English
Related papers

Related papers: Decaf: Data Distribution Decompose Attack against …

200 papers

Federated Learning (FL) aims to protect data privacy by enabling clients to collectively train machine learning models without sharing their raw data. However, recent studies demonstrate that information exchanged during FL is subject to…

Machine Learning · Computer Science 2024-12-11 Pengxin Guo , Shuang Zeng , Wenhao Chen , Xiaodan Zhang , Weihong Ren , Yuyin Zhou , Liangqiong Qu

Federated Learning (FL) facilitates collaborative training of a global model whose performance is boosted by private data owned by distributed clients, without compromising data privacy. Yet the wide applicability of FL is hindered by…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-12-31 Xinyuan Zhao , Hanlin Gu , Lixin Fan , Yuxing Han , Qiang Yang

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

Differentially private wireless federated learning (DPWFL) is a promising framework for protecting sensitive user data. However, foundational questions on how to precisely characterize privacy loss remain open, and existing work is further…

Machine Learning · Computer Science 2026-04-28 Chen Yaoling , Liang Hao , Tu Xiaotong

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 has seen increased adoption in recent years in response to the growing regulatory demand for data privacy. However, the opaque local training process of federated learning also sparks rising concerns about model…

Artificial Intelligence · Computer Science 2023-08-24 Yuxi Mi , Yiheng Sun , Jihong Guan , Shuigeng Zhou

Local differential privacy (LDP) gives a strong privacy guarantee to be used in a distributed setting like federated learning (FL). LDP mechanisms in FL protect a client's gradient by randomizing it on the client; however, how can we…

Cryptography and Security · Computer Science 2022-06-22 Marin Matsumoto , Tsubasa Takahashi , Seng Pei Liew , Masato Oguchi

Federated learning (FL) trains a global model across a number of decentralized users, each with a local dataset. Compared to traditional centralized learning, FL does not require direct access to local datasets and thus aims to mitigate…

Machine Learning · Computer Science 2022-08-10 Chunyi Zhou , Yansong Gao , Anmin Fu , Kai Chen , Zhiyang Dai , Zhi Zhang , Minhui Xue , Yuqing Zhang

Federated Learning (FL) has emerged as a promising approach for privacy-preserving model training across decentralized devices. However, it faces challenges such as statistical heterogeneity and susceptibility to adversarial attacks, which…

Machine Learning · Computer Science 2024-12-13 Jialuo He , Wei Chen , Xiaojin Zhang

Federated learning (FL), as a type of distributed machine learning, is capable of significantly preserving client's private data from being shared among different parties. Nevertheless, private information can still be divulged by analyzing…

Machine Learning · Computer Science 2024-02-06 Adrien Banse , Jan Kreischer , Xavier Oliva i Jürgens

In the evolving landscape of machine learning (ML), Federated Learning (FL) presents a paradigm shift towards decentralized model training while preserving user data privacy. This paper introduces the concept of ``privacy drift", an…

In federated learning, multiple parties can cooperate to train the model without directly exchanging their own private data, but the gradient leakage problem still threatens the privacy security and model integrity. Although the existing…

Cryptography and Security · Computer Science 2025-11-18 Minjie Wang , Jinguang Han , Weizhi Meng

In this paper, we initiate the study of local model reconstruction attacks for federated learning, where a honest-but-curious adversary eavesdrops the messages exchanged between a targeted client and the server, and then reconstructs the…

Machine Learning · Computer Science 2024-05-28 Ilias Driouich , Chuan Xu , Giovanni Neglia , Frederic Giroire , Eoin Thomas

Federated Learning (FL) enables collaborative training of Deep Learning (DL) models where the data is retained locally. Like DL, FL has severe security weaknesses that the attackers can exploit, e.g., model inversion and backdoor attacks.…

Cryptography and Security · Computer Science 2023-03-01 Gorka Abad , Servio Paguada , Oguzhan Ersoy , Stjepan Picek , Víctor Julio Ramírez-Durán , Aitor Urbieta

The powerful cooperation of federated learning (FL) and differential privacy~(DP) provides a promising paradigm for the large-scale private clients. However, existing analyses in FL-DP mostly rely on the composition theorem and cannot…

Machine Learning · Computer Science 2026-05-14 Yan Sun , Qixin Zhang , Li Shen , Dacheng Tao

Federated Learning (FL) has emerged as a promising privacy-preserving collaborative model training paradigm without sharing raw data. However, recent studies have revealed that private information can still be leaked through shared gradient…

Cryptography and Security · Computer Science 2026-01-12 Pengxin Guo , Runxi Wang , Shuang Zeng , Jinjing Zhu , Haoning Jiang , Yanran Wang , Yuyin Zhou , Feifei Wang , Hui Xiong , Liangqiong Qu

Traditional defenses against Deep Leakage (DL) attacks in Federated Learning (FL) primarily focus on obfuscation, introducing noise, transformations or encryption to degrade an attacker's ability to reconstruct private data. While effective…

Cryptography and Security · Computer Science 2026-01-22 Isaac Baglin , Xiatian Zhu , Simon Hadfield

In federated learning (FL), a set of participants share updates computed on their local data with an aggregator server that combines updates into a global model. However, reconciling accuracy with privacy and security is a challenge to FL.…

Cryptography and Security · Computer Science 2022-11-22 Najeeb Moharram Jebreel , Josep Domingo-Ferrer , Alberto Blanco-Justicia , David Sanchez

Motivated by the ever-increasing concerns on personal data privacy and the rapidly growing data volume at local clients, federated learning (FL) has emerged as a new machine learning setting. An FL system is comprised of a central parameter…

Cryptography and Security · Computer Science 2022-08-04 Xiang Ma , Haijian Sun , Rose Qingyang Hu , Yi Qian

Federated learning (FL) is vulnerable to backdoor attacks, where adversaries alter model behavior on target classification labels by embedding triggers into data samples. While these attacks have received considerable attention in…