root.chetan:~$ cat whoami.txtI'm a Cybersecurity Engineer & Full-Stack Developer from Nashik, India, specializing in offensive security, IoT protocol research, and building secure, production-grade web applications. I bridge the gap between security and development — writing code that is both functional and resilient.
- 🔐 Skilled in penetration testing, web vulnerability scanning, and MITM attack research
- 🌐 Full-stack experience with React 19, Next.js, Node.js, and PostgreSQL / Supabase
- 📡 IoT security research using ESP8266 / ESP32 for real-world wireless attack simulations
- 🏆 Hackathon finalist and award winner with multiple shipped production projects
- 📬 Reach me: chetanngavali@gmail.com
root.chetan:~$ ls /bin/capabilities/| Domain | Tools & Technologies |
|---|---|
| Offensive Security | Kali Linux, Burp Suite, Metasploit, Nmap, OWASP ZAP |
| Network Security | Wireshark, ESP8266 Evil Twin, Packet Analysis, Wi-Fi Injection |
| Web Security | SQL Injection, XSS, CSRF, IDOR, Auth Bypass, 2FA MFA Engine |
| Security Standards | ISO/IEC 27001:2022, OWASP Top 10 |
| DevOps & Infrastructure | Git, Cloudflare Pages, Docker, Hostinger, ngrok |
root.chetan:~$ ls /home/projects/ --sort=impactC++ · ESP8266 · Network Security
A rogue access point framework that simulates real-world Wi-Fi MITM attacks for educational penetration testing. Demonstrates deauthentication attacks, credential capture, and packet sniffing on wireless networks.
Python · Cryptography · Steganography
A tool for hiding AES-GCM (AEAD) encrypted messages inside images, combining steganography with authenticated encryption. Useful for secure covert communication research.
root.chetan:~$ tail -n 5 /var/log/awards.log| Year | Achievement | Organization / Event |
|---|---|---|
| 🥇 2024 | MindSpark Winner (1st Rank) | KBTCOE Technical Fest |
| 🏅 2026 | Hack4Innovation Finalist | National Hackathon |
| 🏅 2026 | PCU Ideathon 3.0 Finalist | Innovation Challenge |
root.chetan:~$ cat /etc/certs.txt- ✅ ISO/IEC 27001:2022 Information Security Associate™
- ✅ Bug Bounty Methodology — Knight Secured
- ✅ Certified C++ Practitioner (94%) — Red Team Leaders
- ✅ Kali Linux for Ethical Hackers — Udemy
- ✅ Frontend Developer (React) — HackerRank
- ✅ Cybersecurity Fundamentals — Reliance
- ✅ Hash Cracker — TryHackMe
- ✅ Technology Job Simulation — Deloitte Australia
root.chetan:~$ git log --graph --oneline
root.chetan:~$ cat contact.txt
[!] Open to: Security Engineer, SDE, Internship, Freelance roles
[!] Available: Full-time · Contract · Remote/Hybrid — Nashik, India
