This project is a set of study notes based on the book "Linux Basics for Hackers", aimed at beginners in cybersecurity. It consists of 18 modules covering terminal fundamentals, text processing, network management, permissions, processes, Bash scripting, logs, security and anonymity, wireless networking, kernel modules, and Python scripting. Each module includes conceptual explanations, command examples, cheat sheets, and exercises, with some illustrated, making it suitable for learning and practicing in a Kali Linux virtual machine.