Motivated Computer Science undergraduate with strong experience in cybersecurity and competitive programming. Achieved top rankings in multiple national and international CTFs, including 11th place with bounty at HackerOne Bug Hunt 2026 and Top 100 at Black Hat CTF. Skilled in penetration testing, bug bounty, reverse engineering, web security, and OSINT, with proficiency in C/C++, Python, and Java. Passionate about applying offensive security skills in cloud-native and security-focused communities.
| Category | Skills |
|---|---|
| Penetration Testing | Web Security, Network Security, Vulnerability Assessment |
| Reverse Engineering | Binary Analysis, Malware Analysis, Debugging |
| OSINT | Open-Source Intelligence, Reconnaissance, Social Engineering |
| Tools | Wireshark, Burp Suite, Nmap, Metasploit, Binary Ninja |
| Languages | C, C++, Python, Java, PHP, JavaScript |
| Operating Systems | Kali Linux, Windows |
| Skill | Description |
|---|---|
| Leadership | Successfully led cybersecurity teams in competitions. President of JKKNIU Cyber Security Club, Former Director of Professional Development Service, Rtr. JKKNIU |
| Problem Solving | Strong analytical thinking and problem-solving capabilities. Solved 150+ problems on LeetCode, 550+ on Codeforces (max rating 1087), 2★ in CodeChef |
| Communication | Effective communicator in team settings, ensuring clear understanding of goals and processes |
| Certification | Issuer | Date | ID |
|---|---|---|---|
| eJPT — Junior Penetration Tester | INE | March 2026 | 176301104 |
| Mastering Cyber Threat Intelligence for SOC Analysts | SOCRadar | July 2025 | aa899e7c-4619-4898-896a-f0de19b14f62 |
| Blue Team Junior Analyst | Security Blue Team | July 2025 | 7713344076 |
| Degree | Institution | Duration | Result |
|---|---|---|---|
| B.Sc. in Computer Science & Engineering | Jatiya Kabi Kazi Nazrul Islam University | Feb 2023 – Present | CGPA: 3.65 |
| Higher Secondary Certificate (HSC) | Agricultural University College, Mymensingh | Jul 2019 – Apr 2021 | GPA: 5.00 |
| Secondary School Certificate (SSC) | Mollickpur Laksmiganj High School, Ishwargonj | Feb 2019 | GPA: 5.00 |
| Competition | Rank / Award | Date |
|---|---|---|
| 🥇 National Robo Fest 2026 — East West University | Champion | Jun 2026 |
| 💰 HackerOne Bug Hunt 2026 (Onsite) | 11th + Bounty | Jan 2026 |
| 🌍 Black Hat CTF — Bugcrowd | Top 100 | Aug 2025 |
| 🏅 Cyber Hackathon 2025 Final | 4th / 35 Teams | May 2025 |
| 🏅 Cisco National Skills Competition 2025 | 5th / 30 Teams | Nov 2025 |
| 🏅 Red Sentry CTF 2025 | 5th / 50+ Participants | Jun 2025 |
| 🏅 Cyber Invasion 2025 — TechnoNext | 7th / 70 Participants | Dec 2025 |
| 🏅 BUP CTF — Knight Squad | 7th / 40 Teams | |
| 🏅 DIU CyberCon 2025 | 12th / 35 Teams | |
| 🏅 EWU CTF Final | 12th / 40 Teams | |
| 🏅 BUET CTF 2026 | 14th / 35 Teams | |
| 🏅 Phoenix Summit CTF 2025 | 17th / 140+ Teams | |
| 🏅 MIST Cyber Raid | 23rd / 40 Teams | |
| 🏅 Al-Khwarizmi Science Fest CTF 2026 | 23rd / 45 Teams | |
| 🏅 BUP Cipher Sprint 2025 | 23rd / 30 Teams | |
| 🏅 NSU Cyber Nauts 2026 Final | 39th / 60 Teams | |
| 🏅 Phoenix Summit CTF 2024 Qualifier | 74th / 250+ Participants | |
| 🏅 Knight CTF 2025 | 147th / 750+ Teams |
| Contest | Rank |
|---|---|
| 🏅 ACM ICPC 2025 | Regionalist |
| 🏅 AUST IUPC 2025 | 73rd / 130+ Teams |
| 🏅 11th IUT IUPC 2024 | 75th / 120+ Teams |
| 🏅 NSU Web Extreme Hackathon | Participant |
| 🏅 EWU National Hackathon 2024 | Participant |
| Platform | Handle | Stats |
|---|---|---|
| Codeforces | Ki6uiPar1na | 550+ Problems Solved · Max Rating 1087 |
| LeetCode | Ki6uiPar1na | 150+ Problems Solved |
| CodeChef | ki6uipar1na | 2★ Rating |
Python
A game development project built using Python.
Java, Firebase
Official Android application for the Mid-Day Programming Club at JKKNIU.
React Native, MongoDB
A cross-platform attendance management system for the university.
| Organization | Position | Duration |
|---|---|---|
| JKKNIU Cyber Security Club | President | 2025 – 2026 |
| JKKNIU Cyber Security Club | Public Relations Officer | 2024 – 2025 |
| Mid-Day Programming Club, JKKNIU | Senior Executive | 2026 – 2027 |
| Mid-Day Programming Club, JKKNIU | Executive | 2025 – 2026 |
| Rotaract Club of JKKNIU | Director of Professional Development Service | 2024 – 2025 |
| Course | Platform |
|---|---|
| Practical SOC Analyst | maikroservice Academy |
Abu Bakar Siddique — OSCP, CEH, CRTO Management Trainee Officer, Dutch-Bangla Bank PLC 📧 absiddique.cse@gmail.com · 📞 01516-175614
Yousuf Abdullah Fahim — CEHv12 (practical), ACP, CAP, CNSP Junior Application Security Engineer, Kerberos 📧 yafa11m1@gmail.com · 📞 01305-153564
© 2026 Md. Khairul Islam · Built with ❤️ for GitHub