Security Flaws in a Pairing-based Group Signature Scheme

Zhengjun Cao; Sherman S. M.  Chow

Paper 2004/299

Security Flaws in a Pairing-based Group Signature Scheme

Zhengjun Cao and Sherman S. M. Chow

Abstract

Deng and Zhao recently proposed a group signature scheme. We find that the scheme cannot satisfy all of the requirements of a secure group signature.

Metadata

Available format(s): PDF PS
Category: Cryptographic protocols
Publication info: Published elsewhere. Unknown where it was published
Keywords: group signature scheme bilinear pairings Gap-Diffie-Hellman group unforgeability anonymity linkability exculpability traceability coalition-resistance
Contact author(s): zjcamss @ hotmail com
History: 2004-11-19: revised; 2004-11-12: received; See all versions
Short URL: https://ia.cr/2004/299
License: CC BY

BibTeX

@misc{cryptoeprint:2004/299,
      author = {Zhengjun Cao and Sherman S. M.  Chow},
      title = {Security Flaws in a Pairing-based Group Signature Scheme},
      howpublished = {Cryptology {ePrint} Archive, Paper 2004/299},
      year = {2004},
      url = {https://eprint.iacr.org/2004/299}
}