Securing your Linux server is important to protect your data, intellectual property, and time, from the hands of hackers. The system administrator is responsible for the security Linux box. In this first part of a Linux server security series, I will provide 20 hardening tips for the default installation of Linux system. #1: Encrypt Data…
When you are using Linux command line frequently, using the history effectively can be a major productivity boost. 1. Display timestamp using HISTTIMEFORMAT Typically when you type history from command line, it displays the command# and the command. For auditing purpose, it may be beneficial to display the timepstamp along with the command as shown…
Need to monitor Linux server performance? Try these built-in commands and a few add-on tools. Most Linux distributions are equipped with tons of monitoring. You can use these tools to find the possible causes of a performance problem.