Sysadmin

SSH (Secure Shell) is a vital tool for managing remote servers, but its default configuration can expose your system to security risks. By changing the default SSH port and switching to key-based

As a sysadmin, repetitive tasks can consume a significant amount of your time. Fortunately, Bash scripting allows you to automate these tasks, saving time and reducing the risk of human error. In

System administration is a critical skill for managing servers, troubleshooting issues, and ensuring the smooth operation of IT infrastructure. Whether you’re a beginner or looking to refresh your