🐧 Linux 100 Fundamentals – TCM Security

This repository contains notes, labs, cheatsheets, case studies, and certificate of completion for the Linux 100 Fundamentals – TCM program.
The course provides a solid foundation in Linux filesystem, permissions, processes, networking, scripting, and package management.

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📚 Notes

• 📄 01-introduction.md – Introduction to the course
• 📄 02-filesystem-basics.md – Linux filesystem basics
• 📄 03-file-operations.md – File operations
• 📄 04-users-permissions.md – Users & permissions
• 📄 05-processes.md – Process management
• 📄 06-packages.md – Package management
• 📄 07-networking.md – Networking fundamentals
• 📄 08-scripting.md – Scripting basics
• 📄 09-services-logs.md – Services & logs
• 📄 10-final-lab.md – Final course lab

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🧪 Labs

• 📑 01-filesystem-and-permissions.md – Filesystem & permissions lab
• 📑 02-package-and-process.md – Packages & processes lab
• 📑 03-users-and-networking.md – Users & networking lab

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📝 Cheatsheets

• 📌 filesystem.md – Filesystem commands
• 📌 networking.md – Networking essentials
• 📌 processes.md – Process management quick ref
• 📌 users-and-permissions.md – Users & permissions cheatsheet

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🔬 Research & Extras

• 📑 case-studies.md – Case studies & scenarios
• 📑 resources.md – Additional resources
• 📆 timeline.md – Timeline of Linux development & usage

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📖 Docs

• 📘 CODE_OF_CONDUCT.md – Contribution guidelines
• 📘 LICENSE – Project license

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📸 Screenshots

Step	Screenshot
🏫 Lesson Intro
🐧 Linux Basics
🔧 Lab Setup
📚 Lesson Conclusion

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📜 Certificate

🎓 Practical Ethical Hacking – TCM

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📝 Personal Review

This course gave me a practical foundation in Linux.
The labs on filesystem, processes, and networking helped me solidify command-line skills.
I particularly appreciated the services and scripting modules, which are essential for system administration and security research.

Overall, this program is a strong starting point for anyone aiming to master Linux fundamentals.

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✍️ Author

Thành Danh – Red Team Learner & Security Researcher

• GitHub: @ngvuthdanhh
• Email: ngvu.thdanh@gmail.com

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📄 License

This project is licensed under the terms of the MIT License.
See LICENSE for full details.

© 2025 ngvuthdanhh. All rights reserved.