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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16 guides for “http” in Security · Clear searchHow to set up fail2ban to stop brute-force attacks
fail2ban watches your logs and bans IPs that keep failing logins. Learn to install it, protect SSH, tune ban times, and add jails for web services.
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.
UFW firewall basics: lock down your VPS
UFW makes Linux firewalling simple. Learn to allow SSH and web traffic, block everything else, and manage rules safely without locking yourself out.
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