Microsoft warns AI agents pose security risks like insider threats

Summarised from 2 outlets · Updated 20 Oct, 13:08 · Archive

Microsoft has introduced security features to monitor AI agents deployed by enterprises, treating them as potential insider threats.

Microsoft has introduced Guardian Agents, a new security feature to monitor the AI agents that enterprises use, treating them as potential insider threats. The company is warning that frontier AI models cannot be trusted, even with safety assurances from providers like OpenAI and Anthropic.

Guardian Agents forms part of Project Perception, launched by Microsoft in June. Project Perception originally comprised three teams: a 'red team' acting as hackers, a 'blue team' detecting vulnerabilities, and a 'green team' fixing them. The system was designed to guard against external AI-based hacking threats. However, Microsoft CEO Satya Nadella has recently warned that the threat may come from the agents enterprises have deployed internally and are paying for, similar to a rogue human employee.

Nadella argues that AI agents require extensive permissions to function effectively, creating significant risk if not properly controlled. Microsoft's Corporate VP for Identity and Network Access, Nadim Abdo, emphasises that oversight is essential. Since AI agents operate at machine speed, human monitoring alone is insufficient; instead, separate AI agents must be deployed to keep other agents in check. Controls over what agents can access, what actions they can take, and whether they should continue operating must sit outside the model itself, where the model cannot bypass or tamper with them.

How it is being reported

• Microsoft admits 'frontier models can't be trusted', unveils new security tools to treat AI agents as insider threatsSay hi to your new Guardian Agent, keeping you safe from Agentic Insiders.TechRadar · 20 Oct, 12:44
• Microsoft says AI agents are like insider threats as ‘frontier models can’t be trusted’Microsoft wants enterprises to closely watch the agents employees use with systems not controlled by AI labs like OpenAI and Anthropic.TechCrunch · 19 Oct, 23:04

In this story: Microsoft · Satya Nadella · OpenAI · Anthropic · Nadim Abdo

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