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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) has emerged as a privacy solution for collaborative distributed learning where clients train AI models directly on their devices instead of sharing their data with a centralized (potentially adversarial) server.…

Machine Learning · Computer Science 2022-09-08 Haleh Hayati , Carlos Murguia , Nathan van de Wouw

Federated Learning (FL) is a distributed learning framework, in which the local data never leaves clients devices to preserve privacy, and the server trains models on the data via accessing only the gradients of those local data. Without…

Machine Learning · Computer Science 2021-10-29 Jinwoo Jeon , Jaechang Kim , Kangwook Lee , Sewoong Oh , Jungseul Ok

Recent work has shown that gradient updates in federated learning (FL) can unintentionally reveal sensitive information about a client's local data. This risk becomes significantly greater when a malicious server manipulates the global…

Machine Learning · Computer Science 2025-06-26 Fei Wang , Baochun Li

The federated learning (FL) technique was developed to mitigate data privacy issues in the traditional machine learning paradigm. While FL ensures that a user's data always remain with the user, the gradients are shared with the centralized…

Artificial Intelligence · Computer Science 2024-10-08 Yogachandran Rahulamathavan , Charuka Herath , Xiaolan Liu , Sangarapillai Lambotharan , Carsten Maple

Federated Learning (FL) enables collaborative model training across institutions without sharing raw data. However, gradient sharing still risks privacy leakage, such as gradient inversion attacks. Homomorphic Encryption (HE) can secure…

Machine Learning · Computer Science 2025-10-27 Jiaqi Xue , Mayank Kumar , Yuzhang Shang , Shangqian Gao , Rui Ning , Mengxin Zheng , Xiaoqian Jiang , Qian Lou

Federated learning (FL) allows distributed participants to train machine learning models in a decentralized manner. It can be used for radio signal classification with multiple receivers due to its benefits in terms of privacy and…

Signal Processing · Electrical Eng. & Systems 2024-01-23 Han Zhang , Medhat Elsayed , Majid Bavand , Raimundas Gaigalas , Yigit Ozcan , Melike Erol-Kantarci

In the evolving landscape of Federated Learning (FL), the challenge of ensuring data integrity against poisoning attacks is paramount, particularly for applications demanding stringent privacy preservation. Traditional anomaly detection…

Cryptography and Security · Computer Science 2024-03-18 Zahir Alsulaimawi

Federated Learning (FL) enables collaborative model training without exposing clients' private data, and has been widely adopted in privacy-sensitive scenarios. However, FL faces two critical security threats: curious servers that may…

Cryptography and Security · Computer Science 2026-02-19 Yiwen Lu

Federated Learning (FL) enables decentralized model training across multiple clients while optionally preserving data privacy. However, communication efficiency remains a critical bottleneck, particularly for large-scale models. In this…

Machine Learning · Computer Science 2025-11-11 Arnaud Descours , Léonard Deroose , Jan Ramon

The success of current Large-Language Models (LLMs) hinges on extensive training data that is collected and stored centrally, called Centralized Learning (CL). However, such a collection manner poses a privacy threat, and one potential…

Machine Learning · Computer Science 2025-11-18 Huiwen Wu , Xiaogang Xu , Deyi Zhang , Xiaohan Li , Jiafei Wu , Zhe Liu

Federated learning is an essential distributed model training technique. However, threats such as gradient inversion attacks and poisoning attacks pose significant risks to the privacy of training data and the model correctness. We propose…

Cryptography and Security · Computer Science 2025-02-24 Zhihui Zhao , Xiaorong Dong , Yimo Ren , Jianhua Wang , Dan Yu , Hongsong Zhu , Yongle Chen

Federated learning (FL) is a popular privacy-preserving edge-to-cloud technique used for training and deploying artificial intelligence (AI) models on edge devices. FL aims to secure local client data while also collaboratively training a…

Cryptography and Security · Computer Science 2025-01-22 Evan Gronberg , Liv d'Aliberti , Magnus Saebo , Aurora Hook

Federated Learning (FL) protects data privacy while providing a decentralized method for training models. However, because of the distributed schema, it is susceptible to adversarial clients that could alter results or sabotage model…

Cryptography and Security · Computer Science 2025-06-23 Likhitha Annapurna Kavuri , Akshay Mhatre , Akarsh K Nair , Deepti Gupta

Federated learning (FL) is a privacy-preserving paradigm for collaboratively training a global model from decentralized clients. However, the performance of FL is hindered by non-independent and identically distributed (non-IID) data and…

Machine Learning · Computer Science 2024-03-08 Xinyu Zhang , Weiyu Sun , Ying Chen

The privacy-preserving federated learning schemes based on the setting of two honest-but-curious and non-colluding servers offer promising solutions in terms of security and efficiency. However, our investigation reveals that these schemes…

Cryptography and Security · Computer Science 2025-07-31 Jiahui Wu , Fucai Luo , Tiecheng Sun , Haiyan Wang , Weizhe Zhang

Federated Learning (FL) is a distributed machine learning paradigm designed for privacy-sensitive applications that run on resource-constrained devices with non-Identically and Independently Distributed (IID) data. Traditional FL frameworks…

Machine Learning · Computer Science 2024-09-24 Omid Tavallaie , Kanchana Thilakarathna , Suranga Seneviratne , Aruna Seneviratne , Albert Y. Zomaya

Federated Learning Networks (FLNs) have been envisaged as a promising paradigm to collaboratively train models among mobile devices without exposing their local privacy data. Due to the need for frequent model updates and communications,…

Cryptography and Security · Computer Science 2021-10-07 Yuan-Ai Xie , Jiawen Kang , Dusit Niyato , Nguyen Thi Thanh Van , Nguyen Cong Luong , Zhixin Liu , Han Yu

Federated Learning (FL) has become a cornerstone of privacy protection, shifting the paradigm towards localizing sensitive data while only sending model gradients to a central server. This strategy is designed to reinforce privacy…

Machine Learning · Computer Science 2024-10-14 H. Yi , H. Ren , C. Hu , Y. Li , J. Deng , X. Xie

Federated learning is a computing paradigm that enhances privacy by enabling multiple parties to collaboratively train a machine learning model without revealing personal data. However, current research indicates that traditional federated…

Cryptography and Security · Computer Science 2025-01-10 Runhua Xu , Bo Li , Chao Li , James B. D. Joshi , Shuai Ma , Jianxin Li