Depthfirst raises $80M to expand AI-native security platform and train domain-specific models
$80M. That's what depthfirst just raised to build AI-native security models across new domains.
Why it matters
Security startups are now building domain-specific AI models rather than layering AI on top of legacy tools. This funding shows investors believe the future of cybersecurity is models trained on security-specific data, not general-purpose LLMs.
The key facts
11 to knowdepthfirst raised $80M in new funding
Founded in 2024
Funding will support training additional security-specific models across new domains
Plans to expand AI research team
Focus on scaling enterprise adoption
AI-native security platform (not security tools bolted onto AI)
Depthfirst raised $80M
Focus: AI-native security platform
Use case: Domain-specific threat model training
Expansion plan: AI research team scaling + enterprise adoption
UNVERIFIED: Article published March 31, 2026 — future-dated or timestamp anomaly requires source verification
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SiliconAnglesiliconangle.com
Publisher excerpt: Artificial intelligence-native security platform startup depthfirst Inc. announced today that it has raised $80 million in new funding to train additional security models across new domains, expand its AI research team and scale up enterprise adoption. Founded in 2024, depthfirst is taking on the…