Jebarson Immanuel

Achieved 84.6% acceptance rate through thorough vulnerability validation and clear impact documentation. Reported and responsibly disclosed 13 security vulnerabilities through HackerOne, receiving 11 acknowledgments from program owners. Ranked in the Top 5 of a private HackerOne program with a reputation score of 57, reflecting consistent, high-impact findings.

BugHunter at HackerOne (2020-12 – Present)

• Achieved 84.6% acceptance rate through thorough vulnerability validation and clear impact documentation.
• Reported and responsibly disclosed 13 security vulnerabilities through HackerOne, receiving 11 acknowledgments from program owners.
• Ranked in the Top 5 of a private HackerOne program with a reputation score of 57, reflecting consistent, high-impact findings.

BugHunter at BugCrowd (2020-12 – Present)

• Reported 44 vulnerabilities across 11 programs on Bugcrowd with a 95.65 submission accuracy, earning an all-time point total of 103
• Identified 5 P1-critical vulnerabilities representing immediate risk to 500K+ user accounts
• Completed vulnerability assessment using reconnaissance frameworks and attack surface mapping

Binary Member at HackTheBox (2024-11 – 2026-03)

• Participated in Capture The Flag (CTF) competitions as part of the SRM HackTheBox team, focusing on web exploitation.
• Authored and published technical write-ups and Medium blogs as part of club knowledge-sharing initiatives.

B.Tech in Computer Science and Engineering - CyberSecurity – SRM Institute of Science and Technology (2023-06 – 2027-05)

Senior Secondary in Class XII – NSN Matriculation Higher Secondary School (2009 – 2023)