@article{dragdafederatedunlearningdata, title = {DRAGD: A Federated Unlearning Data Reconstruction Attack Based on Gradient Differences}, author = {Bocheng Ju and Junchao Fan and Jiaqi Liu and Xiaolin Chang}, year = {2025}, eprint = {2507.09602}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2507.09602v1}, }