Depthfirst, which aims to build a “general security intelligence” for finding and fixing company vulnerabilities, raised an $80M Series B at a $580M valuation Forbes 2026-04-01 Thomas Brewster Depthfirst Related Coverage Depthfirst raises $80M to expand AI-native security platform and train domain-specific models SiliconANGLE · Duncan Riley depthfirst announces $80M in Series B Funding depthfirst Depthfirst: $80 Million Raised For AI-Native Cybersecurity Platform Expansion Pulse 2.0 · Amit Chowdhry depthfirst Raises $80M in Series B Funding FinSMEs