Essential Linux Skills for Hackers

Sep 11, 2024

Linux for Hackers Series

Introduction

  • Understanding Linux is a foundational skill for hackers.
  • Linux knowledge is essential for hacking and IT roles.
  • Series sponsored by Hack The Box Academy, providing a free Linux lab.
  • Objective: Teach Linux basics necessary for hacking.

Getting Started: Hack The Box Academy

  • Accessing free Linux lab through Hack The Box Academy.
  • Cubes: Virtual currency to unlock courses (start with 30 cubes).
    • Completing courses returns cubes, making courses effectively free.
  • Begin with "Linux Fundamentals" module (costs 10 cubes).

Understanding Linux

  • Parrot OS: A Linux distribution for hacking.
    • Linux is a kernel; Parrot OS is built on it.
  • Other Linux distributions: Kali Linux, Ubuntu, CentOS, Debian.
  • Linux Kernel: Interfaces with hardware (CPU, RAM, hard drive).
  • Advantages of Linux:
    • Open source and free.
    • Faster and more secure.
    • Widely used for servers and websites.
  • Most hacking tools are Linux-based.

Using Linux

  • Linux can be used with a Graphical User Interface (GUI), but best used via the command line.
  • Linux Terminal: Primary interface for using Linux.

Key Linux Terminal Commands

  1. PWD (Print Working Directory)

    • Shows current directory location.
    • Command: pwd

  2. LS (List)

    • Lists contents of the current directory.
    • Command: ls

  3. CD (Change Directory)

    • Changes current directory.
    • Command: cd <directory_name>
    • Go back: cd ..

Practical Use

  • Demonstrated using terminal commands equivalent to GUI actions.
  • Experimented with directory navigation and content listing.
  • Explored root directory (/) and its contents.

Conclusion

  • Introduction to the Linux operating system and kernel.
  • Began transition from GUI to command line.
  • Preview of more advanced topics in subsequent sessions.

Sponsor

  • Series sponsored by Hack The Box Academy, providing in-depth Linux and IT security training.

Call to Action

  • Engage with the content: like, subscribe, and comment.
  • Prepare for further sessions in hacking and Linux use.