A weakness in the Bresson-Chevassut-Essiari-Pointcheval's group key agreement scheme for low-power mobile devices

Junghyun Nam, Seungjoo Kim, Dongho Won

Research output: Contribution to journalArticlepeer-review

29 Citations (Scopus)

Abstract

In this letter, we show that Bresson-Chevassut-Essiari-Pointcheval's group key agreement scheme does not meet the main security properties: Implicit key authentication, forward secrecy, and known key security. Also, we propose an improved version which fixes the security flaws found in the scheme.

Original languageEnglish
Pages (from-to)429-431
Number of pages3
JournalIEEE Communications Letters
Volume9
Issue number5
DOIs
Publication statusPublished - 2005 May
Externally publishedYes

Bibliographical note

Funding Information:
Manuscript received September 20, 2004. The associate editor coordinating the review of this letter and approving it for publication was Dr. Chuan-Kun Wu. This work was supported in part by the Korea Research Foundation Grant KRF-2004-003-D00392 and by the University IT Research Center Project.

Keywords

  • Forward secrecy
  • Group key agreement
  • Key authentication
  • Known key security

ASJC Scopus subject areas

  • Modelling and Simulation
  • Computer Science Applications
  • Electrical and Electronic Engineering

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