Paper 2004/363 Original: eprint.iacr.org/2004/363 ↗

Rethinking the security of some authenticated group key agreement schemes

Qiang Tang
Chris J. Mitchell
Abstract

In this paper we analyse three improved authenticated group key agreement schemes, all of which are based on the conference key distribution systems proposed by Burmester and Desmedt. We show that all the schemes suffer from a type of impersonation attack, although these schemes are claimed to be secure.

Metadata
Available format(s)
PDF
Category
Cryptographic protocols
Publication info
Preprint.
History
2004-12-20: last updated
2004-12-20: published
Short URL
https://ia.cr/2004/363
License
https://creativecommons.org/licenses/by/4.0/

BibTeX

@misc{cryptoeprint:2004/363,
      author = {Qiang Tang and Chris J.  Mitchell},
      title = {Rethinking the security of some authenticated group key agreement schemes},
      howpublished = {Cryptology {ePrint} Archive, Paper 2004/363},
      year = {2004},
      url = {https://eprint.iacr.org/2004/363}
}
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