Linux Basics Get to know common distributions such as Ubuntu, Fedora, and RHEL so that you can configure your system the way you want it Walk through your first steps in Linux and get comfortable using desktop environments such as GNOME and KDE. Server and Desktop Linux Systems Whether you want to use Linux on your workstation or you're looking for a streamlined system for server use, this is your step-by-step guide! Learn about shells such as Bash or Zsh and access cloud systems with SSH and strong two-factor authentication. Security and Virtualization Implement Linux kernel security modules like SELinux and AppArmor, create backups, and configure firewalls. For virtualization, install VirtualBox or pair QEMU with KVM to run your virtual machine. Highlights include Installation, GNOME and KDE, Bash, Vim, and Emacs, Network configuration, Software and package management, Administration, Kernel modules, Apache, Postfix and Dovecot, Samba, Security.