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A Generative Adversarial Network (GAN) is a deep-learning generative model in the field of Machine Learning (ML) that involves training two Neural Networks (NN) using a sizable data set. In certain fields, such as medicine, the training…

Cryptography and Security · Computer Science 2022-07-04 Ignjat Pejic , Rui Wang , Kaitai Liang

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

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

Traditional AI methodologies necessitate centralized data collection, which becomes impractical when facing problems with network communication, data privacy, or storage capacity. Federated Learning (FL) offers a paradigm that empowers…

Cryptography and Security · Computer Science 2023-12-05 Konstantin Burlachenko , Abdulmajeed Alrowithi , Fahad Ali Albalawi , Peter Richtarik

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

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 (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

Medical data is often highly sensitive in terms of data privacy and security concerns. Federated learning, one type of machine learning techniques, has been started to use for the improvement of the privacy and security of medical data. In…

Cryptography and Security · Computer Science 2022-04-19 Febrianti Wibawa , Ferhat Ozgur Catak , Salih Sarp , Murat Kuzlu , Umit Cali

Differentially private federated learning (DP-FL) enables clients to collaboratively train machine learning models while preserving the privacy of their local data. However, most existing DP-FL approaches assume that all clients share a…

Machine Learning · Computer Science 2026-02-27 Ruichen Xu , Ying-Jun Angela Zhang , Jianwei Huang

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

Federated Learning (FL) has emerged as an effective learning paradigm for distributed computation owing to its strong potential in capturing underlying data statistics while preserving data privacy. However, in cases of practical data…

Machine Learning · Computer Science 2023-05-22 Achintha Wijesinghe , Songyang Zhang , Zhi Ding

Machine Learning (ML) has become one of the most impactful fields of data science in recent years. However, a significant concern with ML is its privacy risks due to rising attacks against ML models. Privacy-Preserving Machine Learning…

Cryptography and Security · Computer Science 2024-09-11 Khoa Nguyen , Mindaugas Budzys , Eugene Frimpong , Tanveer Khan , Antonis Michalas

Omics data is widely employed in medical research to identify disease mechanisms and contains highly sensitive personal information. Federated Learning (FL) with Differential Privacy (DP) can ensure the protection of omics data privacy…

Cryptography and Security · Computer Science 2025-11-11 Yusaku Negoya , Feifei Cui , Zilong Zhang , Miao Pan , Tomoaki Ohtsuki , Aohan Li

Federated Learning (FL) is a paradigm for large-scale distributed learning which faces two key challenges: (i) efficient training from highly heterogeneous user data, and (ii) protecting the privacy of participating users. In this work, we…

Machine Learning · Computer Science 2023-01-06 Maxence Noble , Aurélien Bellet , Aymeric Dieuleveut

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…

The effective detection of evidence of financial anomalies requires collaboration among multiple entities who own a diverse set of data, such as a payment network system (PNS) and its partner banks. Trust among these financial institutions…

Federated learning (FL) enables training models at different sites and updating the weights from the training instead of transferring data to a central location and training as in classical machine learning. The FL capability is especially…

Machine Learning · Computer Science 2022-03-16 Minseok Ryu , Youngdae Kim , Kibaek Kim , Ravi K. Madduri

The main aim of Privacy-Preserving Machine Learning (PPML) is to protect the privacy and provide security to the data used in building Machine Learning models. There are various techniques in PPML such as Secure Multi-Party Computation,…

Machine Learning · Computer Science 2022-06-01 Syed Imtiaz Ahamed , Vadlamani Ravi

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

Quantum Federated Learning (QFL) enables distributed training of Quantum Machine Learning (QML) models by sharing model gradients instead of raw data. However, these gradients can still expose sensitive user information. To enhance privacy,…

Cryptography and Security · Computer Science 2026-03-04 Lukas Böhm , Arjhun Swaminathan , Anika Hannemann , Erik Buchmann
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