Robust CAPTCHAs Towards Malicious OCR

Jiaming Zhang, Jitao Sang, Kaiyuan Xu, Shangxi Wu, Xian Zhao, Yanfeng Sun, Yongli Hu, Jian Yu. Robust CAPTCHAs Towards Malicious OCR. IEEE Transactions on Multimedia, 23:2575-2587, 2021. [doi]

@article{ZhangSXWZSHY21,
  title = {Robust CAPTCHAs Towards Malicious OCR},
  author = {Jiaming Zhang and Jitao Sang and Kaiyuan Xu and Shangxi Wu and Xian Zhao and Yanfeng Sun and Yongli Hu and Jian Yu},
  year = {2021},
  doi = {10.1109/TMM.2020.3013376},
  url = {https://doi.org/10.1109/TMM.2020.3013376},
  researchr = {https://researchr.org/publication/ZhangSXWZSHY21},
  cites = {0},
  citedby = {0},
  journal = {IEEE Transactions on Multimedia},
  volume = {23},
  pages = {2575-2587},
}