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Federated learning (FL) enhances privacy by keeping user data on local devices. However, emerging attacks have demonstrated that the updates shared by users during training can reveal significant information about their data. This has…

Federated Learning (FL) is a privacy-protected machine learning paradigm that allows model to be trained directly at the edge without uploading data. One of the biggest challenges faced by FL in practical applications is the heterogeneity…

Machine Learning · Computer Science 2021-08-20 Zirui Zhu , Ziyi Ye

Federated learning (FL) is a collaborative machine learning paradigm which ensures data privacy by training models across distributed datasets without centralizing sensitive information. Vertical Federated Learning (VFL), a kind of FL…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-02-13 Nikita Shrivastava , Drishya Uniyal , Bapi Chatterjee

Federated Learning (FL) is an evolving paradigm that enables multiple parties to collaboratively train models without sharing raw data. Among its variants, Vertical Federated Learning (VFL) is particularly relevant in real-world,…

Machine Learning · Computer Science 2024-10-24 Zhaomin Wu , Junyi Hou , Yiqun Diao , Bingsheng He

Federated learning (FL) enables collaborative model training across distributed clients while preserving data privacy. Despite its widespread adoption, most FL approaches focusing solely on privacy protection fall short in scenarios where…

Machine Learning · Computer Science 2024-10-17 Jinqian Chen , Jihua Zhu

Federated learning (FL) enables collaborative model training by aggregating local updates without requiring raw data sharing. However, prior studies have shown that servers can exploit gradient inversion to compromise user privacy or…

Cryptography and Security · Computer Science 2026-05-26 Yufei Zhou

Federated learning (FL) is an effective paradigm for enhancing the learning capability of edge devices while preserving data privacy. In geographically dispersed FL systems, such as sensor networks in remote areas, unmanned aerial vehicles…

Machine Learning · Computer Science 2026-05-26 Shiqian Guo , Jianqing Liu , Beatriz Lorenzo

Machine unlearning, which enables a model to forget specific data upon request, is increasingly relevant in the era of privacy-centric machine learning, particularly within federated learning (FL) environments. This paper presents a…

Machine Learning · Computer Science 2025-04-02 Chenguang Xiao , Abhirup Ghosh , Han Wu , Shuo Wang , Diederick van Thiel

Motivated by the advancing computational capacity of wireless end-user equipment (UE), as well as the increasing concerns about sharing private data, a new machine learning (ML) paradigm has emerged, namely federated learning (FL).…

Networking and Internet Architecture · Computer Science 2020-02-25 Chuan Ma , Jun Li , Ming Ding , Howard Hao Yang , Feng Shu , Tony Q. S. Quek , H. Vincent Poor

Privacy-Preserving Federated Learning (PPFL) is a decentralized machine learning approach where multiple clients train a model collaboratively. PPFL preserves the privacy and security of a client's data without exchanging it. However,…

Cryptography and Security · Computer Science 2025-08-12 Kaveen Hiniduma , Zilinghan Li , Aditya Sinha , Ravi Madduri , Suren Byna

With privacy legislation empowering the users with the right to be forgotten, it has become essential to make a model amenable for forgetting some of its training data. However, existing unlearning methods in the machine learning context…

Machine Learning · Computer Science 2023-10-24 Anisa Halimi , Swanand Kadhe , Ambrish Rawat , Nathalie Baracaldo

The rapid evolution of Internet of Things (IoT) technology has spurred the widespread adoption of Human Activity Recognition (HAR) in various daily life domains. Federated Learning (FL) is frequently utilized to build a global HAR model by…

Machine Learning · Computer Science 2024-04-08 Kongyang Chen , Dongping zhang , Yaping Chai , Weibin Zhang , Shaowei Wang , Jiaxing Shen

In low-altitude wireless networks (LAWN), federated learning (FL) enables collaborative intelligence among unmanned aerial vehicles (UAVs) and integrated sensing and communication (ISAC) devices while keeping raw sensing data local. Due to…

Cryptography and Security · Computer Science 2026-04-01 Yuhua Xu , Mingtao Jiang , Chenfei Hu , Yinglong Wang , Chuan Zhang , Meng Li , Ming Lu , Liehuang Zhu

Vertical Federated Learning (VFL) is a federated learning setting where multiple parties with different features about the same set of users jointly train machine learning models without exposing their raw data or model parameters.…

Machine Learning · Computer Science 2024-02-06 Yang Liu , Yan Kang , Tianyuan Zou , Yanhong Pu , Yuanqin He , Xiaozhou Ye , Ye Ouyang , Ya-Qin Zhang , Qiang Yang

Federated Learning has rapidly expanded from its original inception to now have a large body of research, several frameworks, and sold in a variety of commercial offerings. Thus, its security and robustness is of significant importance.…

Cryptography and Security · Computer Science 2025-10-02 Simone Bottoni , Giulio Zizzo , Stefano Braghin , Alberto Trombetta

Federated learning (FL) aims to protect data privacy by cooperatively learning a model without sharing private data among users. For Federated Learning of Deep Neural Network with billions of model parameters, existing privacy-preserving…

Machine Learning · Computer Science 2021-09-28 Hanlin Gu , Lixin Fan , Bowen Li , Yan Kang , Yuan Yao , Qiang Yang

Federated Learning (FL) has emerged as a transformative paradigm in the field of distributed machine learning, enabling multiple clients such as mobile devices, edge nodes, or organizations to collaboratively train a shared global model…

Machine Learning · Computer Science 2026-03-09 Ratun Rahman

Privacy concerns in machine learning are heightened by regulations such as the GDPR, which enforces the "right to be forgotten" (RTBF), driving the emergence of machine unlearning as a critical research field. Vertical Federated Learning…

Machine Learning · Computer Science 2025-02-25 Linian Wang , Leye Wang

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 increasingly recognised for addressing security and privacy concerns in traditional cloud-centric machine learning (ML), particularly within personalised health monitoring such as wearable devices. By enabling…

Machine Learning · Computer Science 2026-01-09 Anum Nawaz , Muhammad Irfan , Xianjia Yu , Hamad Aldawsari , Rayan Hamza Alsisi , Zhuo Zou , Tomi Westerlund