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Federated Learning (FL) is a distributed machine learning approach that promises privacy by keeping the data on the device. However, gradient reconstruction and membership-inference attacks show that model updates still leak information.…

Cryptography and Security · Computer Science 2025-09-04 Pedro Correia , Ivan Silva , Ivone Amorim , Eva Maia , Isabel Praça

The spread of various forms of offensive speech online is an important concern in social media. While platforms have been investing heavily in ways of coping with this problem, the question of privacy remains largely unaddressed. Models…

Computation and Language · Computer Science 2024-04-18 Marcos Zampieri , Damith Premasiri , Tharindu Ranasinghe

Over the last few years, federated learning (FL) has emerged as a prominent method in machine learning, emphasizing privacy preservation by allowing multiple clients to collaboratively build a model while keeping their training data…

Federated learning(FL) is an emerging distributed learning paradigm with default client privacy because clients can keep sensitive data on their devices and only share local training parameter updates with the federated server. However,…

Machine Learning · Computer Science 2021-07-05 Wenqi Wei , Ling Liu , Yanzhao Wu , Gong Su , Arun Iyengar

Federated learning (FL) has rapidly risen in popularity due to its promise of privacy and efficiency. Previous works have exposed privacy vulnerabilities in the FL pipeline by recovering user data from gradient updates. However, existing…

Machine Learning · Computer Science 2022-06-22 Yuxin Wen , Jonas Geiping , Liam Fowl , Micah Goldblum , Tom Goldstein

In the light of the growing connectivity and sensitivity of industrial data, cyberattacks and data breaches are becoming more common in the Industrial Internet of Things (IIoT). To cope with such threats, this study presents an anomaly…

Cryptography and Security · Computer Science 2026-04-08 Samira Kamali Poorazad , Chafika Benzaïd , Tarik Taleb

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

Due to the strong analytical ability of big data, deep learning has been widely applied to train the collected data in industrial IoT. However, for privacy issues, traditional data-gathering centralized learning is not applicable to…

Cryptography and Security · Computer Science 2020-07-31 Anmin Fu , Xianglong Zhang , Naixue Xiong , Yansong Gao , Huaqun Wang

Federated Learning Networks (FLNs) have been envisaged as a promising paradigm to collaboratively train models among mobile devices without exposing their local privacy data. Due to the need for frequent model updates and communications,…

Cryptography and Security · Computer Science 2021-10-07 Yuan-Ai Xie , Jiawen Kang , Dusit Niyato , Nguyen Thi Thanh Van , Nguyen Cong Luong , Zhixin Liu , Han Yu

Federated learning (FL) is an emerging collaborative learning paradigm that aims to protect data privacy. Unfortunately, recent works show FL algorithms are vulnerable to the serious data reconstruction attacks. However, existing works lack…

Cryptography and Security · Computer Science 2024-08-23 Zifan Wang , Binghui Zhang , Meng Pang , Yuan Hong , Binghui Wang

Federated Learning (FL) enables collaborative model training without sharing raw data, making it a promising approach for privacy-sensitive domains. Despite its potential, FL faces significant challenges, particularly in terms of…

Cryptography and Security · Computer Science 2025-08-08 Khoa Nguyen , Tanveer Khan , Hossein Abdinasibfar , Antonis Michalas

Federated learning (FL) enables collaborative model training without sharing raw data but is vulnerable to gradient inversion attacks (GIAs), where adversaries reconstruct private data from shared gradients. Existing defenses either incur…

Cryptography and Security · Computer Science 2025-10-07 Chenxiang Luo , David K. Y. Yau , Qun Song

As an important cyber-physical system (CPS), smart grid is highly vulnerable to cyber attacks. Amongst various types of attacks, false data injection attack (FDIA) proves to be one of the top-priority cyber-related issues and has received…

Cryptography and Security · Computer Science 2022-10-25 Yang Li , Xinhao Wei , Yuanzheng Li , Zhaoyang Dong , Mohammad Shahidehpour

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

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 growing interest for enabling privacy-preserving machine learning on data stored at multiple users while avoiding moving the data off-device. However, while data never leaves users' devices, privacy…

Machine Learning · Computer Science 2022-08-05 Ahmed Roushdy Elkordy , Jiang Zhang , Yahya H. Ezzeldin , Konstantinos Psounis , Salman Avestimehr

Federated Learning (FL) is a distributed machine learning (ML) paradigm that enables multiple parties to jointly re-train a shared model without sharing their data with any other parties, offering advantages in both scale and privacy. We…

Machine Learning · Computer Science 2019-12-17 Daniel Peterson , Pallika Kanani , Virendra J. Marathe

Federated learning is a semi-distributed algorithm, where a server communicates with multiple dispersed clients to learn a global model. The federated architecture is not robust and is sensitive to communication and computational overloads…

Machine Learning · Computer Science 2023-01-18 Elsa Rizk , Stefan Vlaski , Ali H. Sayed

Federated learning (FL) enables training of a global model while keeping raw data on end-devices. Despite this, FL has shown to leak private user information and thus in practice, it is often coupled with methods such as differential…

Machine Learning · Computer Science 2026-04-23 Jie Xu , Haaris Mehmood , Rogier Van Dalen , Karthikeyan Saravanan , Mete Ozay

Federated Learning (FL) enables collaborative training while keeping sensitive data on clients' devices, but local model updates can still leak private information. Hybrid Homomorphic Encryption (HHE) has recently been applied to FL to…

Cryptography and Security · Computer Science 2026-03-30 Ivan Costa , Pedro Correia , Ivone Amorim , Eva Maia , Isabel Praça
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