Sciweavers

446 search results - page 25 / 90
» On Anonymity of Group Signatures
Sort
View
PVLDB
2008
116views more  PVLDB 2008»
14 years 11 months ago
Anonymizing bipartite graph data using safe groupings
Private data often comes in the form of associations between entities, such as customers and products bought from a pharmacy, which are naturally represented in the form of a larg...
Graham Cormode, Divesh Srivastava, Ting Yu, Qing Z...
IJSN
2006
96views more  IJSN 2006»
14 years 11 months ago
A new signature scheme without random oracles
In this paper, we propose a new signature scheme that is existentially unforgeable under a chosen message attack without random oracle. The security of our scheme depends on a new ...
Chik How Tan
EUROCRYPT
1995
Springer
15 years 3 months ago
Fair Blind Signatures
Abstract. A blind signature scheme is a protocol for obtaining a signature from a signer such that the signer's view of the protocol cannot be linked to the resulting message-...
Markus Stadler, Jean-Marc Piveteau, Jan Camenisch
INFORMATICALT
2000
93views more  INFORMATICALT 2000»
14 years 11 months ago
A Secure Nonrepudiable Threshold Proxy Signature Scheme with Known Signers
In the (t, n) proxy signature scheme, the signature, originally signed by a signer, can be signed by t or more proxy signers out of a proxy group of n members. Recently, an efficie...
Min-Shiang Hwang, Iuon-Chang Lin, Eric Jui-Lin Lu
JUCS
2010
124views more  JUCS 2010»
14 years 10 months ago
Performance Optimizations for DAA Signatures on Java enabled Platforms
: With the spreading of embedded and mobile devices, public-key cryptography has become an important feature for securing communication and protecting personal data. However, the c...
Kurt Dietrich, Franz Röck