Cryptography-Inspired Federated Learning for Generative Adversarial Networks and Meta Learning

Yu Zheng, Wei Song, Minxin Du, Sherman S. M. Chow, Qian Lou, Yongjun Zhao, Xiuhua Wang

Research output: Chapter in book / Conference proceedingConference article published in proceeding or bookAcademic researchpeer-review

7 Citations (Scopus)

Abstract

Federated learning (FL) aims to derive a “better” global model without direct access to individuals’ training data. It is traditionally done by aggregation over individual gradients with differentially private (DP) noises. We study an FL variant as a new point in the privacy-performance space. Namely, cryptographic aggregation is over local models instead of gradients; each contributor then locally trains their model using a DP version of Adam upon the “feedback” (e.g., fake samples from GAN – generative adversarial networks) derived from the securely-aggregated global model. Intuitively, this achieves the best of both worlds – more “expressive” models are processed in the encrypted domain instead of just gradients, without DP’s shortcoming, while heavyweight cryptography is minimized (at only the first step instead of the entire process). Practically, we showcase this new FL variant over GAN and meta-learning, for securing new data and new tasks.

Original languageEnglish
Title of host publicationAdvanced Data Mining and Applications - 19th International Conference, ADMA 2023, Proceedings
EditorsXiaochun Yang, Bin Wang, Heru Suhartanto, Guoren Wang, Jing Jiang, Bing Li, Huaijie Zhu, Ningning Cui
PublisherSpringer Science and Business Media Deutschland GmbH
Pages393-407
Number of pages15
ISBN (Print)9783031466632
DOIs
Publication statusPublished - Aug 2023
Externally publishedYes
Event19th International Conference on Advanced Data Mining and Applications, ADMA 2023 - Shenyang, China
Duration: 21 Aug 202323 Aug 2023

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume14177 LNAI
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference19th International Conference on Advanced Data Mining and Applications, ADMA 2023
Country/TerritoryChina
CityShenyang
Period21/08/2323/08/23

Keywords

  • Cryptography
  • Differential privacy
  • Federated learning

ASJC Scopus subject areas

  • Theoretical Computer Science
  • General Computer Science

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