Set up Fail2Ban on an Ubuntu VPS the right way: a jail.local that survives updates, jails for SSH, Nginx and WordPress logins, a repeat-offender jail, how to test filters, unban yourself, and fix the errors that stop it starting.
A server security audit isn’t a one-time task — it’s something you should run at least quarterly. This checklist covers every layer of a typical hosting environment, from SSH configuration to file permissions and log review.
UFW (Uncomplicated Firewall) is the fastest way to lock down an Ubuntu server without wrestling with raw iptables rules. This guide walks you through setup, common port rules, and the mistakes that can lock you out of your own server.
Not sure whether to use iptables or UFW on your Linux server? This guide breaks down how each firewall works, where they overlap, and which one makes sense for your setup — with real commands you can run right now.
A freshly provisioned Linux server is open to attack within minutes of going online. This guide covers the practical hardening steps every server owner should run before deploying anything — no security background required.