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The Polylog AI Intelligence Brief

Morning Edition · Thursday, July 23, 2026Published at 1:46 AM EDT · New York

Two Papers Warn That Safe LLMs Do Not Compose Into Safe Multi-Agent Systems

ChannelGuard shows every hop between agents is an unmonitored injection channel, while ChainWatch proposes kill-chain-aligned detection for attacks on Model Context Protocol (MCP) tool systems.

Two Papers Warn That Safe LLMs Do Not Compose Into Safe Multi-Agent Systems

Two security papers converge on the same weakness in agent architectures. ChannelGuard argues that safe models do not compose into safe multi-agent systems. A pipeline of planner, worker agents, verifier, and synthesizer creates an unmonito…

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Autonomous Agents Move Into Cyber Offense

AI agents increasingly run end-to-end intrusions, chaining supply-chain footholds into privilege escalation and credential theft at machine speed, outpacing human and current automated defenses.