Cybersecurity

Capture-the-flag ranges, vulnerable network simulations, and secure-code review tasks where models learn to find, exploit, and patch vulnerabilities. Security environments serve a dual purpose: training more capable defensive agents and evaluating dangerous capabilities before deployment.

6 startups

NameDomainsLocationTeamFundingRaising
ARIMLABS
Security and long-horizon environments for agentic AI
Cybersecurity, Long HorizonWarsaw11-25--
Gray Swan AI
Adversarial red-teaming arenas and safety evals for frontier models
Cybersecurity, AlignmentPittsburgh11-25~$40M (reported)-
Incalmo
Offensive-security environments for AI agents
CybersecuritySan Mateo11-25--
Invariant Labs
Security testing and analysis for AI agents; acquired by Snyk
Cybersecurity, AlignmentZurich1-10Acquired by Snyk (June 2025)No
Quesma
Security-domain RL environments and binary analysis evals
Cybersecurity, CodingWarsaw11-25--
Rise Data Labs
US-based expert human data and custom RL environments for enterprise AI
Computer Use, Coding, Finance, Cybersecurity, Legal, Data Labeling, Enterprise, Multi-Domain, RLHF, Custom EnvironmentsUnited States--Yes

Other domains