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HackerOne operates a crowdsourced security platform connecting enterprises with a global community of ethical hackers. The company offers solutions like bug bounty programs, penetration testing as a service, and vulnerability disclosure programs, augmented by AI for comprehensive risk reduction. Its technical approach combines the diverse skills of human security researchers with agentic artificial intelligence to proactively identify and remediate security weaknesses.
The company was founded in 2012 by Jobert Abma, Michiel Prins, Merijn Terheggen, and Alex Rice. Their foundational insight was that external, independent security researchers could provide a powerful and efficient means for organizations to uncover vulnerabilities before malicious actors exploited them, thereby fostering a more secure digital ecosystem.
HackerOne serves a wide array of clients across industries such as finance, healthcare, automotive, and government, helping them manage continuous threat exposure. The company’s vision is to empower organizations to build and maintain a safer internet, enabling them to discover and fix critical security flaws proactively by harnessing the collective intelligence of the global hacker community.
HackerOne has raised $159.0M across 5 funding rounds.
HackerOne has raised $159.0M in total across 5 funding rounds.
HackerOne has raised $159.0M in total across 5 funding rounds.
HackerOne's investors include Per Roman, Benchmark Capital, Dragoneer Investment Group, NEA, Valor Equity Partners, David Obrand, Altimeter Capital, Battery Ventures, Benchmark, Hanabi Capital, Quiet Capital, Sequoia Capital.
HackerOne is a cybersecurity technology company that operates a platform combining human ethical hackers with AI to identify and fix vulnerabilities, pioneering bug bounty programs and coordinated vulnerability disclosure.[1][2] Founded in 2012, it empowers organizations to reduce threat exposure across software development lifecycles through pentesting, bug bounties, and vulnerability coordination, serving enterprises like Microsoft, Facebook, Goldman Sachs, and government entities such as the U.S. Department of Defense.[1][2][4] The platform taps into the world's largest community of security researchers, having facilitated over $31 million in bounties by mid-2018 and demonstrating strong growth, including 240% year-over-year customer expansion in Europe by 2017 and acquisitions like PullRequest in 2022.[2][4][5]
HackerOne emerged from the "Hack 100" project in 2011, when Dutch hackers Jobert Abma and Michiel Prins uncovered vulnerabilities in 100 high-tech companies, including Facebook, Google, Apple, Microsoft, and Twitter.[2] After Facebook COO Sheryl Sandberg connected them with Alex Rice, the trio—along with Merijn Terheggen—founded HackerOne in 2012 to formalize crowd-sourced security testing.[1][2] Early traction came quickly: by 2013, they launched the Internet Bug Bounty with Microsoft and Facebook funding; by June 2015, the platform had identified 10,000 vulnerabilities and paid over $1 million in bounties.[2][4] Leadership evolved with Mårten Mickos replacing Terheggen as CEO in 2015, and the company grew to over 600 employees worldwide, headquartered in San Francisco.[2][5]
HackerOne rides the crowd-sourced security trend, shifting from siloed pentesting to scalable, hacker-powered platforms amid rising cyber threats and regulations like coordinated disclosure standards.[2][4] Timing aligns with milestones such as Netscape's 1995 bug bounty precursor, Hack the Pentagon (2016 on HackerOne), and U.S. policy pushes (e.g., 2017 DOJ recommendation, 2018 Senate testimony).[4] Market forces favoring it include exploding software attack surfaces, AI-cyber arms race, and enterprise demand—evidenced by clients like Toyota and Amex launching VDPs.[4] It influences the ecosystem by standardizing practices (e.g., Vulnerability Coordination Maturity Model, 2015), empowering open source, and proving human-AI hybrids reduce risks faster than cybercriminals.[1][2][3]
HackerOne's trajectory points to deeper AI-hacker integration, expanded enterprise VDPs, and global scaling beyond its 600+ employees, building on post-2018 momentum like $400K single-day payouts.[4][5] Trends like zero-trust architectures, regulatory mandates, and open-source security will amplify its role, potentially doubling bounty volumes as attack surfaces grow. Its influence may evolve into ecosystem orchestration, setting standards for ethical hacking amid AI-driven threats—reinforcing its founding mission to build a safer internet through collective human ingenuity.[1][3]
HackerOne has raised $159.0M across 5 funding rounds. Most recently, it raised $49.0M Series E in January 2022.