Rig Security Raises $12M to Secure AI Agents

The big picture: Rig Security emerged from stealth Monday with $12 million in seed funding. The cybersecurity startup aims to solve the ‘identity problem’ of AI agents, which often operate through human credentials, making their actions indistinguishable from people to traditional security tools.

Why it matters:

• Identity Blind Spot: AI agents operating through existing human and machine accounts create a significant security gap, as their actions can appear to originate from the credentialed employee.
• Enterprise Risk: This ambiguity poses a serious risk, making it difficult for security teams to determine if data deletion, infrastructure changes, or sensitive information access were performed by an employee or an AI agent acting on their behalf.
• Evolving Threat: As companies increasingly grant AI agents permissions to write code, investigate incidents, and automate processes, the challenge shifts from ‘who has access’ to ‘what is acting through that access right now’.

How it works:

• Identity Correlation: Rig’s RICE (Rig Identity Correlation Engine) uses machine learning and mathematical modeling to match identities across identity providers, cloud infrastructure, corporate networks, and endpoints, claiming over 96% accuracy in internal testing.
• Identity Dependencies Graph: These connections feed a graph that maps relationships among people, machines, AI agents, accounts, permissions, and active sessions, providing a comprehensive view of identity interactions.
• Endpoint Monitoring: An endpoint sensor observes device-level activity, distinguishing AI agent sessions from human activity to enforce policies against the agent without disrupting the person’s access.

The catch: Rig Security enters a mature cybersecurity market where identity protection for human and machine accounts is well-established. The company’s claimed identity-resolution accuracy is unverified, and they face the challenge of convincing enterprises to invest in a new layer of security specifically for AI agents, a threat vector still in its early stages of widespread adoption.

Key Facts

• Company: Rig Security
• Amount: $12M
• Round: Seed
• Investors: Ten Eleven Ventures and Brightmind Partners (co-lead), CrowdStrike Falcon Fund, Ami Luttwak
• Founder: Guy Kozliner
• Announced: 2026-09-29
• Sector: AI Agent Identity Protection