Cryptanalysis of Qiu-Gu-Chen  Variant Group Signature Scheme

Zhengjun Cao

Paper 2004/326

Cryptanalysis of Qiu-Gu-Chen Variant Group Signature Scheme

Zhengjun Cao

Abstract

Qiu et al. proposed a variant group signature scheme in [1]. We find that the group manager can successfully forge signature because he has absolute predominance in Join Phase.

Metadata

Available format(s): PDF PS
Category: Cryptographic protocols
Publication info: Published elsewhere. Unknown where it was published
Keywords: group signature scheme forgeability
Contact author(s): zjcamss @ hotmail com
History: 2004-11-26: received
Short URL: https://ia.cr/2004/326
License: CC BY

BibTeX

@misc{cryptoeprint:2004/326,
      author = {Zhengjun Cao},
      title = {Cryptanalysis of Qiu-Gu-Chen  Variant Group Signature Scheme},
      howpublished = {Cryptology ePrint Archive, Paper 2004/326},
      year = {2004},
      note = {\url{https://eprint.iacr.org/2004/326}},
      url = {https://eprint.iacr.org/2004/326}
}