Welcome to My Course Notes

Welcome to my course notes! Here you'll find all the lessons from my Linux commands course.

Course Lessons

Lesson 1 - Basic Commands (25-10-25)

First lesson covering fundamental Linux commands: cat, file, du, find, and grep.

Lesson 2 - Basic Commands Part 2 (30-10-25)

Comprehensive cheatsheet covering: man, cat, file, du, find, grep, sort, uniq, strings, base64, tr, tar, gzip, bzip2, and xxd.

Lesson 3 - System Reconnaissance (08-11-25)

System and network enumeration for pentesting: ip, ss, netstat, curl, wget, ps, top, kill, whoami, sudo, chmod, uname, and privilege escalation basics.

Lesson 4 - HTTP Basics and Web Tools (29-11-25)

Web communication fundamentals: HTTP request/response cycle, essential status codes for pentesters, common web ports, vulnerability types, and beginner learning path for web security.

Boot2Root Walkthroughs

Simple CTF - TryHackMe Walkthrough

Beginner-friendly boot2root machine covering enumeration, FTP exploitation, CMS Made Simple SQLi, password cracking, and privilege escalation via vim.

Basic Pentesting - TryHackMe Walkthrough

Beginner-friendly boot2root machine focused on enumeration, web directory discovery, SMB user enumeration, SSH brute forcing, and privilege escalation via a cracked SSH key.

Pickle Rick - TryHackMe Walkthrough

Rick and Morty themed CTF with web enumeration, command injection via web shell, and privilege escalation through sudo misconfiguration.

OhSINT - TryHackMe Walkthrough

OSINT challenge using exiftool, social media investigation, and Wigle.net to uncover information from a single image.

Agent Sudo - TryHackMe Walkthrough

Beginner-friendly boot2root machine featuring User-Agent header tampering, FTP brute forcing, steganography, password cracking, and privilege escalation via a sudo bypass.

Bounty Hacker - TryHackMe Walkthrough

Beginner-friendly boot2root machine focused on FTP enumeration, SSH brute forcing, and privilege escalation via a misconfigured sudo permission for tar.

RootMe - TryHackMe Walkthrough

Beginner-friendly boot2root machine covering web enumeration, file upload bypass, reverse shell exploitation, and privilege escalation via a SUID Python binary.