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Autori principali: Gupta, Mukur, Gupta, Niharika, Rahman, Saifur, Pal, Shantanu, Karmakar, Chandan
Natura: Preprint
Pubblicazione: 2025
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Accesso online:https://arxiv.org/abs/2512.15123
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author Gupta, Mukur
Gupta, Niharika
Rahman, Saifur
Pal, Shantanu
Karmakar, Chandan
author_facet Gupta, Mukur
Gupta, Niharika
Rahman, Saifur
Pal, Shantanu
Karmakar, Chandan
contents Deep learning models deployed on edge devices are increasingly used in safety-critical applications. However, their vulnerability to adversarial perturbations poses significant risks, especially in Federated Learning (FL) settings where identical models are distributed across thousands of clients. While adversarial training is a strong defense, it is difficult to apply in FL due to strict client-data privacy constraints and the limited compute available on edge devices. In this work, we introduce TrajSyn, a privacy-preserving framework that enables effective server-side adversarial training by synthesizing a proxy dataset from the trajectories of client model updates, without accessing raw client data. We show that TrajSyn consistently improves adversarial robustness on image classification benchmarks with no extra compute burden on the client device.
format Preprint
id arxiv_https___arxiv_org_abs_2512_15123
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle TrajSyn: Privacy-Preserving Dataset Distillation from Federated Model Trajectories for Server-Side Adversarial Training
Gupta, Mukur
Gupta, Niharika
Rahman, Saifur
Pal, Shantanu
Karmakar, Chandan
Machine Learning
Deep learning models deployed on edge devices are increasingly used in safety-critical applications. However, their vulnerability to adversarial perturbations poses significant risks, especially in Federated Learning (FL) settings where identical models are distributed across thousands of clients. While adversarial training is a strong defense, it is difficult to apply in FL due to strict client-data privacy constraints and the limited compute available on edge devices. In this work, we introduce TrajSyn, a privacy-preserving framework that enables effective server-side adversarial training by synthesizing a proxy dataset from the trajectories of client model updates, without accessing raw client data. We show that TrajSyn consistently improves adversarial robustness on image classification benchmarks with no extra compute burden on the client device.
title TrajSyn: Privacy-Preserving Dataset Distillation from Federated Model Trajectories for Server-Side Adversarial Training
topic Machine Learning
url https://arxiv.org/abs/2512.15123