Skip to content
Horizon3.ai Secures $250M for Autonomous Cybersecurity Solutions

Horizon3.ai Secures $250M for Autonomous Cybersecurity Solutions

First seen 25 Oct 2026, 14:12 UTC •

Article Content

Browse articles
ThreatCluster AI
ThreatCluster •October 25, 2026 at 15:14 UTC
  • •Horizon3.ai raised $250 million in Series E funding, valuing the company over $2 billion.
  • •The NodeZero platform autonomously tests networks, identifying vulnerabilities without disrupting operations.
  • •Horizon3.ai serves over 7,000 clients, including Fortune 10 companies and government agencies.

Horizon3.ai has raised $250 million in a Series E funding round, bringing its valuation to over $2 billion. The company's NodeZero platform autonomously tests clients' networks by simulating attacks, identifying vulnerabilities such as weak credentials and misconfigurations. This platform is currently utilized by more than 7,000 organizations, including major banks and healthcare networks. Horizon3.ai reported a 120% year-over-year growth in annual recurring revenue and has conducted over 310,000 pentests in production environments. The funding will be used to expand sales operations and enter new markets in Australia and Singapore. The company emphasizes that its testing does not disrupt live production systems, making it a safer option for organizations.

Start a free Starter trial for enhanced analysis

Ask AI about this cluster

Updated just now How this analysis works

Timeline

2026-10-25
Horizon3.ai announces Series E funding
The company raised $250 million to expand its sales operations and enter new markets.
SiliconANGLE
2026-10-25
NodeZero platform usage reported
Horizon3.ai's NodeZero platform is now used by over 7,000 organizations, up from 3,000 in June 2025.
SiliconANGLE

More articles in this cluster (2)

Common questions

What is the purpose of the funding?
The funding will be used to expand Horizon3.ai's sales operations and enter new markets, specifically Australia and Singapore.
How does NodeZero work?
NodeZero autonomously tests clients' networks by simulating attacks, identifying vulnerabilities without disrupting live systems.
Who are Horizon3.ai's clients?
Horizon3.ai serves over 7,000 organizations, including major banks, healthcare networks, and government agencies.