Cryptanalysis of group signature scheme from ID-based signature scheme

Haiyong Bao*, Zhenfu Cao, Haifeng Qian

*Corresponding author for this work

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

Abstract

In [1], C. Castelluccia presented the relationships between Identity-based (ID-based) signature schemes and group signature schemes. The methods of using Identity-based signature schemes to implement group signature schemes is also described. In [2], adopting such model, S. Popescu put forth an Identity-based group signature scheme. Such ideology is rather novel and creative. However, in this paper, we show that there are some security flaws in Castelluccia's model. We also present a security analysis of Popescu's scheme and demonstrate that the scheme is insecure either.

Original languageEnglish
Title of host publicationProceedings of the 3rd International Conference on Information Security, InfoSecu '04
Pages115-118
Number of pages4
DOIs
StatePublished - 2004
Externally publishedYes
Event3rd International Conference on Information Security, InfoSecu '04 - Shanghai, China
Duration: 14 Nov 200416 Nov 2004

Publication series

NameACM International Conference Proceeding Series
Volume85

Conference

Conference3rd International Conference on Information Security, InfoSecu '04
Country/TerritoryChina
CityShanghai
Period14/11/0416/11/04

Keywords

  • Digital signature
  • Group signature
  • ID-based signature

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