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Horizon3 hits $2 billion valuation with $250M Series E as AI threats escalate

Technology · en

Horizon3 hits $2 billion valuation with $250M Series E as AI threats escalate

TechCrunch · Aug 3, 2026, 12:50 PM UTC

Cybersecurity startup Horizon3 raised $250 million at a $2 billion valuation as companies want continuous, AI-powered security validation instead of annual pentesting.