About the author

Ken Marr

Ken has been a Linux (and Unix) trainer in the UK for over 20 years and has both knowledge of, and a passion for, Linux and open source. He keeps abreast of developments in Linux using both Mint with Cinnamon and MX with Xfce as his prefered desktop environments. He still delivers courses, in fundamentals, shell scripting and administration, using Virtual Box VMs running CentOS, Ubuntu and Kali.