Preprint
Aug 2026
WebMCP-Phalanx: Enforcing and Characterizing Trust Boundaries for Browser-Integrated LLM Agents
This work proposes WebMCP-Phalanx, a dual-layer agent runtime architecture that provides a browser-native trust anchor that binds each tool to its registering principal through cryptographically protected capability credentials and propagates provenance labels throughout the tool lifecycle.
Lin-Fa Lee, Yi-Yu Chang, Kuo-Hui Yeh
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