S Ayyappan

Attended Anna University Chennai

Role: Researcher at HackerOne
Location: Chennai, TN, IN
LinkedIn followers: 500 followers

Research & DevelopmentView LinkedIn profile

Experience

Researcher
HackerOne
Feb 2026 — Present

Education

Dhanalakshmi Srinivasan college of engineering and technology
Bachelor of Engineering - BE, Cybersecurity

Contact information

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Work email
•••••@hackerone.com
Personal email
•••••@•••••.com
Direct dial
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Current company

HackerOne

Computer and Network Security · 7.1K employees · Founded 2012 · San Francisco, California, United States

HackerOne is a global leader in Continuous Threat Exposure Management (CTEM) and the only solution provider that pairs the simultaneous trust of the Fortune 500 and the world's largest community of security researchers to secure the AI-native enterprise. The H1 Platform unites agentic AI solutions with security researchers ingenuity to continuously discover, validate, prioritize, and remediate exposures across code, cloud, and AI systems. Through solutions like bug bounty, vulnerability disclosure, agentic pentesting, AI red teaming, and code security, HackerOne delivers measurable, continuous reduction of cyber risk for enterprises. Industry leaders, including Anthropic, Crypto.com, General Motors, Goldman Sachs, Lufthansa, Uber, UK Ministry of Defence, and the U.S. Department of Defense, trust HackerOne to safeguard their digital ecosystems. HackerOne was recognized in Gartner’s Emerging Tech Impact Radar: AI Cybersecurity Ecosystem report for its leadership in AI Security Testing.

hackerone.com

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Experience

Researcher

Education

Dhanalakshmi Srinivasan college of engineering and technology

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