Tianqing Zhu
2 papers · Latest:
Cryptography & Security
CSC: Turning the Adversary's Poison against Itself
CSC neutralizes backdoor attacks by identifying and relabeling poisoned data clusters, achieving near-zero attack success with minimal accuracy loss.
2604.21416
Cryptography & SecurityUnreal Thinking: Chain-of-Thought Hijacking via Two-stage Backdoor
This paper introduces Two-stage Backdoor Hijacking (TSBH) to manipulate LLM Chain-of-Thought (CoT) via lightweight adapters, posing a new safety risk.
2604.09235
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