44 search results - page 7 / 9 » On the Generic Construction of Identity-Based Signatures wit... |
IJNSEC
2006
13 years 7 months ago
2006
It has always been a critical issue to find efficient methods for fast revocation of a user's identity in identity (ID)based cryptosystems. Unfortunately, none of the previou...
CCS
2003
ACM
14 years 21 days ago
2003
ACM
We propose a new notion of cryptographic tamper evidence. A tamper-evident signature scheme provides an additional procedure Div which detects tampering: given two signatures, Div...
DAC
2002
ACM
14 years 8 months ago
2002
ACM
Linear programming (LP) in its many forms has proven to be an indispensable tool for expressing and solving optimization problems in numerous domains. We propose the first set of ...
ACNS
2008
Springer
14 years 1 months ago
2008
Springer
Regular cash systems provide both the anonymity of users and the transferability of coins. In this paper, we study the anonymity properties of transferable e-cash. We define two n...
EUROCRYPT
2009
Springer
14 years 8 months ago
2009
Springer
A group key agreement (GKA) protocol allows a set of users to establish a common secret via open networks. Observing that a major goal of GKAs for most applications is to establish...