Researchers Trick AI Agents Into Transferring Funds

Five out of ten were tricked by spoofed emails impersonating users, raising caps and transferring funds. Current OTP-based human-in-the-loop systems fail when agents have routine email access. The study proposes I-HITL—a framework using a trusted external device to ensure only humans can approve policy changes—along with CounterSign, a button accessible only to humans.

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