Book
Open access
Nov 2026
INSURE: Inference-Time Defense Framework for Securing Agents against Hijacking
Agents are increasingly susceptible to hijack attacks, where malicious instructions embedded in cross-modal inputs (e.g., adversarial images or retrieved web content) are used to deceive the agent's execution. Existing defenses typically rely on strict filtering or refusal mechanisms, which suffer from a critical limit...
Che Wang, Fu-Yao Zhang, Jiaming Zhang et al.
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