HackerOne Blog The latest from HackerOne Image Exposure Management Return on Mitigation When Discovery Is Cheap, Validation Is Priceless for Reducing Risk March 26, 2026 AI is making vulnerability discovery cheap. CTEM only reduces risk when teams validate exploitability, remediate, and retest to prove fixes hold. Read Now All AI Cloud Security Code Security Crowdsourced Security Culture & Talent Defense in Depth From the CEO HackerOne News Offensive Security Public Policy Return on Mitigation Security Compliance Security Research Exposure Management Image Exposure Management Response 3 Principles for Modern VDPs: How AWS Keeps Vulnerability Disclosure Working at Massive Scale April 9, 2026 AWS shows how modern vulnerability disclosure scales: design for scale, optimize time to context, and eliminate vulnerability classes with HackerOne. Read Now Image AI Pentest as a Service Why Real-World Testing Makes Agentic Pentesting Smarter Over Time April 9, 2026 Agentic pentesting improves fastest in production. See how real-world testing plus validated feedback boosts accuracy, coverage, and reliability over time. Read Now Image AI HackerOne News Responsible AI at HackerOne: 2026 Update April 9, 2026 A 2026 update on HackerOne’s responsible AI: human oversight for sensitive actions, stateless inference, no-training commitments, and open validation. Read Now Image AI Security Research Evolving with AI: How One Security Researcher Built a Career Around Time April 7, 2026 Meet Douglas Day and see how bug bounty programs and AI automation helped him build a security research career with more flexibility and freedom. Read Now Image Code Security Security Research How to Find XSS: Techniques Security Researchers Use in Real Environments April 1, 2026 Learn how to find XSS vulnerabilities and validate real exploitability using techniques trusted by security teams. Read Now Image Exposure Management Return on Mitigation When Discovery Is Cheap, Validation Is Priceless for Reducing Risk March 26, 2026 AI is making vulnerability discovery cheap. CTEM only reduces risk when teams validate exploitability, remediate, and retest to prove fixes hold. Read Now Image AI Public Policy AI Red Teaming Europe’s New AI Security Standard: What It Means for Vulnerability Disclosure and AI Red Teaming March 25, 2026 ETSI EN 304 223 makes Vulnerability Disclosure and AI red teaming baseline expectations. Get practical steps to prepare for EU rollout by late 2026. Read Now Image AI Security Research AI Red Teaming Advancing AI Red Teaming: Agentic Taxonomies and Governance-Ready Reporting March 24, 2026 AI Red Teaming now maps validated agentic exploit paths to OWASP, NIST, ISO, and the EU AI Act. Get governance-ready reporting without spreadsheets. Read Now Image AI AI Red Teaming From Guardrails to Proof: Introducing Agentic Prompt Injection Testing March 18, 2026 Prompt injection is rising fast. Agentic Prompt Injection Testing gives security teams proof of exploitability across real AI systems and workflows. Read Now Pagination Page 1 Page 2 Page 3 Page 4 Page 5 Page 6 Page 7 Page 8 Page 9 … Next page Last page
Image Exposure Management Return on Mitigation When Discovery Is Cheap, Validation Is Priceless for Reducing Risk March 26, 2026 AI is making vulnerability discovery cheap. CTEM only reduces risk when teams validate exploitability, remediate, and retest to prove fixes hold. Read Now
Image Exposure Management Response 3 Principles for Modern VDPs: How AWS Keeps Vulnerability Disclosure Working at Massive Scale April 9, 2026 AWS shows how modern vulnerability disclosure scales: design for scale, optimize time to context, and eliminate vulnerability classes with HackerOne. Read Now
Image AI Pentest as a Service Why Real-World Testing Makes Agentic Pentesting Smarter Over Time April 9, 2026 Agentic pentesting improves fastest in production. See how real-world testing plus validated feedback boosts accuracy, coverage, and reliability over time. Read Now
Image AI HackerOne News Responsible AI at HackerOne: 2026 Update April 9, 2026 A 2026 update on HackerOne’s responsible AI: human oversight for sensitive actions, stateless inference, no-training commitments, and open validation. Read Now
Image AI Security Research Evolving with AI: How One Security Researcher Built a Career Around Time April 7, 2026 Meet Douglas Day and see how bug bounty programs and AI automation helped him build a security research career with more flexibility and freedom. Read Now
Image Code Security Security Research How to Find XSS: Techniques Security Researchers Use in Real Environments April 1, 2026 Learn how to find XSS vulnerabilities and validate real exploitability using techniques trusted by security teams. Read Now
Image Exposure Management Return on Mitigation When Discovery Is Cheap, Validation Is Priceless for Reducing Risk March 26, 2026 AI is making vulnerability discovery cheap. CTEM only reduces risk when teams validate exploitability, remediate, and retest to prove fixes hold. Read Now
Image AI Public Policy AI Red Teaming Europe’s New AI Security Standard: What It Means for Vulnerability Disclosure and AI Red Teaming March 25, 2026 ETSI EN 304 223 makes Vulnerability Disclosure and AI red teaming baseline expectations. Get practical steps to prepare for EU rollout by late 2026. Read Now
Image AI Security Research AI Red Teaming Advancing AI Red Teaming: Agentic Taxonomies and Governance-Ready Reporting March 24, 2026 AI Red Teaming now maps validated agentic exploit paths to OWASP, NIST, ISO, and the EU AI Act. Get governance-ready reporting without spreadsheets. Read Now
Image AI AI Red Teaming From Guardrails to Proof: Introducing Agentic Prompt Injection Testing March 18, 2026 Prompt injection is rising fast. Agentic Prompt Injection Testing gives security teams proof of exploitability across real AI systems and workflows. Read Now
