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The NodeZero® platform empowers your organization to continuously find, fix, and verify your exploitable attack surface. Reduce your security risk by autonomously finding weaknesses in your network, knowing how to prioritize and fix them, and immediately verifying that your fixes work. NodeZero delivers production-safe autonomous pentests and other key assessment operations that scale across your largest internal, external, cloud, and hybrid cloud environments. No required agents, no code to write, and no consultants to hire. We are a fusion of former U.S. Special Operations cyber operators, startup engineers, and formerly frustrated cybersecurity practitioners. We're committed to helping solve our common security problems: ineffective security tools, false positives resulting in alert fatigue, blind spots, "checkbox” security culture, cybersecurity skills shortage, and the long lead time and expense of hiring outside consultants.
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Horizon3.ai Integrates NodeZero® with ServiceNow Vulnerability Response to Drive Risk-Based Remediation - FinancialContent

Horizon3.ai Integrates NodeZero® with ServiceNow Vulnerability Response to Drive Risk-Based Remediation FinancialContent

Horizon3.ai Raises $100M to Cement Leadership in Autonomous Security - Business Wire

Horizon3.ai Raises $100M to Cement Leadership in Autonomous Security Business Wire

Exclusive: Security startup Horizon3.ai is raising $100M in new round - TechCrunch

Exclusive: Security startup Horizon3.ai is raising $100M in new round TechCrunch

Horizon3.ai Expands NodeZero with Endpoint Security Effectiveness Check - MSSP Alert

Horizon3.ai Expands NodeZero with Endpoint Security Effectiveness Check MSSP Alert

Cybersecurity startup Horizon3.ai taps new CFO - CFO Dive

Cybersecurity startup Horizon3.ai taps new CFO CFO Dive

Tech Data and Horizon3.ai partner to bolster regional cybersecurity offering - CRN Australia

Tech Data and Horizon3.ai partner to bolster regional cybersecurity offering CRN Australia

Horizon3.ai taps veteran CFO as cybersecurity startup bridging military intelligence and Silicon Valley scales up - Fortune

Horizon3.ai taps veteran CFO as cybersecurity startup bridging military intelligence and Silicon Valley scales up Fortune

Horizon3.ai secures $100M to expand partner reach and federal adoption - SiliconANGLE

Horizon3.ai secures $100M to expand partner reach and federal adoption SiliconANGLE

Horizon3.ai And The NSA Sound Alarm On Supply Chain Cyber Threats - Forbes

Horizon3.ai And The NSA Sound Alarm On Supply Chain Cyber Threats Forbes

Cybersecurity Gamechanger: Horizon3.ai’s Snehal Antani - GrowthCap

Cybersecurity Gamechanger: Horizon3.ai’s Snehal Antani GrowthCap

Horizon3.ai Reports Record 1H 2025 Results, Proving NodeZero’s Enterprise-Scale Impact - Yahoo Finance

Horizon3.ai Reports Record 1H 2025 Results, Proving NodeZero’s Enterprise-Scale Impact Yahoo Finance

Horizon3.ai Launches Its Vanguard Partner Program for MSSPs - MSSP Alert

Horizon3.ai Launches Its Vanguard Partner Program for MSSPs MSSP Alert

Horizon3.ai Extends NodeZero® Platform with Active Directory Tripwires, Allowing Enterprises to Significantly Scale Offensive Security Efforts - Business Wire

Horizon3.ai Extends NodeZero® Platform with Active Directory Tripwires, Allowing Enterprises to Significantly Scale Offensive Security Efforts Business Wire

Horizon3.ai Puts Pentest Platform on Pax8 Market for MSSPs and MSPs - MSSP Alert

Horizon3.ai Puts Pentest Platform on Pax8 Market for MSSPs and MSPs MSSP Alert

Horizon3.ai Gains FedRAMP High Authorization, Delivering on Its Commitment to Secure the Public Sector - Business Wire

Horizon3.ai Gains FedRAMP High Authorization, Delivering on Its Commitment to Secure the Public Sector Business Wire

SentinelOne, Horizon3.ai Receive FedRAMP Authorization, Broadening Government Access - MSSP Alert

SentinelOne, Horizon3.ai Receive FedRAMP Authorization, Broadening Government Access MSSP Alert

Horizon3.ai Raises Fresh Capital to Expand AI-Driven Security Operations - MSSP Alert

Horizon3.ai Raises Fresh Capital to Expand AI-Driven Security Operations MSSP Alert

Horizon3.ai Launches Threat Actor Intelligence: Turning Exploitable Vulnerabilities Into Adversary Context - Business Wire

Horizon3.ai Launches Threat Actor Intelligence: Turning Exploitable Vulnerabilities Into Adversary Context Business Wire

Horizon3.ai’s NodeZero® Becomes First AI to Fully Solve Game of Active Directory (GOAD) - Yahoo Finance

Horizon3.ai’s NodeZero® Becomes First AI to Fully Solve Game of Active Directory (GOAD) Yahoo Finance

This cybersecurity company's AI hacker can locate files on Nimitz-class aircraft carriers ‘in less than five minutes’ - Fortune

This cybersecurity company's AI hacker can locate files on Nimitz-class aircraft carriers ‘in less than five minutes’ Fortune

Horizon3.ai, Glean close big funding rounds as VC firehose turns on again - thestack.technology

Horizon3.ai, Glean close big funding rounds as VC firehose turns on again thestack.technology

Horizon3.ai Launches Endpoint Security Effectiveness in NodeZero® - Business Wire

Horizon3.ai Launches Endpoint Security Effectiveness in NodeZero® Business Wire

Tech Data and Horizon3.ai partner to deliver offensive security across APJ - varindia.com

Tech Data and Horizon3.ai partner to deliver offensive security across APJ varindia.com

Black Hat 2025: Penetration Testing Evolves With AI Capabilities - BizTech Magazine

Black Hat 2025: Penetration Testing Evolves With AI Capabilities BizTech Magazine

Horizon3.ai Releases 2025 Cybersecurity Insights Report: Key Findings from Over 50,000 NodeZero® Pentests - Business Wire

Horizon3.ai Releases 2025 Cybersecurity Insights Report: Key Findings from Over 50,000 NodeZero® Pentests Business Wire

Horizon3.ai Appoints Holly Grey as Chief Financial Officer to Drive Scalable Growth and Operational Excellence - Yahoo Finance

Horizon3.ai Appoints Holly Grey as Chief Financial Officer to Drive Scalable Growth and Operational Excellence Yahoo Finance

Horizon3.ai Unveils Vanguard Partner Program to Expand Autonomous Security Services and Revenue for the Channel - Business Wire

Horizon3.ai Unveils Vanguard Partner Program to Expand Autonomous Security Services and Revenue for the Channel Business Wire

From scanner noise to verified fixes: How NodeZero MCP powers agentic AI in RBVM - SC Media

From scanner noise to verified fixes: How NodeZero MCP powers agentic AI in RBVM SC Media

Horizon3.ai Ranks No. 121 on the 2025 Inc. 5000 List of America’s Fastest-Growing Private Companies - Business Wire

Horizon3.ai Ranks No. 121 on the 2025 Inc. 5000 List of America’s Fastest-Growing Private Companies Business Wire

Exclusive: Horizon3.ai raises $100M Series D - Axios

Exclusive: Horizon3.ai raises $100M Series D Axios

Horizon3.ai Secures $100 Million in Funding for Autonomous Security - StartupHub.ai

Horizon3.ai Secures $100 Million in Funding for Autonomous Security StartupHub.ai

Xerox patches critical vulnerability in FreeFlow Core application - Cybersecurity Dive

Xerox patches critical vulnerability in FreeFlow Core application Cybersecurity Dive

Cybersecurity firm Horizon3.ai raises $100m for AI growth - FinTech Global

Cybersecurity firm Horizon3.ai raises $100m for AI growth FinTech Global

Horizon3.ai Expands on Disruptive Value of Autonomous Penetration Testing for Security Teams Worldwide - Business Wire

Horizon3.ai Expands on Disruptive Value of Autonomous Penetration Testing for Security Teams Worldwide Business Wire

Horizon3.ai Achieves 101% YoY Revenue Increase and Sets New Record in Q4 Performance - Business Wire

Horizon3.ai Achieves 101% YoY Revenue Increase and Sets New Record in Q4 Performance Business Wire

The Market Shifts to Autonomous Pentesting: Horizon3.ai Surpasses 100,000 NodeZero® Tests - Business Wire

The Market Shifts to Autonomous Pentesting: Horizon3.ai Surpasses 100,000 NodeZero® Tests Business Wire

Horizon3.ai Secures $100M in Funding to Combat AI-Powered Cyberattacks - StartupHub.ai

Horizon3.ai Secures $100M in Funding to Combat AI-Powered Cyberattacks StartupHub.ai

Horizon3.ai launches endpoint security effectiveness in NodeZero - ZAWYA

Horizon3.ai launches endpoint security effectiveness in NodeZero ZAWYA

Black Hat USA 2025 Announces Main Stage Lineup Featuring Industry Leaders from Qualys, Horizon3.ai, NSA Cybersecurity Collaboration Center, Microsoft, and Splunk - Yahoo Finance

Black Hat USA 2025 Announces Main Stage Lineup Featuring Industry Leaders from Qualys, Horizon3.ai, NSA Cybersecurity Collaboration Center, Microsoft, and Splunk Yahoo Finance

Addressing Security Gaps During M&A Is Critical - Crunchbase News

Addressing Security Gaps During M&A Is Critical Crunchbase News

Horizon3.ai NodeZero Insights enables executives to visualize changes in their security posture - Help Net Security

Horizon3.ai NodeZero Insights enables executives to visualize changes in their security posture Help Net Security

NetScaler warns hackers are exploiting zero-day vulnerability - Cybersecurity Dive

NetScaler warns hackers are exploiting zero-day vulnerability Cybersecurity Dive

Ellen Sundra Joins Horizon3.ai as Vice President, Customers - Business Wire

Ellen Sundra Joins Horizon3.ai as Vice President, Customers Business Wire

Proof-of-concept exploit released for 4 Ivanti vulnerabilities - Cybersecurity Dive

Proof-of-concept exploit released for 4 Ivanti vulnerabilities Cybersecurity Dive

RCE flaw in tool for building AI agents exploited by attackers (CVE-2025-3248) - Help Net Security

RCE flaw in tool for building AI agents exploited by attackers (CVE-2025-3248) Help Net Security

Langflow AI Builder Vulnerability Allows Full Server Compromise by Remote Attackers - Cyber Press

Langflow AI Builder Vulnerability Allows Full Server Compromise by Remote Attackers Cyber Press

Cybersecurity Gaps Leave Doors Wide Open - Dark Reading | Security

Cybersecurity Gaps Leave Doors Wide Open Dark Reading | Security

Check for CitrixBleed 2 exploitation even if you patched quickly! (CVE-2025-5777) - Help Net Security

Check for CitrixBleed 2 exploitation even if you patched quickly! (CVE-2025-5777) Help Net Security

AI models can generate exploit code at lightning speed - theregister.com

AI models can generate exploit code at lightning speed theregister.com

Horizon3.ai Launches NodeZero™ Kubernetes Pentesting, Empowering Organizations to Protect Critical Infrastructure - Business Wire

Horizon3.ai Launches NodeZero™ Kubernetes Pentesting, Empowering Organizations to Protect Critical Infrastructure Business Wire

Horizon3.ai Raises $100M to Cement Leadership in Autonomous Security - Via TT

Horizon3.ai Raises $100M to Cement Leadership in Autonomous Security Via TT

Unilever Deepens Commitment to AI Innovation through Vector Institute Collaboration - GlobeNewswire

Unilever Deepens Commitment to AI Innovation through Vector Institute Collaboration GlobeNewswire

Critical SimpleHelp Flaws Allow File Theft, Privilege Escalation, and RCE Attacks - The Hacker News

Critical SimpleHelp Flaws Allow File Theft, Privilege Escalation, and RCE Attacks The Hacker News

Horizon3.ai Named to the 2025 Fortune Cyber 60 for the Second Consecutive Year - Business Wire

Horizon3.ai Named to the 2025 Fortune Cyber 60 for the Second Consecutive Year Business Wire

CISA Warns of Actively Exploited Critical Flaw in Langflow - ActuIA

CISA Warns of Actively Exploited Critical Flaw in Langflow ActuIA

Critical SimpleHelp vulnerabilities fixed, update your server instances! - Help Net Security

Critical SimpleHelp vulnerabilities fixed, update your server instances! Help Net Security

Scot-Secure West 2025 | Traditional Pentests Are Outdated by Design - digit.fyi

Scot-Secure West 2025 | Traditional Pentests Are Outdated by Design digit.fyi

PoC Exploit Published for Critical Ivanti EPM Vulnerabilities - SecurityWeek

PoC Exploit Published for Critical Ivanti EPM Vulnerabilities SecurityWeek

New infosec products of the week: December 13, 2024 - Help Net Security

New infosec products of the week: December 13, 2024 Help Net Security

Tech Mahindra and Horizon3.ai Partner to Enhance AI-based Cyber Resilience for Global Customers - Business Wire

Tech Mahindra and Horizon3.ai Partner to Enhance AI-based Cyber Resilience for Global Customers Business Wire

Horizon3.ai Appoints Jill Passalacqua as Chief Legal Officer - Business Wire

Horizon3.ai Appoints Jill Passalacqua as Chief Legal Officer Business Wire

Horizon3.ai Appoints Matt Hartley as Chief Revenue Officer to Spearhead Growth Initiatives - Business Wire

Horizon3.ai Appoints Matt Hartley as Chief Revenue Officer to Spearhead Growth Initiatives Business Wire

Keith Poyser Appointed as Vice President for EMEA at Horizon3.ai - Business Wire

Keith Poyser Appointed as Vice President for EMEA at Horizon3.ai Business Wire

Horizon3.ai raises $40M to build out its enterprise-wide proactive security platform - SiliconANGLE

Horizon3.ai raises $40M to build out its enterprise-wide proactive security platform SiliconANGLE

Critical Palo Alto Networks Expedition bug exploited (CVE-2024-5910) - Help Net Security

Critical Palo Alto Networks Expedition bug exploited (CVE-2024-5910) Help Net Security

Nicholas Warner Joins Horizon3.ai as Independent Board Director, Bringing Over Two Decades of Cybersecurity Expertise - Business Wire

Nicholas Warner Joins Horizon3.ai as Independent Board Director, Bringing Over Two Decades of Cybersecurity Expertise Business Wire

New AI lab to boost innovation, technology and collaboration - Unilever

New AI lab to boost innovation, technology and collaboration Unilever

Horizon3.ai Celebrates Significant Growth and Innovations in First Half of 2024 - Business Wire

Horizon3.ai Celebrates Significant Growth and Innovations in First Half of 2024 Business Wire

Horizon3.ai Recognized as a Fastest-Growing Cybersecurity Company on the Fortune Cyber 60 List - Business Wire

Horizon3.ai Recognized as a Fastest-Growing Cybersecurity Company on the Fortune Cyber 60 List Business Wire

Horizon3 secures $40M to expand its pen testing platform - TechCrunch

Horizon3 secures $40M to expand its pen testing platform TechCrunch

Horizon3.ai’s NodeZero™ Analytics Unleashes and Extends the Power of NodeZero’s Advanced Pentesting and Analysis - Business Wire

Horizon3.ai’s NodeZero™ Analytics Unleashes and Extends the Power of NodeZero’s Advanced Pentesting and Analysis Business Wire

Unveiling NodeZero Tripwires™: Horizon3.ai Enhances Penetration Testing with Integrated Threat Detection - Business Wire

Unveiling NodeZero Tripwires™: Horizon3.ai Enhances Penetration Testing with Integrated Threat Detection Business Wire

Horizon3.ai Raises $30M Series B to Disrupt the Pentesting Market - PR Newswire

Horizon3.ai Raises $30M Series B to Disrupt the Pentesting Market PR Newswire

Horizon3.ai Appoints Torie Runzel as Vice President of People - Business Wire

Horizon3.ai Appoints Torie Runzel as Vice President of People Business Wire

Horizon3.ai Raises $30 Million in Series B - The SaaS News

Horizon3.ai Raises $30 Million in Series B The SaaS News

CORRECTING and REPLACING Horizon3.ai Garners Spot in 2024 CRN® Partner Program Guide - The AI Journal

CORRECTING and REPLACING Horizon3.ai Garners Spot in 2024 CRN® Partner Program Guide The AI Journal

Most Promising Early-Stage Start Up | Horizon3.ai - SC Media

Most Promising Early-Stage Start Up | Horizon3.ai SC Media

Horizon3.ai Launches New NodeZero Consulting PLUS Program to Accelerate Revenue Opportunities for Partners - PR Newswire

Horizon3.ai Launches New NodeZero Consulting PLUS Program to Accelerate Revenue Opportunities for Partners PR Newswire

Horizon3.ai Raises $8.5M to Disrupt the Cybersecurity Assessments Market - PR Newswire

Horizon3.ai Raises $8.5M to Disrupt the Cybersecurity Assessments Market PR Newswire

Channel Brief: Dell Layoffs Cut 12.5K Workers, AVANT Acquires CX Effect - ChannelE2E

Channel Brief: Dell Layoffs Cut 12.5K Workers, AVANT Acquires CX Effect ChannelE2E

Horizon3.ai unveils Phishing Impact Testing - Security Info Watch

Horizon3.ai unveils Phishing Impact Testing Security Info Watch

PoC for critical SolarWinds Web Help Desk vulnerability released (CVE-2024-28987) - Help Net Security

PoC for critical SolarWinds Web Help Desk vulnerability released (CVE-2024-28987) Help Net Security

Robert Cariddi Joins Horizon3.ai as New Chief Revenue Officer - PR Newswire

Robert Cariddi Joins Horizon3.ai as New Chief Revenue Officer PR Newswire

Chris Hill Named Horizon3 Federal & Public Sector Head - GovCon Wire

Chris Hill Named Horizon3 Federal & Public Sector Head GovCon Wire

Air Force Veteran, Ex-Splunk CTO Lead Cybersecurity Firm Horizon3.ai - businessinsider.com

Air Force Veteran, Ex-Splunk CTO Lead Cybersecurity Firm Horizon3.ai businessinsider.com

Tech Mahindra, Horizon3.ai partner to provide AI-based cyber resilience to global customers - Indiatimes

Tech Mahindra, Horizon3.ai partner to provide AI-based cyber resilience to global customers Indiatimes

Legion Cyberworks Partners with Horizon3.ai to Offer Autonomous Pentesting-as-a-Service - PR Newswire

Legion Cyberworks Partners with Horizon3.ai to Offer Autonomous Pentesting-as-a-Service PR Newswire

PoC exploits for critical FortiSIEM command execution flaws released (CVE-2024-23108, CVE-2023-34992) - Help Net Security

PoC exploits for critical FortiSIEM command execution flaws released (CVE-2024-23108, CVE-2023-34992) Help Net Security

PoC exploit, IoCs for Fortinet FortiNAC RCE released (CVE-2022-39952) - Help Net Security

PoC exploit, IoCs for Fortinet FortiNAC RCE released (CVE-2022-39952) Help Net Security

CISA Warns of Attacks Exploiting NextGen Healthcare Mirth Connect Flaw - SecurityWeek

CISA Warns of Attacks Exploiting NextGen Healthcare Mirth Connect Flaw SecurityWeek

Horizon3.ai Named a Winner of The Pitch 2021 By Constellation Research - PR Newswire

Horizon3.ai Named a Winner of The Pitch 2021 By Constellation Research PR Newswire

Horizon3.ai Named a Finalist in The Pitch by Constellation Research - PR Newswire

Horizon3.ai Named a Finalist in The Pitch by Constellation Research PR Newswire

Experts released PoC exploit for critical Progress Software OpenEdge bug - Security Affairs

Experts released PoC exploit for critical Progress Software OpenEdge bug Security Affairs

Fortinet plugs critical security hole in FortiNAC, with a PoC incoming (CVE-2022-39952) - Help Net Security

Fortinet plugs critical security hole in FortiNAC, with a PoC incoming (CVE-2022-39952) Help Net Security

Fortinet Warns of Yet Another Critical RCE Flaw - Dark Reading | Security

Fortinet Warns of Yet Another Critical RCE Flaw Dark Reading | Security

Apache Superset Vulnerability: Insecure Default Configuration Exposes Servers to RCE Attacks - The Hacker News

Apache Superset Vulnerability: Insecure Default Configuration Exposes Servers to RCE Attacks The Hacker News

Former JSOC CTO takes aims at stopping cyberattacks before they happen with Horizon3 AI - SiliconANGLE

Former JSOC CTO takes aims at stopping cyberattacks before they happen with Horizon3 AI SiliconANGLE

Israeli startups dominate promising cyber companies list - CTech

Israeli startups dominate promising cyber companies list CTech

Hackers exploiting vulnerability affecting Zoho ManageEngine products: Rapid7 - The Record from Recorded Future News

Hackers exploiting vulnerability affecting Zoho ManageEngine products: Rapid7 The Record from Recorded Future News

FortiNAC Vulnerability (CVE-2022-39952) Exposes Firms - Cyble

FortiNAC Vulnerability (CVE-2022-39952) Exposes Firms Cyble

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