Founder & CEO of @Cyunisec β Breaking systems ethically, defending what matters. Specializing in Web App VAPT, Cloud Penetration Testing, Bug Bounty Hunting, and building offensive security tools.
I'm Chandan Kumar, a passionate Cyber Security professional focused on Vulnerability Assessment & Penetration Testing (VAPT). I'm the Founder & CEO of @Cyunisec, where I help organizations identify and fix security vulnerabilities before attackers do.
With hands-on experience in web application security, cloud penetration testing, network testing, and ethical hacking, I approach every engagement with a true attacker's mindset. I've built offensive security tools β including LeakSpy Pro, a browser extension for real-time credential leak detection.
I'm an active Bug Bounty Hunter, continuously hunting vulnerabilities across public programs and sharpening offensive skills through real-world labs and CTF competitions.
A powerful browser extension for security professionals to detect credential leaks, exposed sensitive data, and monitor web applications for information disclosure vulnerabilities in real-time.
Additional offensive security tools currently in development β built from real-world pe ntesting experience and lab environments. Will be published on GitHub soon.
PROFESSIONAL EXPERIENCE
COMPLETEDOFFENSIVE SECURITY CERTIFIED PROFESSIONAL
PURSUINGCERTIFIED AZURE RED TEAM PROFESSIONAL
PURSUINGWEB APPLICATION SECURITY TESTING
ACTIVECAPTURE THE FLAG Β· ONGOING
ACTIVEHANDS-ON LABS & TRAINING PLATFORM
ACTIVEActively hunting vulnerabilities across public and private bug bounty programs. Finding real-world security flaws in web applications, APIs, and cloud infrastructure β and reporting them responsibly for maximum impact.
Founded Cyunisec to deliver professional cybersecurity services including VAPT assessments, cloud security testing, and building offensive security tooling for professionals.
Gained hands-on experience in real-world penetration testing, vulnerability assessments, and security report documentation under professional mentorship.
Actively hunting vulnerabilities on HackerOne, Bugcrowd, and private programs. Built LeakSpy Pro β a browser extension for credential leak detection used by security professionals.
Deep-diving into cloud penetration testing (AWS/Azure), Active Directory attacks, and advanced offensive techniques. Working towards OSCP and CARTP certifications.
Looking for a skilled VAPT professional or Bug Bounty Hunter? Whether it's a web application assessment, cloud pentest, security consulting, or a custom security tool β let's connect.
Download my full resume to see my complete experience, skills, certifications, and achievements in cybersecurity.
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