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Federated learning seeks to address the issue of isolated data islands by making clients disclose only their local training models. However, it was demonstrated that private information could still be inferred by analyzing local model…

Machine Learning · Computer Science 2022-11-30 Jie Fu , Zhili Chen , Xiao Han

Federated learning (FL) is a distributed machine learning (ML) framework where multiple clients collaborate to train a model without exposing their private data. FL involves cycles of local computations and bi-directional communications…

Cryptography and Security · Computer Science 2023-08-22 Xiangjian Hou , Sarit Khirirat , Mohammad Yaqub , Samuel Horvath

Federated Learning (FL) is a distributed machine learning technique that allows model training among multiple devices or organizations by sharing training parameters instead of raw data. However, adversaries can still infer individual…

Machine Learning · Computer Science 2024-05-27 Xinpeng Ling , Jie Fu , Kuncan Wang , Haitao Liu , Zhili Chen

Differential privacy is one of the methods to solve the problem of privacy protection in federated learning. Setting the same privacy budget for each round will result in reduced accuracy in training. The existing methods of the adjustment…

Cryptography and Security · Computer Science 2024-08-20 Zhiqiang Wang , Xinyue Yu , Qianli Huang , Yongguang Gong

Federated learning (FL) is a training paradigm where the clients collaboratively learn models by repeatedly sharing information without compromising much on the privacy of their local sensitive data. In this paper, we introduce federated…

Machine Learning · Statistics 2021-02-24 Qinqing Zheng , Shuxiao Chen , Qi Long , Weijie J. Su

In federated learning (FL), a machine learning model is trained on multiple nodes in a decentralized manner, while keeping the data local and not shared with other nodes. However, FL requires the nodes to also send information on the model…

Machine Learning · Computer Science 2021-10-08 Mohammad Aghapour , Aidin Ferdowsi , Walid Saad

Federated Learning (FL) emerged as a learning method to enable the server to train models over data distributed among various clients. These clients are protective about their data being leaked to the server, any other client, or an…

Machine Learning · Computer Science 2025-01-27 Uday Bhaskar , Varul Srivastava , Avyukta Manjunatha Vummintala , Naresh Manwani , Sujit Gujar

As methods to create discrimination-aware models develop, they focus on centralized ML, leaving federated learning (FL) unexplored. FL is a rising approach for collaborative ML, in which an aggregator orchestrates multiple parties to train…

Machine Learning · Computer Science 2020-12-07 Annie Abay , Yi Zhou , Nathalie Baracaldo , Shashank Rajamoni , Ebube Chuba , Heiko Ludwig

Federated Learning (FL) enables collaborative training of models across distributed clients without sharing local data, addressing privacy concerns in decentralized systems. However, the gradient-sharing process exposes private data to…

Machine Learning · Computer Science 2025-03-11 Mingcong Xu , Xiaojin Zhang , Wei Chen , Hai Jin

Federated learning (FL) is an emerging machine learning paradigm designed to address the challenge of data silos, attracting considerable attention. However, FL encounters persistent issues related to fairness and data privacy. To tackle…

Cryptography and Security · Computer Science 2026-01-08 Xinpeng Ling , Jie Fu , Kuncan Wang , Huifa Li , Tong Cheng , Zhili Chen

Federated learning (FL) is a new paradigm for distributed machine learning that allows a global model to be trained across multiple clients without compromising their privacy. Although FL has demonstrated remarkable success in various…

Machine Learning · Computer Science 2023-06-06 Haolin Wang , Xuefeng Liu , Jianwei Niu , Shaojie Tang , Jiaxing Shen

Train machine learning models on sensitive user data has raised increasing privacy concerns in many areas. Federated learning is a popular approach for privacy protection that collects the local gradient information instead of real data.…

Cryptography and Security · Computer Science 2021-05-24 Lichao Sun , Jianwei Qian , Xun Chen

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

In the age of data-driven decision making, preserving privacy while providing personalized experiences has become paramount. Personalized Federated Learning (PFL) offers a promising framework by decentralizing the learning process, thus…

Machine Learning · Computer Science 2025-01-31 Kevin Cooper , Michael Geller

The emergence of vertical federated learning (VFL) has stimulated concerns about the imperfection in privacy protection, as shared feature embeddings may reveal sensitive information under privacy attacks. This paper studies the delicate…

Cryptography and Security · Computer Science 2023-08-07 Yuxi Mi , Hongquan Liu , Yewei Xia , Yiheng Sun , Jihong Guan , Shuigeng Zhou

Federated learning (FL) has garnered considerable attention due to its privacy-preserving feature. Nonetheless, the lack of freedom in managing user data can lead to group fairness issues, where models are biased towards sensitive factors…

Machine Learning · Computer Science 2024-10-18 Gerry Windiarto Mohamad Dunda , Shenghui Song

Federated learning (FL) is an emerging distributed machine learning paradigm proposed for privacy preservation. Unlike traditional centralized learning approaches, FL enables multiple users to collaboratively train a shared global model…

Cryptography and Security · Computer Science 2024-10-01 Hangyu Zhu , Liyuan Huang , Zhenping Xie

Federated Learning (FL) enables collaborative model training while preserving data privacy; however, balancing privacy preservation (PP) and fairness poses significant challenges. In this paper, we present the first unified large-scale…

Machine Learning · Computer Science 2025-08-12 Dawood Wasif , Dian Chen , Sindhuja Madabushi , Nithin Alluru , Terrence J. Moore , Jin-Hee Cho

With the increased attention and legislation for data-privacy, collaborative machine learning (ML) algorithms are being developed to ensure the protection of private data used for processing. Federated learning (FL) is the most popular of…

Cryptography and Security · Computer Science 2020-04-10 David Enthoven , Zaid Al-Ars

A key feature of federated learning (FL) is to preserve the data privacy of end users. However, there still exist potential privacy leakage in exchanging gradients under FL. As a result, recent research often explores the differential…

Cryptography and Security · Computer Science 2024-03-20 Yuntao Wang , Zhou Su , Yanghe Pan , Tom H Luan , Ruidong Li , Shui Yu