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tofan0810/README.md

Hi there, I'm Nguyen Khanh Toan!

🎓 Student at University of Science – VNU-HCM (HCMUS)
🛡️ Information Technology Major | Aspiring SOC Analyst
🌏 Based in Ho Chi Minh City, Vietnam

💡 About Me

Hello! I'm Nguyen Khanh Toan, a third-year Information Technology student at HCMUS.

Currently, I am heavily focused on Information Security, specifically training to become a SOC Analyst and Detection Engineer. I enjoy building hands-on defensive homelabs, detection pipelines, and solving security challenges. Besides security, I have experience in cross-platform mobile development and system-level programming.

🛡️ Cybersecurity & Projects

🚀 Wazuh Next-Gen SOC & SOAR Lab

An enterprise-grade defensive security operations lab with automated closed-loop incident response.

  • SIEM & Telemetry: Wazuh 4.14.5 + OpenSearch + Sysmon v15.2 + Suricata NIDS.
  • Detection-as-Code: Sigma YAML SSOT with GitHub Actions CI (22 unit checks).
  • Closed-Loop SOAR: n8n + 2-Way Telegram ChatOps + Safe Host Isolation with 5-second rollback.
  • Deception Grid: Canary Honey-File (0% FP) & automated live DFIR evidence collection.

🚩 picoCTF Writeups & Security Walkthroughs

Documented solutions and methodologies across various CTF categories to sharpen analytical thinking.

  • Categories: Forensics, Web Exploitation, Reverse Engineering, Cryptography.
  • Focus: Clear problem breakdown, root-cause exploitation, and defensive takeaways.

📱 TravelTogether — Smart Tourism App

Cross-platform mobile application delivering real-time travel recommendations and itinerary planning.

  • Tech Stack: Flutter, Dart, RESTful APIs, Firebase.
  • Features: Interactive map discovery, user social feeds, and trip management.

🐧 xv6 OS Internals & Systems Programming

Deep-diving into kernel architecture, process management, memory paging, and system calls.

  • Focus: UNIX kernel internals, memory management, trap handling, and scheduler algorithms.
  • Stack: C, x86 / RISC-V assembly, Makefile.

Technologies & Tools

Wazuh Suricata Sysmon OpenSearch n8n Wireshark Kali Linux

Python Bash Linux Docker GitHub Actions Git C++ Flutter Dart

📺 Youtube channel

Channel Focus Link
🎥 Tech & Cyber Hub Computer Science Tutorials, Security Homelabs & Tech Insights Subscribe
🏓 Table Tennis Passion Matches, Highlight Reels & Training Moments Watch

🔥 Streak

GitHub Streak

📫 Connect with me

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  1. Wazuh-SOC-lab Wazuh-SOC-lab Public

    Production-grade Next-Gen SOC & Autonomous SOAR Lab: Wazuh 4.14, Suricata NIDS, Sysmon, n8n, 2-Way Telegram ChatOps, Jira Cloud & 1-Click Rollback.

    Python 10 1

  2. my-resume my-resume Public

    A Python-based automated resume builder that compiles a Markdown-formatted CV into optimized HTML and print-ready PDF using Google Chrome headless, fully automated with GitHub Actions.

    Python

  3. my-portfolio my-portfolio Public

    My personal portfolio website showcasing my projects, skills, and experience.

    CSS 4

  4. LITCTF-2026-Writeups LITCTF-2026-Writeups Public

    Collection of LIT CTF 2026 solutions, scripts, and notes solved by team HCMUS-Lazarus

    Python

  5. HDT-0103/Applicant_Tracking_System HDT-0103/Applicant_Tracking_System Public

    Python 1

  6. TravelTogether TravelTogether Public

    Forked from 24127137/TravelTogether

    Computational Thinking group project in HCMUS (2025-2026)

    Dart 3