SECURITY Signal 203
Horizon3, whose AI penetration testing platform NodeZero helps find and exploit attack paths in production systems, raised a $250M Series E at a $2B valuation (Kate Park/TechCrunch)
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Horizon3 raised a $250M Series E at a $2B valuation for its AI penetration testing platform NodeZero, which identifies and exploits attack paths in production systems.
The valuation more than triples the company's previous mark, signaling strong investor confidence in autonomous security testing tools. For teams operating production environments, it underscores a growing market for AI-driven platforms that continuously validate real attack paths rather than relying on static assessments.
Written by elseif from the cluster below · every claim links back to a sourceThe three things worth knowing
Horizon3's NodeZero platform uses AI to find and exploit attack paths in live production systems.
The $250M Series E values the company at $2B, more than tripling its prior valuation.
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