@article{documentauthoredcontrolsignalimpersonati,
  title = {Document-Authored Control-Signal Impersonation: A Low-Cost Indirect Prompt Attack on RAG Safety Boundaries},
  author = {Jianguo Zhu},
  year = {2026},
  eprint = {2606.09005},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2606.09005},
}