Author

Xing-Jun Ma

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#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

#natural language process... Preprint Aug 2026

OpenART: Scaling Agent Red Teaming via Open-Ended Environment Evolution

This work proposes the Evolutionary Markov Hypergraph Attack (EMHA), a black-box policy that performs feedback-driven environment evolution by coordinating authorized state transitions without requiring parameter updates, and establishes OpenART as a scalable foundation for studying agent safety in complex, evolving en...

Yunhao Chen, Xin Wang, Yi-Xu Wang et al. · 0 citations