Author

Avital Aviv

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Preprint Aug 2026

Beyond the Mandate: A Systematic Security Analysis of the Agent Payments Protocol (AP2)

A systematic security analysis of AP2 v0.2 based on its roles, transaction lifecycle, deployment architectures, and trust boundaries shows that valid mandate signatures alone do not ensure that an agent-mediated transaction reflects the user's intent when its pre-authorization context is manipulated.

Avital Aviv, Parth A. Gandh, Ron Bitton et al. · 0 citations