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Federated learning is a method used in machine learning to allow multiple devices to work together on a model without sharing their private data. Each participant keeps their private data on their system and trains a local model and only…

Cryptography and Security · Computer Science 2025-04-07 Feiran Yang

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

Federated Learning trains machine learning models on distributed devices by aggregating local model updates instead of local data. However, privacy concerns arise as the aggregated local models on the server may reveal sensitive personal…

Machine Learning · Computer Science 2024-06-18 Weizhao Jin , Yuhang Yao , Shanshan Han , Jiajun Gu , Carlee Joe-Wong , Srivatsan Ravi , Salman Avestimehr , Chaoyang He

The widespread deployment of products powered by machine learning models is raising concerns around data privacy and information security worldwide. To address this issue, Federated Learning was first proposed as a privacy-preserving…

Federated learning (FL) has come forward as a critical approach for privacy-preserving machine learning in healthcare, allowing collaborative model training across decentralized medical datasets without exchanging clients' data. However,…

Cryptography and Security · Computer Science 2026-02-06 Abdulkadir Korkmaz , Praveen Rao

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 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

Privacy, security and data governance constraints rule out a brute force process in the integration of cross-silo data, which inherits the development of the Internet of Things. Federated learning is proposed to ensure that all parties can…

Cryptography and Security · Computer Science 2024-01-23 Dongqi Cai , Tao Fan , Yan Kang , Lixin Fan , Mengwei Xu , Shangguang Wang , Qiang Yang

The federated learning (FL) technique was developed to mitigate data privacy issues in the traditional machine learning paradigm. While FL ensures that a user's data always remain with the user, the gradients are shared with the centralized…

Artificial Intelligence · Computer Science 2024-10-08 Yogachandran Rahulamathavan , Charuka Herath , Xiaolan Liu , Sangarapillai Lambotharan , Carsten Maple

Federated Learning is a distributed machine-learning environment that allows clients to learn collaboratively without sharing private data. This is accomplished by exchanging parameters. However, the differences in data distributions and…

Machine Learning · Computer Science 2023-03-17 Kuang Hangdong , Mi Bo

Federated Learning (FL) enables collaborative training without centralizing data, essential for privacy compliance in real-world scenarios involving sensitive visual information. Most FL approaches rely on expensive, iterative deep network…

Computer Vision and Pattern Recognition · Computer Science 2026-02-16 Alejandro Dopico-Castro , Oscar Fontenla-Romero , Bertha Guijarro-Berdiñas , Amparo Alonso-Betanzos , Iván Pérez Digón

Federated learning (FL) enables collaborative training of machine learning models without sharing sensitive client data, making it a cornerstone for privacy-critical applications. However, FL faces the dual challenge of ensuring learning…

Machine Learning · Computer Science 2026-03-04 Yenan Wang , Carla Fabiana Chiasserini , Elad Michael Schiller

In sectors such as finance and healthcare, where data governance is subject to rigorous regulatory requirements, the exchange and utilization of data are particularly challenging. Federated Learning (FL) has risen as a pioneering…

Cryptography and Security · Computer Science 2024-08-13 Siyang Jiang , Hao Yang , Qipeng Xie , Chuan Ma , Sen Wang , Guoliang Xing

Federated Learning (FL) is susceptible to privacy attacks, such as data reconstruction attacks, in which a semi-honest server or a malicious client infers information about other clients' datasets from their model updates or gradients. To…

Cryptography and Security · Computer Science 2025-05-22 Abdullah Al Omar , Xin Yang , Euijin Choo , Omid Ardakanian

As privacy protection gains increasing importance, more models are being trained on edge devices and subsequently merged into the central server through Federated Learning (FL). However, current research overlooks the impact of network…

Machine Learning · Computer Science 2025-08-04 Hangyu Li , Hongyue Wu , Guodong Fan , Zhen Zhang , Shizhan Chen , Zhiyong Feng

With the increasing awareness of privacy protection and data fragmentation problem, federated learning has been emerging as a new paradigm of machine learning. Federated learning tends to utilize various privacy preserving mechanisms to…

Cryptography and Security · Computer Science 2020-07-23 Zhaoxiong Yang , Shuihai Hu , Kai Chen

Since the first theoretically feasible full homomorphic encryption (FHE) scheme was proposed in 2009, great progress has been achieved. These improvements have made FHE schemes come off the paper and become quite useful in solving some…

Cryptography and Security · Computer Science 2024-03-19 Yuqi Guo , Lin Li , Zhongxiang Zheng , Hanrui Yun , Ruoyan Zhang , Xiaolin Chang , Zhixuan Gao

Federated Learning (FL) enables collaborative model training across distributed clients without sharing raw data, making it a promising approach for privacy-preserving machine learning in domains like Connected and Autonomous Vehicles…

Cryptography and Security · Computer Science 2025-06-10 Muhammad Ali Najjar , Ren-Yi Huang , Dumindu Samaraweera , Prashant Shekhar

Federated Learning (FL) facilitates collaborative model training while keeping raw data decentralized, making it a conduit for leveraging the power of IoT devices while maintaining privacy of the locally collected data. However, existing…

Cryptography and Security · Computer Science 2025-09-26 Amr Akmal Abouelmagd , Amr Hilal

Federated learning (FL) is a distributed machine learning paradigm that allows clients to collaboratively train a model over their own local data. FL promises the privacy of clients and its security can be strengthened by cryptographic…

Cryptography and Security · Computer Science 2021-09-10 Shulai Zhang , Zirui Li , Quan Chen , Wenli Zheng , Jingwen Leng , Minyi Guo
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