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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13 guides for “https” in Security · Clear search
How to Secure a Self-Hosted WordPress Site
WordPress powers a huge share of the web, which makes it a huge target. Harden your self-hosted install at the server, app, and login layers.
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.
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.
How to Self-Host Vaultwarden Behind an Nginx Reverse Proxy
Already run Nginx? Here's how to put Vaultwarden behind it properly — real config, Let's Encrypt TLS, WebSocket support and the security headers that matter.
How to Self-Host a Password Manager on a VPS
Which self-hosted password manager should you run, and how? Compare Vaultwarden, KeePass sync and Passbolt, then deploy your pick on a VPS with HTTPS.
How to Self-Host Vaultwarden (Bitwarden-Compatible) on a VPS
Run your own password vault with Vaultwarden, a lightweight server that works with every official Bitwarden app. Docker install with HTTPS in minutes.
How to Set Up an OpenVPN Server on a VPS
OpenVPN is the compatibility king of VPNs. This guide uses a proven installer to stand up a server on a VPS and export client profiles in minutes.
How to Secure a WordPress Site on a VPS
Running WordPress on your own VPS means owning its security — which is a good thing. This practical checklist locks down the server, PHP and WordPress itself.
How to Get a Free SSL Certificate with Certbot
Secure any site with a free, auto-renewing Let's Encrypt certificate using Certbot on Ubuntu 24.04 — for Nginx or Apache.
Free SSL certificates on your VPS with Let's Encrypt
HTTPS is free and automatic. Here's how to issue a Let's Encrypt certificate on your VPS, set up auto-renewal, and never see an expiry warning again.
How to check an SSL certificate's expiry and validity
An expired certificate breaks your site instantly. Learn how to check a certificate's expiry, chain and validity from the browser, the command line, and online.
nftables firewall basics for Linux servers
nftables is the modern replacement for iptables. Learn its table/chain model and write a clean, readable firewall ruleset for a VPS from scratch.
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