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相关论文: Byzantine-Robust Federated Learning: Impact of Cli…

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Byzantine attacks during model aggregation in Federated Learning (FL) threaten training integrity by manipulating malicious clients' updates. Existing methods struggle with limited robustness under high malicious client ratios and…

密码学与安全 · 计算机科学 2025-05-20 Yanhua Wen , Lu Ai , Gang Liu , Chuang Li , Jianhao Wei

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…

机器学习 · 计算机科学 2024-10-18 Youpeng Li , Xinda Wang , Fuxun Yu , Lichao Sun , Wenbin Zhang , Xuyu Wang

Federated learning (FL) enables multiple clients to collaboratively train a global model without sharing their local data. Recent studies have highlighted the vulnerability of FL to Byzantine attacks, where malicious clients send poisoned…

分布式、并行与集群计算 · 计算机科学 2025-06-16 Kai Yue , Richeng Jin , Chau-Wai Wong , Huaiyu Dai

Federated Learning (FL) aims to train a collaborative model while preserving data privacy. However, the distributed nature of this approach still raises privacy and security issues, such as the exposure of sensitive data due to inference…

Federated Learning (FL) emerges as a distributed machine learning approach that addresses privacy concerns by training AI models locally on devices. Decentralized Federated Learning (DFL) extends the FL paradigm by eliminating the central…

Federated learning (FL) is designed to preserve data privacy during model training, where the data remains on the client side (i.e., IoT devices), and only model updates of clients are shared iteratively for collaborative learning. However,…

机器学习 · 计算机科学 2023-09-08 Zikai Zhang , Rui Hu

Federated learning enables training collaborative machine learning models at scale with many participants whilst preserving the privacy of their datasets. Standard federated learning techniques are vulnerable to Byzantine failures, biased…

机器学习 · 统计学 2019-09-12 Luis Muñoz-González , Kenneth T. Co , Emil C. Lupu

Federated Learning (FL) enables multiple clients to collaboratively train models without sharing raw data, but is vulnerable to Byzantine attacks and data heterogeneity, which can severely degrade performance. Existing Byzantine-robust…

机器学习 · 计算机科学 2025-10-28 Shiyuan Zuo , Xingrun Yan , Rongfei Fan , Li Shen , Puning Zhao , Jie Xu , Han Hu

The increasing popularity of the federated learning (FL) framework due to its success in a wide range of collaborative learning tasks also induces certain security concerns. Among many vulnerabilities, the risk of Byzantine attacks is of…

机器学习 · 计算机科学 2024-01-02 Kerem Ozfatura , Emre Ozfatura , Alptekin Kupcu , Deniz Gunduz

Byzantine-robust federated learning aims at mitigating Byzantine failures during the federated training process, where malicious participants may upload arbitrary local updates to the central server to degrade the performance of the global…

机器学习 · 计算机科学 2023-02-15 Shenghui Li , Edith C. -H. Ngai , Thiemo Voigt

Federated Learning (FL) trains a global model across decentralized clients while preserving data privacy, but at scale it is vulnerable to malicious updates. Byzantine-resilient aggregation methods such as MultiKrum score gradients against…

机器学习 · 计算机科学 2026-05-19 Andras Ferenczi , Sutapa Samanta , Dagen Wang , Jason Qizhe Qin

In this paper, we propose a robust aggregation method for federated learning (FL) that can effectively tackle malicious Byzantine attacks. At each user, model parameter is firstly updated by multiple steps, which is adjustable over…

机器学习 · 计算机科学 2023-08-22 Shiyuan Zuo , Rongfei Fan , Han Hu , Ning Zhang , Shimin Gong

In federated learning, multiple client devices jointly learn a machine learning model: each client device maintains a local model for its local training dataset, while a master device maintains a global model via aggregating the local…

密码学与安全 · 计算机科学 2021-11-23 Minghong Fang , Xiaoyu Cao , Jinyuan Jia , Neil Zhenqiang Gong

Federated Learning (FL) allows multiple clients to collaboratively train a model without sharing their private data. However, FL is vulnerable to Byzantine attacks, where adversaries manipulate client models to compromise the federated…

密码学与安全 · 计算机科学 2025-12-22 Baolei Zhang , Minghong Fang , Zhuqing Liu , Biao Yi , Peizhao Zhou , Yuan Wang , Tong Li , Zheli Liu

Federated learning (FL) enables multiple clients to collaboratively train machine learning models without revealing their private training data. In conventional FL, the system follows the server-assisted architecture (server-assisted FL),…

密码学与安全 · 计算机科学 2024-07-16 Minghong Fang , Zifan Zhang , Hairi , Prashant Khanduri , Jia Liu , Songtao Lu , Yuchen Liu , Neil Gong

Federated recommendation systems can provide good performance without collecting users' private data, making them attractive. However, they are susceptible to low-cost poisoning attacks that can degrade their performance. In this paper, we…

机器学习 · 计算机科学 2020-06-16 Chen Chen , Jingfeng Zhang , Anthony K. H. Tung , Mohan Kankanhalli , Gang Chen

While client sampling is a central operation of current state-of-the-art federated learning (FL) approaches, the impact of this procedure on the convergence and speed of FL remains under-investigated. In this work, we provide a general…

机器学习 · 计算机科学 2022-06-16 Yann Fraboni , Richard Vidal , Laetitia Kameni , Marco Lorenzi

Federated learning (FL) enables multiple clients to collaboratively train an accurate global model while protecting clients' data privacy. However, FL is susceptible to Byzantine attacks from malicious participants. Although the problem has…

密码学与安全 · 计算机科学 2023-08-08 Wei Wan , Shengshan Hu , Jianrong Lu , Leo Yu Zhang , Hai Jin , Yuanyuan He

To preserve user privacy in recommender systems, federated recommendation (FR) based on federated learning (FL) emerges, keeping the personal data on the local client and updating a model collaboratively. Unlike FL, FR has a unique sparse…

密码学与安全 · 计算机科学 2025-01-09 Zhongjian Zhang , Mengmei Zhang , Xiao Wang , Lingjuan Lyu , Bo Yan , Junping Du , Chuan Shi

Federated reinforcement learning (FRL) allows agents to jointly learn a global decision-making policy under the guidance of a central server. While FRL has advantages, its decentralized design makes it prone to poisoning attacks. To…

密码学与安全 · 计算机科学 2025-02-13 Minghong Fang , Xilong Wang , Neil Zhenqiang Gong