🎓 BTech Cybersecurity Student (3rd Year)
🛡️ CTF Player | Red Team Enthusiast | Forensics & Crypto Lover
⚙️ Passionate about breaking things to understand how they work

• 🧠 Strong interest in CTFs, Digital Forensics, Cryptography, and Reverse Engineering
• 🔍 Love building challenging CTF problems and writing detailed writeups
• 🔐 Currently working on a secure password manager (AES-GCM, Argon2, zero-knowledge design)
• 🐧 Daily driving Linux (Kali / Debian)

Languages

• Python • C • Bash • JavaScript

Security Domains

• 🧪 Forensics (Disk, Memory, Steganography)
• 🔑 Cryptography (RSA, Hashing, Encoding tricks)
• 🌐 Web Exploitation
• 📡 Networking & OSINT

Tools

• binwalk • exiftool • Wireshark • Ghidra
• Volatility • StegSolve • OpenSSL • Nmap

• 🧩 CTF Writeups – Realistic, no-guessing, step-by-step solutions
• 🧠 Custom CTF Challenges – Forensics, Crypto, Audio, Disk analysis
• 🔐 Password Manager Web App – Client-side encryption & secure design

📌 Check my repositories for:

• Challenge source files
• Solver scripts
• Writeups you can actually learn from

• 💬 Always open to CTF discussions & collaborations
• 🐙 GitHub: https://github.com/rozariyomartin

"The absence of evidence is not evidence of absence." 🔍