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Qing-Yuan Wu

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#artificial intelligence Preprint Sep 2026

ENDOPROMPT: Victim-Side Pseudo-References for Utility Degradation

ENDOPROMPT is a white-box method that learns utility-degrading prefixes from unlabeled instructions that yields a mean utility change of -26.8 percentage points across four instruction-tuned models and the complete splits of seven benign benchmarks.

Qing-Yuan Wu, Ze-Yu Feng, Yong-Da Yu et al. · 0 citations

Preprint Aug 2026

PsychJail: Exploring Psychological Jailbreaks via Multi-Turn Persuasion of LLM Policies

PsychJail is presented, a psychology-guided framework for red teaming aligned LLMs through theory-grounded, multi-turn persuasion and establishes psychological jailbreaks as a distinct red-teaming frontier for increasingly interactive LLMs.

Ze-Yu Feng, Qing-Yuan Wu, Yu-Zhe Luo et al. · 1 citation