135 search results - page 3 / 27 » Formal Indistinguishability Extended to the Random Oracle Mo... |
CRYPTO
2004
Springer
14 years 27 days ago
2004
Springer
We construct two efficient Identity Based Encryption (IBE) systems that are selective identity secure without the random oracle model. Selective identity secure IBE is a slightly w...
CISC
2008
Springer
13 years 9 months ago
2008
Springer
One of the important applications of digital signature is anonymous credential or pseudonym system. In these scenarios, it is essential that the identity of the signer is kept secr...
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CCS
2006
ACM
13 years 11 months ago
2006
ACM
Since the formalization of ring signature by Rivest, Shamir and Tauman in 2001, there are lots of variations appeared in the literature. Almost all of the variations rely on the ra...
CRYPTO
2003
Springer
14 years 21 days ago
2003
Springer
We revisit the definitions of zero-knowledge in the Common Reference String (CRS) model and the Random Oracle (RO) model. We argue that even though these definitions syntacticall...
ASIACRYPT
2006
Springer
13 years 11 months ago
2006
Springer
Abstract. At Eurocrypt 2005, Waters presented an identity based encryption (IBE) protocol which is secure in the full model without random oracle. In this paper, we extend Waters&#...