About
Horizon3.ai provides an autonomous penetration testing platform, NodeZeroTM, which uses AI to continuously find, fix, and verify exploitable attack surfaces. This empowers organizations to reduce security risks and continuously improve their security posture by safely hacking production environments and autonomously repeating the process.
Products
2The NodeZero™ platform lowers your organization's security risk by autonomously identifying network vulnerabilities, providing detailed remediation guidance, and instantly verifying the effectiveness of your fixes.
Hacks web applications to provide continuous clarity into threat exposure with end-to-end attack-path validation.
Recent News
Horizon3 + CrowdStrike: Prove. Prioritize. Verify.
This factsheet details how Horizon3 and CrowdStrike integrate NodeZero exploitability intelligence with Falcon Next-Gen SIEM and Fusion SOAR, crucial for MSPs managing client security operations and demonstrating risk reduction.
Read moreWhat Security Metrics Actually Matter?
This blog explores key security metrics for CTEM, focusing on attack paths and verification, offering valuable insights for MSPs to demonstrate risk reduction and improve client reporting on security effectiveness.
Read moreCVE-2026-76504
This announcement details a critical, actively exploited Cisco Catalyst SD-WAN Manager vulnerability allowing unauthenticated API access, which NodeZero Rapid Response can validate for MSPs managing client network infrastructure.
Read moreHorizon3 Earns Cyber Essentials Certification Covering NodeZero EU Network
Horizon3 achieved Cyber Essentials Plus certification for its NodeZero AWS EU network, supporting its EU data sovereignty site in Germany. This reinforces trust and compliance for MSPs serving European clients using NodeZero.
Read moreHorizon3 Announces Integration with CrowdStrike Falcon® Next-Gen SIEM
Horizon3 now integrates NodeZero® findings directly into CrowdStrike Falcon® Next-Gen SIEM, enabling MSPs to better correlate exploitable exposures with broader security telemetry for comprehensive client security management.
Read moreFounded
2019
Employees
220
Industry
Computer & Network Security
Headquarters
San Francisco, California, United States
Focus Areas