Join The World’s Largest Hacker Community

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Enjoy the thrill of the hunt, get recognition for your discoveries, and get paid!

Companies on our platform want to hear from you about potential security vulnerabilities they might have overlooked. By joining HackerOne, you can undertake ethical hacking on some of the most challenging and rewarding bounty programs. Hackers have earned more than $30 million (and counting) in bug bounties — that's nearly 2x more than all other bug bounty platforms combined.

Hack all the things: Web, APIs, IoT, Android/iOS and more.

Whether you're just getting started or have been hacking for decades, join the HackerOne Community to work directly with over 900 security teams and learn from peers who have accumulated over 50,000 resolved vulnerabilities in total. You can hack on web, APIs, Internet of Things (IoT), Android/iOS and anything else worth protecting.

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Hack all the things. Gain all the rep. The Leaderboard shows who the top hackers are all-time, as well as quarterly. So you can chart your rise and set your sights on attaining to the levels of the most prominent hackers. Gaining status and reputation means you’ll be invited to private programs, get access to juicier targets, learn from the amazing community, boost your reputation, and - ultimately - get paid!

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Live-Hacking Events Around the World

We host Live Hacking events in cities around the world, inviting the top hacking talent to join. We've paid out over $1,000,000 in bounties at our live-hacking events. Bonus rewards, new scopes, bounty multipliers and more. Private pool deck parties, thousands of dollars in custom swag, live musical performances, and the opportunity to network with other top hackers and meet the security teams of HackerOne and our customers.

Live Hacking Events

Hacking Resources

Resources for New Ethical Hackers
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How to become a successful bug bounty hunter
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5 things top bounty hunters do differently
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Learn how to hack

Hacker101 is a collection of videos that will teach you everything you need to operate as a bug bounty hunter. The material is available for free from HackerOne. Taught by HackerOne’s Cody Brocious. Cody is a security researcher and educator with over 15 years of experience. While best known for his work finding several vulnerabilities in locks used by the majority of U.S. hotels, Cody has worked on security for countless companies and products and has directed that expertise into Hacker101. Get started learning with hacker101 and let us know your progress #hacker101.

Get the #1 hacker tool when you hack on HackerOne

We’ve teamed up with Burp Suite to offer promising ethical hackers the full capabilities that Burp Suite Pro offers. When you reach at least a 500 reputation and maintain a positive signal, you are eligible for 3-months free of Burp Suite Professional, the premier offensive hacking solution.

Learn more

Web Hacking 101 e-book

At HackerOne we want our hacker community to be successful. With this in mind, we want to ensure you all have access to great knowledge and education around hacking. Sure, we want you to use HackerOne to find interesting vulnerabilities and make some money, but that is just part of the picture. We are delighted to be giving away a free copy of Peter Yaworski’s excellent Web Hacking 101 e-book when you sign up to for ethical hacking on HackerOne.

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