37 search results - page 2 / 8 » Undeniable Signatures |
COMCOM
1999
13 years 7 months ago
1999
Undeniable signature is an intriguing concept introduced by Chaum and Antwerpen at Crypto'89. In 1999, Lee and Hwang presented two group-oriented undeniable signature schemes ...
ISCI
2008
13 years 7 months ago
2008
In this paper, we present the first certificateless undeniable signature scheme. The scheme does not suffer from the key escrow problem, which is inherent in identity based crypto...
PKC
2004
Springer
14 years 24 days ago
2004
Springer
We present a new undeniable signature scheme which is based on the computation of characters. Our signature scheme offers the advantage of having an arbitrarily short signature. I...
ICICS
2001
Springer
13 years 12 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...
EUROCRYPT
2005
Springer
14 years 29 days ago
2005
Springer
In undeniable signature schemes, zero-knowledgeness and non-transferability have been identified so far. In this paper, by separating these two notions, we show the first 3-move ...