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Related papers: Hierarchical Federated Learning with Privacy

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Federated Learning (FL) is emerging as a promising paradigm of privacy-preserving machine learning, which trains an algorithm across multiple clients without exchanging their data samples. Recent works highlighted several privacy and…

Cryptography and Security · Computer Science 2021-06-15 Yaowei Han , Yang Cao , Masatoshi Yoshikawa

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) allows multiple participants to train machine learning models collaboratively by keeping their datasets local while only exchanging model updates. Alas, this is not necessarily free from privacy and robustness…

Cryptography and Security · Computer Science 2022-05-30 Mohammad Naseri , Jamie Hayes , Emiliano De Cristofaro

In spite that Federated Learning (FL) is well known for its privacy protection when training machine learning models among distributed clients collaboratively, recent studies have pointed out that the naive FL is susceptible to gradient…

Cryptography and Security · Computer Science 2021-01-13 Yao Fu , Yipeng Zhou , Di Wu , Shui Yu , Yonggang Wen , Chao Li

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) enables distributed agents to collaboratively learn a centralized model without sharing their raw data with each other. However, data locality does not provide sufficient privacy protection, and it is desirable to…

Machine Learning · Computer Science 2021-06-15 Rui Hu , Yanmin Gong , Yuanxiong Guo

The longstanding goals of federated learning (FL) require rigorous privacy guarantees and low communication overhead while holding a relatively high model accuracy. However, simultaneously achieving all the goals is extremely challenging.…

Machine Learning · Computer Science 2021-06-02 He Yang

Federated learning (FL) enables organizations to collaboratively train models without sharing their datasets. Despite this advantage, recent studies show that both client updates and the global model can leak private information, limiting…

Cryptography and Security · Computer Science 2025-10-16 Rouzbeh Behnia , Jeremiah Birrell , Arman Riasi , Reza Ebrahimi , Kaushik Dutta , Thang Hoang

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…

Protecting sensitive health data while enabling collaborative analysis is a central challenge in healthcare. Traditional machine learning (ML) requires institutions to pool anonymized patient records, centralizing analytical development and…

Machine Learning · Computer Science 2026-05-05 Gaurang Sharma , Juha Pajula , Aada Illikainen , Markus Rautell , Noora Lipsonen , Petri Alhainen , Mika Hilvo

Federated learning is a machine learning setting where a set of edge devices collaboratively train a model under the orchestration of a central server without sharing their local data. At each communication round of federated learning, edge…

Machine Learning · Computer Science 2020-09-23 Rui Hu , Yuanxiong Guo , Yanmin Gong

Federated learning (FL) is a new paradigm that enables many clients to jointly train a machine learning (ML) model under the orchestration of a parameter server while keeping the local data not being exposed to any third party. However, the…

Machine Learning · Computer Science 2022-04-27 Yiwei Li , Shuai Wang , Tsung-Hui Chang , Chong-Yung Chi

In federated learning (FL), balancing privacy protection, learning quality, and efficiency remains a challenge. Privacy protection mechanisms, such as Differential Privacy (DP), degrade learning quality, or, as in the case of Homomorphic…

Machine Learning · Computer Science 2026-03-06 Yenan Wang , Carla Fabiana Chiasserini , Elad Michael Schiller

A key feature of federated learning (FL) is to preserve the data privacy of end users. However, there still exist potential privacy leakage in exchanging gradients under FL. As a result, recent research often explores the differential…

Cryptography and Security · Computer Science 2024-03-20 Yuntao Wang , Zhou Su , Yanghe Pan , Tom H Luan , Ruidong Li , Shui Yu

Federated learning is a recent advance in privacy protection. In this context, a trusted curator aggregates parameters optimized in decentralized fashion by multiple clients. The resulting model is then distributed back to all clients,…

Cryptography and Security · Computer Science 2018-03-02 Robin C. Geyer , Tassilo Klein , Moin Nabi

Federated learning (FL) enables participating parties to collaboratively build a global model with boosted utility without disclosing private data information. Appropriate protection mechanisms have to be adopted to fulfill the opposing…

Machine Learning · Computer Science 2023-07-24 Xiaojin Zhang , Yan Kang , Kai Chen , Lixin Fan , Qiang Yang

Many existing privacy-enhanced speech emotion recognition (SER) frameworks focus on perturbing the original speech data through adversarial training within a centralized machine learning setup. However, this privacy protection scheme can…

Cryptography and Security · Computer Science 2023-04-18 Tiantian Feng , Raghuveer Peri , Shrikanth Narayanan

Federated Learning (FL) has become a key method for preserving data privacy in Internet of Things (IoT) environments, as it trains Machine Learning (ML) models locally while transmitting only model updates. Despite this design, FL remains…

Machine Learning · Computer Science 2025-03-25 Fardin Jalil Piran , Zhiling Chen , Mohsen Imani , Farhad Imani

The federated learning (FL) framework enables multiple clients to collaboratively train machine learning models without sharing their raw data, but it remains vulnerable to privacy attacks. One promising approach is to incorporate…

Machine Learning · Computer Science 2025-04-15 Shokichi Takakura , Seng Pei Liew , Satoshi Hasegawa

We present HDP-VFL, the first hybrid differentially private (DP) framework for vertical federated learning (VFL) to demonstrate that it is possible to jointly learn a generalized linear model (GLM) from vertically partitioned data with only…

Machine Learning · Computer Science 2020-09-08 Chang Wang , Jian Liang , Mingkai Huang , Bing Bai , Kun Bai , Hao Li