Xu, Zhangchen

11 publications

ICLR 2026 Building a Foundational Guardrail for General Agentic Systems via Synthetic Data Yue Huang, Hang Hua, Yujun Zhou, Pengcheng Jing, Manish Nagireddy, Inkit Padhi, Greta Dolcetti, Zhangchen Xu, Subhajit Chaudhury, Ambrish Rawat, Liubov Nedoshivina, Pin-Yu Chen, Prasanna Sattigeri, Xiangliang Zhang

ICLR 2026 SoSBench: Benchmarking Safety Alignment on Six Scientific Domains Fengqing Jiang, Fengbo Ma, Zhangchen Xu, Yuetai Li, Zixin Rao, Bhaskar Ramasubramanian, Luyao Niu, Bo Li, Xianyan Chen, Zhen Xiang, Radha Poovendran

AAAI 2025 ChatBug: A Common Vulnerability of Aligned LLMs Induced by Chat Templates Fengqing Jiang, Zhangchen Xu, Luyao Niu, Bill Yuchen Lin, Radha Poovendran

ICLRW 2025 CleanGen: Mitigating Backdoor Attacks for Generation Tasks in Large Language Models Yuetai Li, Zhangchen Xu, Fengqing Jiang, Luyao Niu, Dinuka Sahabandu, Bhaskar Ramasubramanian, Radha Poovendran

ICLR 2025 Magpie: Alignment Data Synthesis from Scratch by Prompting Aligned LLMs with Nothing Zhangchen Xu, Fengqing Jiang, Luyao Niu, Yuntian Deng, Radha Poovendran, Yejin Choi, Bill Yuchen Lin

ICLRW 2025 SafeChain: Safety of Language Models with Long Chain-of-Thought Reasoning Capabilities Fengqing Jiang, Zhangchen Xu, Yuetai Li, Luyao Niu, Zhen Xiang, Bo Li, Bill Yuchen Lin, Radha Poovendran

ICLRW 2025 Stronger Models Are NOT Always Stronger Teachers for Instruction Tuning Zhangchen Xu, Fengqing Jiang, Luyao Niu, Bill Yuchen Lin, Radha Poovendran

ICLRW 2024 ArtPrompt: ASCII Art-Based Jailbreak Attacks Against Aligned LLMs Fengqing Jiang, Zhangchen Xu, Luyao Niu, Zhen Xiang, Bhaskar Ramasubramanian, Bo Li, Radha Poovendran

NeurIPSW 2024 ChatBug: A Common Vulnerability of Aligned LLMs Induced by Chat Templates Fengqing Jiang, Zhangchen Xu, Luyao Niu, Bill Yuchen Lin, Radha Poovendran

ICLRW 2024 SafeDecoding: Defending Against Jailbreak Attacks via Safety-Aware Decoding Zhangchen Xu, Fengqing Jiang, Luyao Niu, Jinyuan Jia, Bill Yuchen Lin, Radha Poovendran

NeurIPSW 2023 Identifying and Mitigating Vulnerabilities in LLM-Integrated Applications Fengqing Jiang, Zhangchen Xu, Luyao Niu, Boxin Wang, Jinyuan Jia, Bo Li, Radha Poovendran