18 search results - page 1 / 4 » Threshold Undeniable RSA Signature Scheme |
ICICS
2001
Springer
13 years 9 months ago
2001
Springer
Undeniable signature has been extensively researched after Chaum and Antwerpen first proposed the concept of this special digital signature ten years ago. Up to now, however, almo...
ASIACRYPT
2006
Springer
13 years 8 months ago
2006
Springer
In this paper, we propose a new approach for constructing selectively convertible undeniable signature schemes, and present two efficient schemes based on RSA. Our approach allows ...
CRYPTO
1998
Springer
13 years 9 months ago
1998
Springer
Verifiable Signature Sharing (VS ) enables the recipient of a digital signature, who is not necessarily the original signer, to share such signature among n proxies so that a subse...
ASIACRYPT
2004
Springer
13 years 10 months ago
2004
Springer
We introduce a new computational problem related to the interpolation of group homomorphisms which generalizes many famous cryptographic problems including discrete logarithm, Di...
MYCRYPT
2005
Springer
13 years 10 months ago
2005
Springer
This article presents optimization results on the recent MOVA undeniable signature scheme presented by Monnerat and Vaudenay at PKC ’04 as well as its generalization proposed at ...