@inproceedings{jiang-etal-2025-promptkeeper, title = "{P}rompt{K}eeper: Safeguarding System Prompts for {LLM}s", author = "Jiang, Zhifeng and Jin, Zhihua and He, Guoliang", editor = "Christodoulopoulos, Christos and Chakraborty, Tanmoy and Rose, Carolyn and Peng, Violet", booktitle = "Findings of the Association for Computational Linguistics: EMNLP 2025", month = nov, year = "2025", address = "Suzhou, China", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/author-page-yu-wang-polytechnic/2025.findings-emnlp.147/", doi = "10.18653/v1/2025.findings-emnlp.147", pages = "2712--2728", ISBN = "979-8-89176-335-7" }