a DDoS attack actually is, what you can mitigate at the server level, and where you genuinely need upstream protection. A realistic primer.

Security · 5 min read ·

How to Add Two-Factor Authentication to SSH

Add a time-based one-time code on top of your SSH key for defence in depth. Set up Google Authenticator PAM without locking yourself out.

Security · 5 min read ·

How to Disable Root Login on a VPS

The root account is every attacker's first guess. Learn to create a sudo user and disable direct root login over SSH — safely, without locking yourself out.

Security · 5 min read ·

How to Set Up a UFW Firewall on Ubuntu

UFW makes Linux firewalling approachable. Learn to allow only the ports you need, set default-deny, rate-limit SSH, and verify your rules.

Security · 5 min read ·

How to Install and Configure fail2ban

fail2ban watches your logs and automatically bans IPs that fail to log in too many times. Here's how to install it and write custom jails.

Security · 5 min read ·

How to Set Up SSH Key Authentication and Disable Passwords

Stop relying on passwords. Generate an SSH key pair, install your public key on the VPS, and turn password logins off for good.

Security · 6 min read ·

How to Harden SSH on a Linux VPS

A practical, copy-paste guide to locking down the SSH daemon on your VPS — the single most important service to secure on a public server.

Game servers · 3 min read ·

How to Set Up a Vintage Story Server

Host a Vintage Story server the developer's way (no SteamCMD): download the server package, install .NET, open port 42420, configure the world, and run it as a service.

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