Tenet Security Raises $6 Million to Secure AI Agents at Runtime

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Summary

Tenet Security raised $6 million in seed funding for a platform it says monitors AI agents at runtime and can stop harmful actions. The company also reported findings from its research and claimed detections in early deployments.

Key points

  • Tenet Security, founded by Barak Sternberg and Nevo Poran, raised a $6 million seed round led by the Westly Group.
  • The company says its runtime sensor monitors operating-system behavior, network and API calls, and agents’ LLM reasoning.
  • Tenet says the platform simulates an agent’s next move when it flags suspicious behavior and can block actions it deems harmful.
  • Tenet’s Threat Labs says it assessed more than 100 enterprise environments and found thousands of organizations potentially exposed through publicly accessible attack paths.
  • Tenet claims that, in one legal-sector enterprise deployment, its platform detected and blocked more than ten attempted attacks, including a critical XSS attack.
  • The company also says it identified a runaway agent generating tens of thousands of dollars in unnecessary token consumption at a Fortune 1000 customer.

Article Details

Event Type
Tenet Security announced a $6 million seed funding round led by the Westly Group.
Impact
Tenet says the funding will support product development, expansion of Tenet Threat Labs and North American operations, and broader coverage of AI agent frameworks and enterprise environments. The company says its platform detected and blocked more than ten attempted attacks, including a critical XSS attack, at one enterprise deployment, and identified a runaway agent causing unnecessary token consumption at another.

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