HackerOne Blog

The latest from HackerOne

Project Glasswing: What We Learned Running a Frontier Model on Our Own Codebase

September 1, 2026

HackerOne ran Anthropic's Mythos 5 model against its own production code. Here's what a critical RCE finding revealed about AI-accelerated security.

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Hai

3 Signals You Can’t Ignore from the 2025 Hacker-Powered Security Report

November 4, 2025

AI is reshaping cybersecurity. Explore key findings from experts on how researchers, automation, and human insight are redefining defense in 2025.

Culture & Talent

Crowdsourced Security

H1 Bounty

Roni Carta: From Bug Bounties to Building a Safer Supply Chain

October 30, 2025

A young ethical researcher turned bug bounty reports into a software supply chain startup—no VC funding to date, just curiosity and community.

Hai

Cut the Noise, Keep the Signal: The Hidden Cost of Duplicate Reports

October 29, 2025

Smarter deduplication turns noise into clarity. Agentic AI streamlines validation, cuts duplicate reports, and helps teams focus on real risk.

Engineering

Hai

Cyber Reasoning System: The Origin of AI Security and Agentic Defense

October 28, 2025

DARPA’s Cyber Reasoning System paved the way for agentic AI defenders and why securing AI while using it for defense now go hand-in-hand.

H1 Code

AI Security Findings Are Growing Faster Than Teams Can Fix Them

October 27, 2025

AI security vulnerabilities are growing 210% faster than teams can fix them. Learn how to close the cybersecurity remediation gap with AI-assisted triage.

Offensive Security

H1 AI Red Teaming

Inside the AI Red Teaming CTF: What 200+ Players Taught Us About Breaking and Defending LLMs

October 23, 2025

200+ players, 10 days, 11 challenges. See what the HackerOne × Hack The Box AI red teaming CTF uncovered about breaking and defending LLMs.

Hai

When Every Minute Counts: How Agentic AI Accelerates Exposure Prioritization

October 22, 2025

Hai redefines exposure prioritization through agentic AI, validating vulnerabilities, ranking critical risks, and cutting time to response.

Hai

Agentic AI: The Future of Exposure Management

October 15, 2025

Agentic AI transforms exposure management. Learn how HackerOne’s Hai system streamlines validation, speeds remediation, and strengthens security teams.

AI Security Risks and Vulnerabilities Enterprises Can’t Ignore

September 30, 2025

Indirect prompt injection, supply chain risks, and data exposure show why AI security is now a board-level issue for enterprises adopting AI.