53 search results - page 5 / 11 » On the Security of Two Threshold Signature Schemes with Trac... |
IJNSEC
2011
13 years 2 months ago
2011
In this paper, we reinvestigate the security analysis of blind signature scheme over braid groups proposed by Verma in 2008. A blind signature scheme is a cryptographic primitive ...
ASIACRYPT
2001
Springer
14 years 7 days ago
2001
Springer
Threshold cryptosystems and signature schemes give ways to distribute trust throughout a group and increase the availability of cryptographic systems. A standard approach in design...
CIS
2005
Springer
14 years 1 months ago
2005
Springer
Restrictive blind signatures allow a recipient to receive a blind signature on a message not known to the signer but the choice of message is restricted and must conform to certain...
EUROCRYPT
2005
Springer
14 years 1 months 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 ...
ICICS
2003
Springer
14 years 28 days ago
2003
Springer
A group signature scheme allows a group member of a given group to sign messages on behalf of the group in an anonymous and unlinkable fashion. In case of a dispute, however, a des...