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Federated Learning (FL) is an emerging paradigm through which decentralized devices can collaboratively train a common model. However, a serious concern is the leakage of privacy from exchanged gradient information between clients and the…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-02-02 Wenzhuo Yang , Yipeng Zhou , Maio Hu , Di Wu , James Xi Zheng , Hui Wang , Song Guo

As privacy concerns and data regulations grow, federated learning (FL) has emerged as a promising approach for training machine learning models across decentralized data sources without sharing raw data. However, a significant challenge in…

Machine Learning · Computer Science 2025-06-04 Jungwon Seo , Ferhat Ozgur Catak , Chunming Rong

Federated Unlearning (FU) has emerged as a critical compliance mechanism for data privacy regulations, requiring unlearned clients to provide verifiable Proof of Federated Unlearning (PoFU) to auditors upon data removal requests. However,…

Cryptography and Security · Computer Science 2025-05-19 Fuyao Zhang , Wenjie Li , Yurong Hao , Xinyu Yan , Yang Cao , Wei Yang Bryan Lim

Federated Learning (FL) enables collaborative model training while keeping training data localized, allowing us to preserve privacy in various domains including remote sensing. However, recent studies show that FL models may still leak…

Cryptography and Security · Computer Science 2026-01-13 Anh-Kiet Duong , Petra Gomez-Krämer , Hoàng-Ân Lê , Minh-Tan Pham

Federated learning enables collaborative model training across distributed clients while preserving data privacy. However, in practical deployments, device heterogeneity, non-independent, and identically distributed (Non-IID) data often…

Artificial Intelligence · Computer Science 2026-02-20 Jin Wang , Hui Ma , Fei Xing , Ming Yan

Federated Learning (FL) enables participant devices to collaboratively train deep learning models without sharing their data with the server or other devices, effectively addressing data privacy and computational concerns. However, FL faces…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-09-30 Asadullah Tariq , Tariq Qayyum , Mohamed Adel Serhani , Farag Sallabi , Ikbal Taleb , Ezedin S. Barka

Federated learning (FL) is a distributed machine learning paradigm that enables training models on decentralized data. The field of FL security against poisoning attacks is plagued with confusion due to the proliferation of research that…

Machine Learning · Computer Science 2024-03-12 Hamid Mozaffari , Sunav Choudhary , Amir Houmansadr

Federated learning (FL) is a heavily promoted approach for training ML models on sensitive data, e.g., text typed by users on their smartphones. FL is expressly designed for training on data that are unbalanced and non-iid across the…

Machine Learning · Computer Science 2022-03-07 Tao Yu , Eugene Bagdasaryan , Vitaly Shmatikov

Federated learning, as a distributed architecture, shows great promise for applications in Cyber-Physical-Social Systems (CPSS). In order to mitigate the privacy risks inherent in CPSS, the integration of differential privacy with federated…

Machine Learning · Computer Science 2025-06-05 Jiayi Wan , Xiang Zhu , Fanzhen Liu , Wei Fan , Xiaolong Xu

The Web is naturally heterogeneous with user devices, geographic regions, browsing patterns, and contexts all leading to highly diverse, unique datasets. Federated Learning (FL) is an important paradigm for the Web because it enables…

Machine Learning · Computer Science 2026-02-05 Abdulrahman Alotaibi , Irene Tenison , Miriam Kim , Isaac Lee , Lalana Kagal

Federated learning (FL) is a decentralized model training framework that aims to merge isolated data islands while maintaining data privacy. However, recent studies have revealed that Generative Adversarial Network (GAN) based attacks can…

Cryptography and Security · Computer Science 2025-05-01 Xinjian Luo , Xianglong Zhang

Federated learning (FL) enables multiple clients to train models collectively while preserving data privacy. However, FL faces challenges in terms of communication cost and data heterogeneity. One-shot federated learning has emerged as a…

Computer Vision and Pattern Recognition · Computer Science 2024-12-30 Matias Mendieta , Guangyu Sun , Chen Chen

Federated learning (FL) has emerged as a prominent method for collaboratively training machine learning models using local data from edge devices, all while keeping data decentralized. However, accounting for the quality of data contributed…

Machine Learning · Computer Science 2024-09-05 Haoyuan Li , Mathias Funk , Nezihe Merve Gürel , Aaqib Saeed

Federated learning (FL) has emerged as a promising privacy-preserving distributed machine learning framework recently. It aims at collaboratively learning a shared global model by performing distributed training locally on edge devices and…

Cryptography and Security · Computer Science 2023-04-26 Jingcai Guo , Song Guo , Jie Zhang , Ziming Liu

Federated learning (FL) is a distributed learning paradigm that allows multiple decentralized clients to collaboratively learn a common model without sharing local data. Although local data is not exposed directly, privacy concerns…

Machine Learning · Computer Science 2024-10-02 Tongxin Yin , Xuwei Tan , Xueru Zhang , Mohammad Mahdi Khalili , Mingyan Liu

Vertical Federated Learning (VFL) facilitates collaborative machine learning without the need for participants to share raw private data. However, recent studies have revealed privacy risks where adversaries might reconstruct sensitive…

Machine Learning · Computer Science 2025-01-16 Jirui Yang , Peng Chen , Zhihui Lu , Qiang Duan , Yubing Bao

Nowadays, deep learning methods with large-scale datasets can produce clinically useful models for computer-aided diagnosis. However, the privacy and ethical concerns are increasingly critical, which make it difficult to collect large…

Computer Vision and Pattern Recognition · Computer Science 2021-10-04 Zhen Chen , Meilu Zhu , Chen Yang , Yixuan Yuan

Typical machine learning approaches require centralized data for model training, which may not be possible where restrictions on data sharing are in place due to, for instance, privacy and gradient protection. The recently proposed…

Computer Vision and Pattern Recognition · Computer Science 2023-12-14 Hanchi Ren , Jingjing Deng , Xianghua Xie , Xiaoke Ma , Yichuan Wang

Federated Learning (FL) enables collaborative model training while preserving data privacy by keeping raw data locally stored on client devices, preventing access from other clients or the central server. However, recent studies reveal that…

Cryptography and Security · Computer Science 2025-09-26 Ren-Yi Huang , Dumindu Samaraweera , Prashant Shekhar , J. Morris Chang

Federated learning (FL) allows participants to collaboratively train machine learning models while keeping their data local, making it ideal for collaborations among healthcare institutions on sensitive data. However, in this paper, we…