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HackerOne

@Hacker0x01 • 336,065 subscribers

HackerOne makes security continuous. We unite AI and human insight through a unified platform to expose risk and eliminate it.

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Security researchers, we’re launching a full-length AI Red Team CTF with Hack The Box this September: A multi-flag, adversarial LLM challenge series. Play from anywhere. Climb the leaderboard. Unlock exclusive swag. Registration is open now: 🔗

Security researchers, we’re launching a full-length AI Red Team CTF with Hack The Box this September: A multi-flag, adversarial LLM challenge series. Play from anywhere. Climb the leaderboard. Unlock exclusive swag. Registration is open now: 🔗

15,224 views

The HTB x HackerOne AI Red Teaming CTF has wrapped! Congratulations to our winning teams 🏆 and a shoutout to the Top 3 and Top 10 for their creativity and persistence in pushing AI systems to their limits. Thank you to all 500 researchers who joined, played, and shared their skills; this CTF was all about ingenuity, and you made it a success. We’ve gathered a lot of learnings and can’t wait to design an even better experience next time, together with our partners at Hack The Box

The HTB x HackerOne AI Red Teaming CTF has wrapped! Congratulations to our winning teams 🏆 and a shoutout to the Top 3 and Top 10 for their creativity and persistence in pushing AI systems to their limits. Thank you to all 500 researchers who joined, played, and shared their skills; this CTF was all about ingenuity, and you made it a success. We’ve gathered a lot of learnings and can’t wait to design an even better experience next time, together with our partners at Hack The Box

13,297 views

When hackers don't find a bug the first time.....they dust themselves off and try again and again and again. 🙌 #H10131

When hackers don't find a bug the first time.....they dust themselves off and try again and again and again. 🙌 #H10131

18,247 views

Attention hackers in Argentina and Uruguay! Our partner Mercado Libre is hosting a live hacking event from March 16 through 23, 2024, in your region. 🙌 Sign up before March 9 to secure your spot! Happy Hacking!

Attention hackers in Argentina and Uruguay! Our partner Mercado Libre is hosting a live hacking event from March 16 through 23, 2024, in your region. 🙌 Sign up before March 9 to secure your spot! Happy Hacking!

10,719 views

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Point-in-time pentests can’t keep up, while fully autonomous testing creates noise. The solution? HackerOne Agentic PTaaS pairs specially trained AI agents with elite human validation to deliver results based on real-world exploitability, not theory. This 50-second video shows you how it works.

Point-in-time pentests can’t keep up, while fully autonomous testing creates noise. The solution? HackerOne Agentic PTaaS pairs specially trained AI agents with elite human validation to deliver results based on real-world exploitability, not theory. This 50-second video shows you how it works.

213,690 views • 3 months ago

We’re excited to announce the top 3 winners from H1-361 Bali 🌴🏆 Huge congrats to these incredible security researchers for an unforgettable live hacking event: 🥇 1st Place — nahuelrm 🥈 2nd Place — @zere 🥉 3rd Place — Johan Carlsson Thanks to everyone who joined us in Bali and helped make this event a great week of collaboration and community. #TogetherWeHitHarder

We’re excited to announce the top 3 winners from H1-361 Bali 🌴🏆 Huge congrats to these incredible security researchers for an unforgettable live hacking event: 🥇 1st Place — nahuelrm 🥈 2nd Place — @zere 🥉 3rd Place — Johan Carlsson Thanks to everyone who joined us in Bali and helped make this event a great week of collaboration and community. #TogetherWeHitHarder

14,569 views • 8 days ago

Congratulations to the #H1-21 award winners! 🎉 Thank you for your incredible work in Lisbon. Your contributions help make the digital world safer for everyone.

Congratulations to the #H1-21 award winners! 🎉 Thank you for your incredible work in Lisbon. Your contributions help make the digital world safer for everyone.

21,570 views • 1 month ago

Live hacking season just dropped. Who’s ready? #TogetherWeHitHarder

Live hacking season just dropped. Who’s ready? #TogetherWeHitHarder

24,152 views • 1 month ago

The new era of cybersecurity is here.📍 The game has changed–in fact, it changes every day. But we’re not ones to shy away from a challenge. 💪 To take cybersecurity to the next level, we’re uniting AI and human expertise. Together, we’re turning cybersecurity into cyberstrength by securing each layer of your digital ecosystem intelligently. Are you ready to take your security strategy into the future? #cyberstrong #cybersafeiscyberstrong #Security2Strength

The new era of cybersecurity is here.📍 The game has changed–in fact, it changes every day. But we’re not ones to shy away from a challenge. 💪 To take cybersecurity to the next level, we’re uniting AI and human expertise. Together, we’re turning cybersecurity into cyberstrength by securing each layer of your digital ecosystem intelligently. Are you ready to take your security strategy into the future? #cyberstrong #cybersafeiscyberstrong #Security2Strength

113,164 views • 1 year ago

From Australia to Amsterdam 🌍 Live Hacking 2025 went global and delivered. 💰 $4.3 million in bounties paid 🔍 Real systems tested live This recap highlights what makes Live Hacking Events powerful: global collaboration, diverse expertise, and results that help security teams focus on what matters most. Watch the recap 👇 #TogetherWeHitHarder

From Australia to Amsterdam 🌍 Live Hacking 2025 went global and delivered. 💰 $4.3 million in bounties paid 🔍 Real systems tested live This recap highlights what makes Live Hacking Events powerful: global collaboration, diverse expertise, and results that help security teams focus on what matters most. Watch the recap 👇 #TogetherWeHitHarder

27,434 views • 4 months ago

The #H1-21 teams have arrived in Lisbon! 🇵🇹 Setup is underway as we get ready for several days of collaboration. The energy is already high as researchers from around the world connect and get ready to #hackforgood.

The #H1-21 teams have arrived in Lisbon! 🇵🇹 Setup is underway as we get ready for several days of collaboration. The energy is already high as researchers from around the world connect and get ready to #hackforgood.

10,507 views • 1 month ago

📣 Calling all security researchers! Bybit just launched a limited-time bonus on its HackerOne program. 💥 2X payouts for valid high or critical findings, now through Sept 12. Test your skills + earn more → #BugBounty #Cybersecurity #HackForGood #TogetherWeHitHarder

📣 Calling all security researchers! Bybit just launched a limited-time bonus on its HackerOne program. 💥 2X payouts for valid high or critical findings, now through Sept 12. Test your skills + earn more → #BugBounty #Cybersecurity #HackForGood #TogetherWeHitHarder

23,674 views • 9 months ago

🔍 We're entering a new era of vulnerability discovery, where AI and human ingenuity come together to unlock new possibilities. Over the past five months, AI hasn’t replaced researchers—it’s amplified them. Together, we’re achieving new levels of speed, scale, and precision in offensive security. With these changes, HackerOne is reshaping how collaboration drives impact in security testing. 📽️ Hear from our co-founder Michiel Prins on what this means for the future of our platform and our community. 🔗 Read Michiel's blog for more: #OffensiveSecurity #AIinCybersecurity #togetherwehitharder #AI #cybersecurity

🔍 We're entering a new era of vulnerability discovery, where AI and human ingenuity come together to unlock new possibilities. Over the past five months, AI hasn’t replaced researchers—it’s amplified them. Together, we’re achieving new levels of speed, scale, and precision in offensive security. With these changes, HackerOne is reshaping how collaboration drives impact in security testing. 📽️ Hear from our co-founder Michiel Prins on what this means for the future of our platform and our community. 🔗 Read Michiel's blog for more: #OffensiveSecurity #AIinCybersecurity #togetherwehitharder #AI #cybersecurity

26,287 views • 11 months ago

HTTP/1.1 is outdated and dangerous. And it’s time to kill it. 💀 James Kettle's new PortSwigger Research research exposes how attackers are still exploiting HTTP/1.1 flaws and how you can help end it (and earn while doing it). Learn + hack: #togetherwehitharder #websecurity #blackhat2025

HTTP/1.1 is outdated and dangerous. And it’s time to kill it. 💀 James Kettle's new PortSwigger Research research exposes how attackers are still exploiting HTTP/1.1 flaws and how you can help end it (and earn while doing it). Learn + hack: #togetherwehitharder #websecurity #blackhat2025

20,799 views • 10 months ago

In September, some of the best security researchers in the world joined the Amazon and Amazon Web Services teams in Edinburgh, Scotland, for a live-hacking event fit for a Scottish king. 👑 This collaboration with the security researcher community is vital to Amazon and AWS' commitment to comprehensive security for their users and customers. See the highlights and which security researchers were able to climb to the top of the leaderboard.🥇

In September, some of the best security researchers in the world joined the Amazon and Amazon Web Services teams in Edinburgh, Scotland, for a live-hacking event fit for a Scottish king. 👑 This collaboration with the security researcher community is vital to Amazon and AWS' commitment to comprehensive security for their users and customers. See the highlights and which security researchers were able to climb to the top of the leaderboard.🥇

29,903 views • 1 year ago

🚨 180+ vulnerabilities found. 🌍 763 hackers. 38 countries. 🏆 4 elite teams. Adobe brought serious energy to the 2024 #AmbassadorWorldCup, working side-by-side with ethical hackers to secure products like Firefly & Lightroom. We were proud to host → #HackForGood #TogetherWeHitHarder

🚨 180+ vulnerabilities found. 🌍 763 hackers. 38 countries. 🏆 4 elite teams. Adobe brought serious energy to the 2024 #AmbassadorWorldCup, working side-by-side with ethical hackers to secure products like Firefly & Lightroom. We were proud to host → #HackForGood #TogetherWeHitHarder

18,373 views • 9 months ago

🎉 Hey researchers! Big news → HackerOne + PortSwigger = rewards made for YOU. We’re celebrating Burp Suite users who hit major milestones on HackerOne with a new rewards program built around your impact. Check it out:

🎉 Hey researchers! Big news → HackerOne + PortSwigger = rewards made for YOU. We’re celebrating Burp Suite users who hit major milestones on HackerOne with a new rewards program built around your impact. Check it out:

14,895 views • 8 months ago

Earlier this year, researchers from 23 countries from around the world traveled to the amazing city of Singapore to do one incredible thing......hack Salesforce. 👏 The result? 409 submissions, 110 collabs, 83 crits, 223 valid reports, and over $1.1M in bounties paid. 💪 These researchers live the #togetherwehitharder every day. Way to go!

Earlier this year, researchers from 23 countries from around the world traveled to the amazing city of Singapore to do one incredible thing......hack Salesforce. 👏 The result? 409 submissions, 110 collabs, 83 crits, 223 valid reports, and over $1.1M in bounties paid. 💪 These researchers live the #togetherwehitharder every day. Way to go!

17,196 views • 1 year ago

Let's set the scene. The bright lights of Las Vegas. 🎰 Hacker Summer Camp is in full swing. 🏕️ 50 hackers from 35 countries joined together in one place. 🌎 This past August, #H1702 was nothing short of amazing. These researchers collaborated with the TikTok US team to help them protect their users and bolster their digital landscape. See the results!

Let's set the scene. The bright lights of Las Vegas. 🎰 Hacker Summer Camp is in full swing. 🏕️ 50 hackers from 35 countries joined together in one place. 🌎 This past August, #H1702 was nothing short of amazing. These researchers collaborated with the TikTok US team to help them protect their users and bolster their digital landscape. See the results!

11,675 views • 1 year ago

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