Josef K.

About Josef K.

I’m a final-year B.Tech CSE student specializing in Cybersecurity and Ethical Hacking, driven by a passion for securing digital ecosystems. Proficient in Java, Python, Bash scripting, and Linux environments, I thrive on building tools, solving CTF challenges, and exploring vulnerabilities ethically.Currently preparing for CEH (v13), I aim to master real-world penetration testing and red teaming. With hands-on experience in malware analysis, reverse engineering, and ethical hacking labs, I\'m committed to becoming a cybersecurity professional who can defend, detect, and disrupt threats effectively.Tech Stack: Kali Linux | Burp Suite | Wireshark | Metasploit Python | Bash | Java OWASP | Nmap | SQLi | XSS | MITM Git | Docker | Networking FundamentalsLet’s connect if you’re building secure systems, researching cyber threats, or looking for someone passionate about ethical hacking and offensive security.

Experience

1. Bug Bounty Hunter

   HackerOne

   Oct 2025 — Present

   As a freelance security researcher on the HackerOne platform, I identify and report vulnerabilities in web applications and APIs through responsible disclosure. My work focuses on strengthening organizations’ cybersecurity by applying real-world penetration testing techniques and industry-standard methodologies. Specialized in Web and API security testing, following the OWASP Top 10 framework Skilled with tools such as Burp Suite, Nmap, Recon-ng, and Google Dorks for reconnaissance and exploitation Experienced in responsible disclosure, vulnerability triage, and collaborating with security teams for remediation Continuously improving technical depth through real-world testing and community-driven research

Education

• Lovely Professional University

  Bachelor of Technology - BTech

  2022 — 2025