Subhadeep Karmakar
Security Researcher | Certified Ethical Hacker v12
- Role
- Security Researcher at HackerOne
- Location
- Kolkata, WB, IN
- LinkedIn followers
- 500 followers
About Subhadeep Karmakar
Freelancing as a Security Researcher, leveraging CEH and CCNA certifications to address…
Experience
Security Researcher
Jul 2024 — Present · Kolkata, IN
Conduct comprehensive penetration testing and vulnerability assessments on web applications, APIs, cloud-based platforms, and mobile environments.Identify and responsibly disclose security flaws such as Cross-Site Scripting (XSS), Insecure Direct Object References (IDOR), SQL Injection, Server-Side Request Forgery (SSRF), Cross-Site Request Forgery (CSRF), privilege escalation, and access control issues.Utilize a mix of manual testing methodologies and automated tools (e.g, Burp Suite, Nmap, Interlace, custom scripts) to enhance reconnaissance, fuzzing, and exploitation accuracy.Submit structured, detailed, and actionable vulnerability reports aligned with HackerOne’s standards — including impact analysis, CVSS scoring, and remediation guidance.Participate in private bounty programs, Live Hacking Events (LHEs), and HackerOne CTFs, consistently maintaining a high reputation score and positive program feedback.Maintain compliance with responsible disclosure guidelines and HackerOne’s Code of Conduct, promoting ethical and transparent communication with program owners.
Education
ISOEH
Advance Diploma, Cybersecurity
Lovely Professional University
Bachelor of Technology - BTech, Computer Engineering
2018 — 2022
Internshala Trainings
Ethical hacking certification course, Ethical Hacking
Calcutta Public School - India
ICSE, Computer Science
2015 — 2016
Calcutta Public School - India
ISC, Computer Science
2016 — 2018
Internshala Trainings
French Language Certification Course, French Language
Find verified contacts for anyone on LinkedIn
Unifers gives sales teams verified emails and direct dials, enriched profiles, and outreach that lands in the inbox.
Free plan included · No credit card required
This profile is compiled from publicly available professional sources. Unifers is not affiliated with or endorsed by LinkedIn. Request removal of this profile.