HackerOne

Computer and Network SecurityCalifornia, United States5001-10000 Employees

HackerOne is a San Francisco-based computer and network security company with 5,001 to 10,000 employees. It provides a Continuous Threat Exposure Management (CTEM) platform that fuses agentic AI capabilities with a large security researcher community to continuously discover, validate, prioritize, and remediate exposures across code, cloud, and AI systems. The company's offerings include bug bounty programs, vulnerability disclosure, agentic pentesting, AI red teaming, and code security services designed to reduce enterprise cyber risk. Its clientele includes major organizations and government entities such as Anthropic, Crypto.com, General Motors, Goldman Sachs, Lufthansa, Uber, the UK Ministry of Defence, and the U.S. Department of Defense. HackerOne has been recognized by Gartner for leadership in AI cybersecurity testing and was named a Most Loved Workplace for Young Professionals in 2024; its website is https://hackerone.com.

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