122 search results - page 17 / 25 » Practical Threshold Signatures Without Random Oracles |
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 ...
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...
PKC
1998
Springer
13 years 11 months ago
1998
Springer
The ElGamal encryption scheme has been proposed several years ago and is one of the few probabilistic encryption schemes. However, its security has never been concretely proven bas...
PKC
2009
Springer
14 years 8 months ago
2009
Springer
We explore the security of blind signatures under aborts where the user or the signer may stop the interactive signature issue protocol prematurely. Several works on blind signatur...
CTRSA
2012
Springer
12 years 3 months ago
2012
Springer
We study the problem of searching on encrypted data, where the search is performed using a plaintext message or a keyword, rather than a message-specific trapdoor as done by state...