@inproceedings{xiao-etal-2026-train, title = "Train in Vain: Functionality-Preserving Poisoning to Prevent Unauthorized Use of Code Datasets", author = "Xiao, Yuan and Wang, Jiaming and Chen, Yuchen and Song, Wei and Sun, Jun and Ma, Shiqing and Mu, Yanzhou and Zhai, Juan and Fang, Chunrong and Dong, Jin Song and Chen, Zhenyu", editor = "Liakata, Maria and Moreira, Viviane P. and Zhang, Jiajun and Jurgens, David", booktitle = "Findings of the {A}ssociation for {C}omputational {L}inguistics: {ACL} 2026", month = jul, year = "2026", address = "San Diego, California, United States", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/ingest-acl/2026.findings-acl.1564/", pages = "31284--31303", ISBN = "979-8-89176-395-1" }