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The majority of work in privacy-preserving federated learning (FL) has been focusing on horizontally partitioned datasets where clients share the same sets of features and can train complete models independently. However, in many…

Machine Learning · Computer Science 2023-05-22 Xinchi Qiu , Heng Pan , Wanru Zhao , Chenyang Ma , Pedro Porto Buarque de Gusmão , Nicholas D. Lane

Federated learning (FL) has attracted widespread attention because it supports the joint training of models by multiple participants without moving private dataset. However, there are still many security issues in FL that deserve…

Cryptography and Security · Computer Science 2024-05-08 Huang Zeng , Anjia Yang , Jian Weng , Min-Rong Chen , Fengjun Xiao , Yi Liu , Ye Yao

This paper aims to propose a novel framework to address the data privacy issue for Federated Learning (FL)-based Intrusion Detection Systems (IDSs) in Internet-of-Vehicles(IoVs) with limited computational resources. In particular, in…

Cryptography and Security · Computer Science 2024-07-29 Bui Duc Manh , Chi-Hieu Nguyen , Dinh Thai Hoang , Diep N. Nguyen

Federated learning is emerging as a machine learning technique that trains a model across multiple decentralized parties. It is renowned for preserving privacy as the data never leaves the computational devices, and recent approaches…

Machine Learning · Computer Science 2021-06-25 Yuchen Li , Yifan Bao , Liyao Xiang , Junhan Liu , Cen Chen , Li Wang , Xinbing Wang

Deep learning (DL) approaches are achieving extraordinary results in a wide range of domains, but often require a massive collection of private data. Hence, methods for training neural networks on the joint data of different data owners,…

Cryptography and Security · Computer Science 2021-10-27 Derian Boer , Stefan Kramer

Federated Learning (FL) enables model training across decentralized devices by communicating solely local model updates to an aggregation server. Although such limited data sharing makes FL more secure than centralized approached, FL…

Cryptography and Security · Computer Science 2024-06-14 Vasileios Tsouvalas , Samaneh Mohammadi , Ali Balador , Tanir Ozcelebi , Francesco Flammini , Nirvana Meratnia

Federated Learning (FL) faces inherent challenges in balancing model performance, privacy preservation, and communication efficiency, especially in non-IID decentralized environments. Recent approaches either sacrifice formal privacy…

Machine Learning · Computer Science 2026-05-14 Md Abrar Jahin , Taufikur Rahman Fuad , M. F. Mridha , Nafiz Fahad , Md. Jakir Hossen

Federated Learning (FL) enables collaborative model training without sharing raw data but suffers from limited scalability, high communication costs, and privacy risks due to its centralized architecture. This paper proposes FedSelect-ME, a…

Cryptography and Security · Computer Science 2025-11-05 Hanie Vatani , Reza Ebrahimi Atani

Federated learning has gained great attention recently as a privacy-enhancing tool to jointly train a machine learning model by multiple parties. As a sub-category, vertical federated learning (vFL) focuses on the scenario where features…

Machine Learning · Computer Science 2022-05-26 Jiankai Sun , Xin Yang , Yuanshun Yao , Junyuan Xie , Di Wu , Chong Wang

Federated Learning (FL) has been widely accepted as the solution for privacy-preserving machine learning without collecting raw data. While new technologies proposed in the past few years do evolve the FL area, unfortunately, the evaluation…

Machine Learning · Computer Science 2022-12-27 Di Chai , Leye Wang , Liu Yang , Junxue Zhang , Kai Chen , Qiang Yang

Much of machine learning relies on the use of large amounts of data to train models to make predictions. When this data comes from multiple sources, for example when evaluation of data against a machine learning model is offered as a…

Cryptography and Security · Computer Science 2020-01-30 Peter Fenner , Edward O. Pyzer-Knapp

We introduce a deep learning framework able to deal with strong privacy constraints. Based on collaborative learning, differential privacy and homomorphic encryption, the proposed approach advances state-of-the-art of private deep learning…

Cryptography and Security · Computer Science 2021-03-29 Arnaud Grivet Sébert , Rafael Pinot , Martin Zuber , Cédric Gouy-Pailler , Renaud Sirdey

Federated learning (FL) enables collaborative model training while preserving user data privacy by keeping data local. Despite these advantages, FL remains vulnerable to privacy attacks on user updates and model parameters during training…

Cryptography and Security · Computer Science 2025-05-12 Yiwei Zhang , Rouzbeh Behnia , Attila A. Yavuz , Reza Ebrahimi , Elisa Bertino

Federated learning (FL) is a type of collaborative machine learning where participating peers/clients process their data locally, sharing only updates to the collaborative model. This enables to build privacy-aware distributed machine…

Machine Learning · Computer Science 2023-03-07 Filippo Galli , Sayan Biswas , Kangsoo Jung , Tommaso Cucinotta , Catuscia Palamidessi

Federated learning is a promising framework for learning over decentralized data spanning multiple regions. This approach avoids expensive central training data aggregation cost and can improve privacy because distributed sites do not have…

Machine Learning · Computer Science 2021-01-01 Beomyeol Jeon , S. M. Ferdous , Muntasir Raihan Rahman , Anwar Walid

The integration of fully homomorphic encryption (FHE) in federated learning (FL) has led to significant advances in data privacy. However, during the aggregation phase, it often results in performance degradation of the aggregated model,…

Federated learning (FL) schemes allow multiple participants to collaboratively train neural networks without the need to directly share the underlying data.However, in early schemes, all participants eventually obtain the same model.…

Machine Learning · Computer Science 2024-07-22 Janis Adamek , Moritz Schulze Darup

Federated learning (FL) is a framework for training machine learning models in a distributed and collaborative manner. During training, a set of participating clients process their data stored locally, sharing only the model updates…

Machine Learning · Computer Science 2023-10-31 Filippo Galli , Kangsoo Jung , Sayan Biswas , Catuscia Palamidessi , Tommaso Cucinotta

Federated learning (FL) with fully homomorphic encryption (FHE) effectively safeguards data privacy during model aggregation by encrypting local model updates before transmission, mitigating threats from untrusted servers or eavesdroppers…

Cryptography and Security · Computer Science 2025-09-30 Xiangchen Meng , Yangdi Lyu

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