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2 posts

• Multi-Agent Trust Escalation: How Subagents Inherit and Abuse Orchestrator Permissions

  Multi-agent architectures introduce a trust escalation problem analogous to privilege escalation in OS security. When orchestrators delegate permissions to subagents, the attack surface multiplies. This post maps the attack classes, draws the OS and service-mesh analogies, and offers concrete defenses.

  Jun 29, 2026 agent-security multi-agent trust privilege-escalation least-privilege threat-modeling

• A Common Language for Evaluating Frontier AI: OpenAI's Shared Playbook

  OpenAI released a shared playbook for conducting trustworthy third-party AI evaluations, structured around three pillars: model capabilities, safeguards, and validity. Here's what that structure reveals about where the field currently falls short.

  May 30, 2026 evaluation ai-safety trust defense-patterns threat-modeling