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Federated learning (FL) is a distributed machine learning strategy that enables participants to collaborate and train a shared model without sharing their individual datasets. Privacy and fairness are crucial considerations in FL. While FL…

Machine Learning · Computer Science 2023-05-24 Ayush K. Varshney , Sonakshi Garg , Arka Ghosh , Sargam Gupta

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

With the technological advances in machine learning, effective ways are available to process the huge amount of data generated in real life. However, issues of privacy and scalability will constrain the development of machine learning.…

Cryptography and Security · Computer Science 2024-06-04 Zhilin Wang , Qin Hu , Minghui Xu , Yan Zhuang , Yawei Wang , Xiuzhen Cheng

Institutions may benefit from collaborative inference on time-series data. In settings where privacy is necessary, multi-party computation (MPC) is a straightforward approach to providing strong guarantees, yet it remains prohibitively…

Machine Learning · Computer Science 2026-05-12 Lucas Fenaux , Larris Xie , Aditya Bang , Alex Zhang , Kevin Wilson , Florian Kerschbaum

In federated learning (FL), data providers jointly train a machine learning model without sharing their training data. This makes it challenging to provide verifiable claims about the trained FL model, e.g., related to the employed training…

Cryptography and Security · Computer Science 2026-02-19 Jinnan Guo , Kapil Vaswani , Andrew Paverd , Peter Pietzuch

Vertical federated learning is a collaborative machine learning framework to train deep leaning models on vertically partitioned data with privacy-preservation. It attracts much attention both from academia and industry. Unfortunately,…

Machine Learning · Computer Science 2021-06-21 Wensheng Xia , Ying Li , Lan Zhang , Zhonghai Wu , Xiaoyong Yuan

As the demand for privacy in visual data management grows, safeguarding sensitive information has become a critical challenge. This paper addresses the need for privacy-preserving solutions in large-scale visual data processing by…

Computer Vision and Pattern Recognition · Computer Science 2025-02-12 Pedro Santos , Tânia Carvalho , Filipe Magalhães , Luís Antunes

Federated learning (FL), which aims to facilitate data collaboration across multiple organizations without exposing data privacy, encounters potential security risks. One serious threat is backdoor attacks, where an attacker injects a…

Cryptography and Security · Computer Science 2023-06-21 Yuexin Xuan , Xiaojun Chen , Zhendong Zhao , Bisheng Tang , Ye Dong

Trustworthy artificial intelligence (AI) technology has revolutionized daily life and greatly benefited human society. Among various AI technologies, Federated Learning (FL) stands out as a promising solution for diverse real-world…

Machine Learning · Computer Science 2023-02-22 Yifei Zhang , Dun Zeng , Jinglong Luo , Zenglin Xu , Irwin King

The pervasive adoption of Internet-connected digital services has led to a growing concern in the personal data privacy of their customers. On the other hand, machine learning (ML) techniques have been widely adopted by digital service…

Cryptography and Security · Computer Science 2021-05-13 Jiale Guo , Ziyao Liu , Kwok-Yan Lam , Jun Zhao , Yiqiang Chen , Chaoping Xing

In terms of artificial intelligence, there are several security and privacy deficiencies in the traditional centralized training methods of machine learning models by a server. To address this limitation, federated learning (FL) has been…

Cryptography and Security · Computer Science 2022-11-29 Yao Chen , Yijie Gui , Hong Lin , Wensheng Gan , Yongdong Wu

Federated learning (FL) is revolutionizing how we learn from data. With its growing popularity, it is now being used in many safety-critical domains such as autonomous vehicles and healthcare. Since thousands of participants can contribute…

Cryptography and Security · Computer Science 2023-08-14 Ehsanul Kabir , Zeyu Song , Md Rafi Ur Rashid , Shagufta Mehnaz

Federated Learning (FL) enables collaborative learning without directly sharing individual's raw data. FL can be implemented in either a centralized (server-based) or decentralized (peer-to-peer) manner. In this survey, we present a novel…

Machine Learning · Computer Science 2025-03-11 Qiongxiu Li , Wenrui Yu , Yufei Xia , Jun Pang

After entering the era of big data, more and more companies build services with machine learning techniques. However, it is costly for companies to collect data and extract helpful handcraft features on their own. Although it is a way to…

Cryptography and Security · Computer Science 2024-10-31 Huan-Chih Wang , Ja-Ling Wu

Federated learning is a learning paradigm to enable collaborative learning across different parties without revealing raw data. Notably, vertical federated learning (VFL), where parties share the same set of samples but only hold partial…

Machine Learning · Computer Science 2023-03-24 Zhaomin Wu , Qinbin Li , Bingsheng He

Privacy-preserving machine learning has drawn increasingly attention recently, especially with kinds of privacy regulations come into force. Under such situation, Federated Learning (FL) appears to facilitate privacy-preserving joint…

Machine Learning · Computer Science 2021-09-03 Wenjing Fang , Derun Zhao , Jin Tan , Chaochao Chen , Chaofan Yu , Li Wang , Lei Wang , Jun Zhou , Benyu Zhang

We propose a novel end-to-end privacy-preserving framework, instantiated by three efficient protocols for different deployment scenarios, covering both input and output privacy, for the vertically split scenario in federated learning (FL),…

Cryptography and Security · Computer Science 2026-04-16 Shan Jin , Sai Rahul Rachuri , Yizhen Wang , Anderson C. A. Nascimento , Yiwei Cai

In a vertical federated learning (VFL) system consisting of a central server and many distributed clients, the training data are vertically partitioned such that different features are privately stored on different clients. The problem of…

Machine Learning · Computer Science 2023-07-07 Songze Li , Duanyi Yao , Jin Liu

Recent years have witnessed the rapid growth of federated learning (FL), an emerging privacy-aware machine learning paradigm that allows collaborative learning over isolated datasets distributed across multiple participants. The salient…

Cryptography and Security · Computer Science 2022-06-14 Xicheng Wan , Yifeng Zheng , Qun Li , Anmin Fu , Mang Su , Yansong Gao

Vertical federated learning (VFL) enables multiple parties with disjoint features to collaboratively train models without sharing raw data. While privacy vulnerabilities of VFL are extensively-studied, its security threats-particularly…

Cryptography and Security · Computer Science 2026-01-23 Juntao Tan , Anran Li , Quanchao Liu , Peng Ran , Lan Zhang