Linux Course Outline

Introduction to Linux

• History of Linux, Understanding Linux Kernel
• Linux vs Other OSes
• Linux family, Linux distributions and choosing distros

Installation ( Basics )

• Downloading and Installing Hypervisor ( VirtualBox )
• Setting up an Ubuntu VM.
• Installing Ubuntu VM with basic partition management.

Understanding Linux Desktop Environment

• Introduction to Linux Desktop Environment
• Guided tour to GNOME desktop environment
• Performing various operation with GNOME nautilus.
• Exploring GNOME setting. Tweaking various parameters.

Understanding Linux File System

• Guided tour to Linux Directory Structure
• Commonly used files and their usage.
• Let's explore them with nautilus

Introduction to Linux Command Line

• First things first, cd, ls, pwd, commands.
• Relative paths and absolute paths.
• more options of ls.
• Let's explore our Linux PC with above commands.

APT Package Manager ( Basics )

• Installing, Removing Packages
• Searching for Packages.
• Using dpkg package manager and installing Debian packages.
• Details process of apt and dpkg

More on Command Line ( Basics )

• File operations, cat, less, head, tail, touch, mkdir, cp, mv, rm.
• How file extensions works in Linux. (explore magic bytes with hexdump)
• Find ( search ) file with find and locate commands.
• There're still more options to use with find. ( we'll talk about it later )
• basic operation with Command Line Text Editors (nano, vim)
• Hard Link and Soft Link
• Handling compression (zip, unzip, tar)
• Understanding standard input, output, error.
• Using pipe to redirect output.
• too many commands ( I can't write down ) - let's learn on the fly.
• Let's move to other module ( and continue later )

User Management

• manage user (useradd, usermod userdel, groupadd, groupdel)
• Understanding the magic word sudo.
• Configuring sudoer
• Enumerating users who, whoami, last, w, id.

Permission and Ownership

• Understanding file permission and ownership (chmod, chown, chgrp)
• Guide tour to ACL ( Access Control List )
• Special permissions (sticky bit)
• abusing sudo and sticy bits ( hacking tip )

Network Utils

• HTTP client, FTP client ( curl, wget, ftp)
• Managing remote machine (ssh, scp)
• Getting, Setting ip address (ifconfig)
• Understanding network tools basic (macchanger, dig, ping, ufw)

Other Utilities

• Get system / kernal information (uname, hostnamectl, uptime, dmidecode)
• Managing process and Jobs (systemctl, ps, kill, top, fg, bg)
• Run Levels and other utils (shutdown, reboot, init 0-6)
• Root password recovery

Disk Management

• Managing Disk via GUI, fdisk, cfdisk, dd.
• Mounting disk via terminal.
• Logical Volume Manager (pvcreate, vgcreate, lvcreate)
• What is swap and how to add them.
• OS installation with LVM and (LUKS)

Recap

• Let's play with redirection and find options.
• More on software installation ( various format, build tools )
• Development Setup
• Ask me anything.