Press Releases
Horizon3 Appoints Holly Grey as Chief Financial Officer to Drive Scalable Growth and Operational Excellence
SAN FRANCISCO--(BUSINESS WIRE)--Horizon3.ai, the leader in offensive security, today announced the appointment of Holly Grey as Chief Financial Officer (CFO). With more than three decades of experience in public company operations, compliance, and strategic finance, Grey will lead Horizon3’s global finance organization as the company scales adoption of the NodeZero® Offensive Security Platform and continues its trajectory of rapid growth and market leadership. Grey most…
Read More →Horizon3’s NodeZero® Becomes First AI to Fully Solve Game of Active Directory (GOAD)
50x Faster Than Human Experts — Setting a New Benchmark for AI-Driven Offense San Francisco, CA – August 14, 2025 — Horizon3 today announced that NodeZero®, its autonomous penetration testing platform, is the first AI to fully solve the Game of Active Directory (GOAD) — a respected benchmark for Active Directory exploitation — completing the challenge in just 14 minutes. GOAD, developed by Orange Cyberdefense,…
Read More →Horizon3 Ranks No. 121 on the 2025 Inc. 5000 List of America’s Fastest-Growing Private Companies
With 2,962% growth, Horizon3 debuts at #121 and tops the cybersecurity category on Inc.’s list of America’s fastest-growing companies.
Read More →Horizon3 and Pax8 Expand Access to Offensive Security, Ushering in a New Era of Partner-Delivered Adversarial Testing
Horizon3's NodeZero® Offensive Security Platform is now available in the Pax8 Marketplace, enabling MSPs to deliver scalable adversarial testing, validate risk, and prove remediation with enterprise-grade tools.
Read More →Horizon3 Raises $100M to Cement Leadership in Autonomous Security
Horizon3 today announced a $100 million Series D funding round led by NEA, with participation from SignalFire, Craft Ventures and 9Yards Capital.
Read More →Horizon3 Gains FedRAMP High Authorization, Delivering on Its Commitment to Secure the Public Sector
Horizon3, the global leader in offensive security, today announced it has gained Federal Risk and Authorization Management Program (FedRAMP®) High Authorization, unlocking the ability to support even the most security-sensitive federal missions. This milestone fulfills Horizon3’s previously announced commitment to bring proof-based security to government agencies operating at the highest levels of compliance and risk exposure.
Read More →Horizon3 Unveils Vanguard Partner Program to Expand Autonomous Security Services and Revenue for the Channel
The Vanguard Partner Program provides escalating benefits based on technical enablement and business engagement.
Read More →Horizon3 Releases 2025 Cybersecurity Insights Report: Key Findings from Over 50,000 NodeZero® Pentests
Horizon3’s 2025 report reveals key security failures from 50K+ NodeZero pentests—showing why offense-driven security is critical.
Read More →Horizon3 Achieves 101% YoY Revenue Increase and Sets New Record in Q4 Performance
Horizon3 achieves 101% YoY revenue growth, setting records in Q4. Demand for NodeZero surges as firms adopt offense-driven security.
Read More →The Market Shifts to Autonomous Pentesting: Horizon3 Surpasses 100,000 NodeZero® Tests
NodeZero® has surpassed 100,000 pentests conducted by over 3,000 customers, with projections exceeding 400,000 by the end of 2026.
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