209 search results - page 29 / 42 » Secure Hash-and-Sign Signatures Without the Random Oracle |
ASIACRYPT
2009
Springer
14 years 2 months ago
2009
Springer
Group encryption (GE) schemes, introduced at Asiacrypt’07, are an encryption analogue of group signatures with a number of interesting applications. They allow a sender to encryp...
ASIACRYPT
2007
Springer
14 years 1 months ago
2007
Springer
ersion of an extended abstract to be published in Advances in Cryptology—ASIACRYPT 2007, Springer-Verlag, 2007. Available online from: http://www.cs.stanford.edu/∼xb/asiacrypt0...
CTRSA
2004
Springer
14 years 24 days ago
2004
Springer
Abstract. In this paper, we give a first example of identity based undeniable signature using pairings over elliptic curves. We extend to the identity based setting the security m...
EUROCRYPT
2007
Springer
14 years 1 months ago
2007
Springer
We study an adaptive variant of oblivious transfer in which a sender has N messages, of which a receiver can adaptively choose to receive k one-after-the-other, in such a way that ...
CCS
2008
ACM
13 years 9 months ago
2008
ACM
Certificateless cryptography achieves the best of the two worlds: it inherits from identity-based techniques a solution to the certificate management problem in public-key encrypti...