@article{badapexbackdoorattackbasedonadaptive,
  title = {BadApex: Backdoor Attack Based on Adaptive Optimization Mechanism of Black-box Large Language Models},
  author = {Zhengxian Wu and Juan Wen and Wanli Peng and Ziwei Zhang and Yinghan Zhou and Yiming Xue},
  year = {2025},
  eprint = {2504.13775},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2504.13775v2},
}