How to Secure an Ubuntu Linux Server for Production

How to Secure an Ubuntu Linux Server for Production Securing a production Linux server is one of the most important responsibilities of a system administrator. A poorly configured server can become an easy target for brute-force attacks, malware, unauthorized access, and service disruption. In this guide, I’ll share essential steps to harden and secure an Ubuntu server for production environments. 1. Update Your Server Regularly Always keep your system packages updated to patch security vulnerab