Paper 2004/236 Original: eprint.iacr.org/2004/236 ↗
Forgery Attacks on Chang et al.'s signature scheme with message recovery
Abstract
It is found that Chang et al.'s signature scheme with message recovery is not as secure as they claimed, in fact. In this letter, two forgery attacks is proposed to show that the signature can be forged on any uncontrolled messages. To overcome these attacks, the one-way hash functions and the message redundancy schemes may be still used.
Metadata
- Available format(s)
PDF- Category
- Cryptographic protocols
- Publication info
- Preprint.
- History
- 2004-09-16: last updated
- 2004-09-16: published
- Short URL
- https://ia.cr/2004/236
- License
- https://creativecommons.org/licenses/by/4.0/
BibTeX
@misc{cryptoeprint:2004/236,
author = {FU Xiaotong and XU Chunxiang and XIAO Guozhen},
title = {Forgery Attacks on Chang et al.'s signature scheme with message recovery},
howpublished = {Cryptology {ePrint} Archive, Paper 2004/236},
year = {2004},
url = {https://eprint.iacr.org/2004/236}
}