Author

Yin-Zhi Cao

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Preprint Aug 2026

Decomposition Attacks Across Unlinkable Identities: Limits of Stateful Defenses for LLM Services

It is proved that the achievable security and utility tradeoff depends entirely on how benign requests for the same capabilities are grouped, and that the achievable security and utility tradeoff depends entirely on how persistent, recognizable groups permit a useful defense.

Bowen Sun, Zhengyue Zhao, Xiaogeng Liu et al. · 1 citation

#natural language process... Preprint Oct 2026

Red-TTT: Test-Time Training for Automated Jailbreaking Large Language Models

Large language models remain vulnerable to jailbreaks, and automated red teaming is the standard way to find jailbreaks in large language models at scale. Current methods either draw more samples at test time through search, rewriting, and tree expansion, or train a stronger attacker offline with reinforcement learning...

Tong-Yan Hu, Hao Li, Xiaogeng Liu et al. · 0 citations