52 search results - page 7 / 11 » How Risky Is the Random-Oracle Model |
ASIACRYPT
2009
Springer
14 years 1 months ago
2009
Springer
We demonstrate how the framework that is used for creating efficient number-theoretic ID and signature schemes can be transferred into the setting of lattices. This results in cons...
ACNS
2008
Springer
14 years 1 months ago
2008
Springer
We describe two new paradigms on how to obtain ordinary signatures that are secure against existential forgery under adaptively chosen message attacks (fully-secure, in short), fro...
ACNS
2005
Springer
14 years 27 days ago
2005
Springer
This paper presents a first example of secure identity based encryption scheme (IBE) without redundancy in the sense of Phan and Pointcheval. This modification of the Boneh-Frank...
ICALP
2005
Springer
14 years 26 days ago
2005
Springer
Abstract An encryption scheme is non-malleable if the adversary cannot transform a ciphertext into one of a related message under the given public key. Although providing a very st...
ASIACRYPT
2009
Springer
13 years 11 months ago
2009
Springer
Proofs of storage (PoS) are interactive protocols allowing a client to verify that a server faithfully stores a file. Previous work has shown that proofs of storage can be constru...