Decentralized and Collaborative Tracing for Group Signatures

Maharage Nisansala Sevwandi Perera, Toru Nakamura, Masayuki Hashimoto, Hiroyuki Yokoyama, Chen Mou Cheng, Kouichi Sakurai

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

3 Scopus citations

Abstract

We propose a decentralized but collaborative attribute-based tracing mechanism (a signer-identifying mechanism) for group signatures. Instead of a central tracing party in our scheme, a set of tracers satisfying the attribute set used for generating the group signature can identify the signer. Thus our proposal limits the parties who can identify the signer. On the other hand, it decentralized the tracing authority.

Original languageEnglish
Title of host publicationASIA CCS 2022 - Proceedings of the 2022 ACM Asia Conference on Computer and Communications Security
PublisherAssociation for Computing Machinery, Inc
Pages1258-1260
Number of pages3
ISBN (Electronic)9781450391405
DOIs
StatePublished - 30 05 2022
Externally publishedYes
Event17th ACM ASIA Conference on Computer and Communications Security 2022, ASIA CCS 2022 - Virtual, Online, Japan
Duration: 30 05 202203 06 2022

Publication series

NameASIA CCS 2022 - Proceedings of the 2022 ACM Asia Conference on Computer and Communications Security

Conference

Conference17th ACM ASIA Conference on Computer and Communications Security 2022, ASIA CCS 2022
Country/TerritoryJapan
CityVirtual, Online
Period30/05/2203/06/22

Bibliographical note

Publisher Copyright:
© 2022 Owner/Author.

Keywords

  • attribute-based encryption
  • collaborative tracing
  • decentralized tracing
  • group signatures
  • user tracing

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