Author

Yan-Ming Guo

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#artificial intelligence Preprint Sep 2026

AdaGuard: An Adaptive Guard Model with User-defined Policies

Guard models support the safe deployment of language model agents, but fixed risk taxonomies limit their ability to accommodate requirements that vary across applications and tasks. Under user-defined policies, detecting violations requires interpreting both the applicable rules and the agent's behavior, since identica...

Yun-Hao Feng, Yi-Fan Ding, Yu-Xiang Xie et al. · 0 citations

#artificial intelligence Preprint Sep 2026

HazardAuditor: From Executable Threats to Safer Computer-Use Agents

Computer-use agents increasingly interact with browsers, terminals, file systems, and external services, introducing safety risks that emerge through runtime behavior rather than generated content alone. Existing guard models target static prompts and responses and are poorly suited to agent execution; existing executa...

Yun-Hao Feng, Rui-Xiao Lin, Ming Wen et al. · 0 citations