AI Security
Securing AI/ML systems, models, pipelines, and defending against AI-driven threats.
Eve Security
Austin startup building "agent-in-the-loop" runtime policy enforcement that restricts what AI agents are allowed to do based on…
AIR
AIR builds a runtime context firewall that vets and monitors the skills, plugins, and MCP tools enterprise AI…
LatticaAI
Very early-stage Israeli startup building fully homomorphic encryption infrastructure to let AI systems compute on sensitive data without…
CalypsoAI
AI security validation and guardrail platform for testing, monitoring and governing enterprise LLM deployments, acquired by F5 in…
Protecto
Protecto builds APIs for data discovery, classification, and de-identification purpose-built to protect sensitive data across the AI training…
Protopia AI
Austin-based AI security startup whose Stained Glass Transform technology obfuscates sensitive data before it reaches AI models, letting…
Monitaur
Monitaur is an AI governance platform specialized in highly regulated industries (insurance, financial services) that automates model inventory,…
Jericho Security Inc
A venture-backed security-awareness startup using generative AI for personalized phishing and deepfake simulations.
Opsin Security
Opsin gives enterprises visibility and risk scoring for the AI tools and agents employees adopt on their own,…
FireTail
FireTail is a McLean, Virginia security company that pivoted from API security into AI security and governance, helping…
PVML
PVML provides a differential-privacy-based secure data access layer that lets AI agents and LLMs query enterprise databases via…
Adversa AI
Bootstrapped AI red-teaming and adversarial-vulnerability research firm offering continuous red-teaming for agentic AI and coding-agent security.
Prime Security
A Series A New York startup using agentic AI to catch security design flaws before code is written.
SplxAI
A Zagreb-founded startup that automates red-teaming for AI agents, running simulated attacks to catch prompt injection before deployment.
Dreadnode
An offensive-security startup that red-teams AI models and agentic systems before and after deployment, founded by former NVIDIA…
Trustwise
Trustwise builds an AI runtime control plane that intercepts and evaluates agentic AI actions before execution, authorizing, blocking,…
SEWORKS
A San Francisco-based application security firm founded by former competitive white-hat hackers, offering AI-driven penetration testing (Pentoma), mobile…
Promptfoo
A San Francisco open-source LLM and agent security-testing tool, used by over 25% of the Fortune 500, acquired…
Cotool
Cotool is a Y Combinator-backed AI co-pilot for security operations teams that automatically assembles investigation context across a…
Vijil
Vijil provides trust infrastructure for AI agent development, letting engineering teams test agent reliability and resilience before deployment…
Google (Cloud Security AI portfolio)
Major cloud incumbent applying its Secure AI Framework and Google Cloud security products, including Model Armor, to protect…
Modulos
AI governance platform that discovers shadow AI systems and continuously checks them against EU AI Act, ISO 42001,…
Fiddler AI
Fiddler AI provides a control plane for monitoring, governing, and securing both predictive and agentic AI systems in…
Portal26
AI application governance platform that discovers shadow AI usage and enforces data-leak guardrails across an organization's generative AI…