Red-teaming of the Agent Payments Protocol reveals vulnerabilities to direct and indirect prompt injection, with Branded Whisper and Vault Whisper attacks enabling product ranking manipulation and sensitive data extraction.
Announcing agent payments protocol (ap2)
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Whispers of Wealth: Red-Teaming Google's Agent Payments Protocol via Prompt Injection
Red-teaming of the Agent Payments Protocol reveals vulnerabilities to direct and indirect prompt injection, with Branded Whisper and Vault Whisper attacks enabling product ranking manipulation and sensitive data extraction.