@article{pishielddetectingpromptinjectionattacksv,
  title = {PIShield: Detecting Prompt Injection Attacks via Intrinsic LLM Features},
  author = {Wei Zou and Yupei Liu and Yanting Wang and Ying Chen and Neil Gong and Jinyuan Jia},
  year = {2025},
  eprint = {2510.14005},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2510.14005},
}