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Federated Learning (FL) enables collaborative model training across distributed clients while preserving user privacy. Recently, Federated Unlearning (FU) has emerged to address the "right to be forgotten" and to remove the influence of…

Machine Learning · Computer Science 2026-05-26 Ruinan Jin , Minghui Chen , Qiong Zhang , Xiaoxiao Li

Federated Learning (FL) is a distributed learning paradigm that enhances users privacy by eliminating the need for clients to share raw, private data with the server. Despite the success, recent studies expose the vulnerability of FL to…

Machine Learning · Computer Science 2023-12-15 Jing Wu , Munawar Hayat , Mingyi Zhou , Mehrtash Harandi

Federated learning (FL), an emerging distributed machine learning paradigm, has been applied to various privacy-preserving scenarios. However, due to its distributed nature, FL faces two key issues: the non-independent and identical…

Machine Learning · Computer Science 2024-10-18 Youpeng Li , Xinda Wang , Fuxun Yu , Lichao Sun , Wenbin Zhang , Xuyu Wang

Federated learning (FL) allows multiple clients to collaboratively train a global machine learning model with coordination from a central server, without needing to share their raw data. This approach is particularly appealing in the era of…

Cryptography and Security · Computer Science 2025-07-02 Wenjin Mo , Zhiyuan Li , Minghong Fang , Mingwei Fang

Federated learning (FL) provides a privacy-preserving solution for distributed machine learning tasks. One challenging problem that severely damages the performance of FL models is the co-occurrence of data heterogeneity and long-tail…

Machine Learning · Computer Science 2022-04-29 Xinyi Shang , Yang Lu , Gang Huang , Hanzi Wang

Federated Learning (FL) is a promising distributed learning approach that enables multiple clients to collaboratively train a shared global model. However, recent studies show that FL is vulnerable to various poisoning attacks, which can…

Cryptography and Security · Computer Science 2023-10-23 Xinyu Zhang , Qingyu Liu , Zhongjie Ba , Yuan Hong , Tianhang Zheng , Feng Lin , Li Lu , Kui Ren

Federated learning (FL) is a distributed machine learning approach involving multiple clients collaboratively training a shared model. Such a system has the advantage of more training data from multiple clients, but data can be…

Machine Learning · Computer Science 2021-08-24 Sone Kyaw Pye , Han Yu

Federated learning has created a decentralized method to train a machine learning model without needing direct access to client data. The main goal of a federated learning architecture is to protect the privacy of each client while still…

Cryptography and Security · Computer Science 2023-12-11 Marc Vucovich , Devin Quinn , Kevin Choi , Christopher Redino , Abdul Rahman , Edward Bowen

Federated learning (FL) is an emerging distributed machine learning framework for collaborative model training with a network of clients (edge devices). FL offers default client privacy by allowing clients to keep their sensitive data on…

Machine Learning · Computer Science 2020-04-24 Wenqi Wei , Ling Liu , Margaret Loper , Ka-Ho Chow , Mehmet Emre Gursoy , Stacey Truex , Yanzhao Wu

Federated Learning (FL) has emerged as a significant paradigm for training machine learning models. This is due to its data-privacy-preserving property and its efficient exploitation of distributed computational resources. This is achieved…

Machine Learning · Computer Science 2025-01-22 Mustafa Ghaleb , Mohanad Obeed , Muhamad Felemban , Anas Chaaban , Halim Yanikomeroglu

Federated Learning (FL) has recently emerged as a revolutionary approach to collaborative training Machine Learning models. In particular, it enables decentralized model training while preserving data privacy, but its distributed nature…

Cryptography and Security · Computer Science 2025-12-30 Sameera K. M. , Serena Nicolazzo , Antonino Nocera , Vinod P. , Rafidha Rehiman K. A

Federated Learning (FL) enables training of a global model from distributed data, while preserving data privacy. However, the singular-model based operation of FL is open with uploading poisoned models compatible with the global model…

Machine Learning · Computer Science 2024-09-13 Somayeh Kianpisheh , Chafika Benzaid , Tarik Taleb

Federated learning (FL) is widely used in Internet-of-Things (IoT) systems, but its distributed training process also exposes it to backdoor attacks. Existing studies mainly consider single-target or centralized multi-target settings, while…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Tao Liu , Dapeng Man , Jiguang Lv , Chen Xu , Weiye Xi , Huanran Wang , Yuhang Zhang , Tianming Zhao , Wu Yang

Federated learning (FL) is an emerging collaborative learning paradigm that aims to protect data privacy. Unfortunately, recent works show FL algorithms are vulnerable to the serious data reconstruction attacks. However, existing works lack…

Cryptography and Security · Computer Science 2024-08-23 Zifan Wang , Binghui Zhang , Meng Pang , Yuan Hong , Binghui Wang

Federated Learning (FL) has emerged as a potentially powerful privacy-preserving machine learning methodology, since it avoids exchanging data between participants, but instead exchanges model parameters. FL has traditionally been applied…

Cryptography and Security · Computer Science 2022-10-17 Han Wu , Zilong Zhao , Lydia Y. Chen , Aad van Moorsel

Motivated by the ever-increasing concerns on personal data privacy and the rapidly growing data volume at local clients, federated learning (FL) has emerged as a new machine learning setting. An FL system is comprised of a central parameter…

Cryptography and Security · Computer Science 2022-08-04 Xiang Ma , Haijian Sun , Rose Qingyang Hu , Yi Qian

Federated learning is a popular strategy for training models on distributed, sensitive data, while preserving data privacy. Prior work identified a range of security threats on federated learning protocols that poison the data or the model.…

Cryptography and Security · Computer Science 2022-08-30 Giorgio Severi , Matthew Jagielski , Gökberk Yar , Yuxuan Wang , Alina Oprea , Cristina Nita-Rotaru

Federated learning (FL) is a popular distributed learning framework that can reduce privacy risks by not explicitly sharing private data. However, recent works demonstrated that sharing model updates makes FL vulnerable to inference…

Machine Learning · Computer Science 2020-12-14 Jingwei Sun , Ang Li , Binghui Wang , Huanrui Yang , Hai Li , Yiran Chen

Split Learning (SL) is a distributed deep learning approach enabling multiple clients and a server to collaboratively train and infer on a shared deep neural network (DNN) without requiring clients to share their private local data. The DNN…

Cryptography and Security · Computer Science 2025-02-25 Phillip Rieger , Alessandro Pegoraro , Kavita Kumari , Tigist Abera , Jonathan Knauer , Ahmad-Reza Sadeghi

Federated Learning (FL) is an evolving distributed machine learning approach that safeguards client privacy by keeping data on edge devices. However, the variation in data among clients poses challenges in training models that excel across…

Machine Learning · Computer Science 2025-03-04 Yongxin Guo , Xiaoying Tang , Tao Lin