@conference {chen2021badpre,
	title = {Badpre: Task-agnostic backdoor attacks to pre-trained nlp foundation models},
	booktitle = {ICLR 2022},
	year = {2021},
	author = {Chen, Kangjie and Meng, Yuxian and Sun, Xiaofei and Guo, Shangwei and Zhang, Tianwei and Li, Jiwei and Chun Fan}
}
