56 search results - page 7 / 12 » Chosen-Ciphertext Security from Identity-Based Encryption |
ISAAC
2010
Springer
13 years 5 months ago
2010
Springer
Abstract. In this paper, we consider the problem of predicate encryption and focus on the predicate for testing whether the hamming distance between the attribute X of a data item ...
ACNS
2005
Springer
14 years 1 months 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...
IACR
2011
12 years 7 months ago
2011
In this paper we present the first public key encryption scheme that is structure preserving, i.e., our encryption scheme uses only algebraic operations. In particular it does not...
TCC
2009
Springer
14 years 8 months ago
2009
Springer
We present the first hierarchical identity based encryption (HIBE) system that has full security for more than a constant number of levels. In all prior HIBE systems in the literat...
JOC
2007
13 years 7 months ago
2007
Signcryption is a public key or asymmetric cryptographic method that provides simultaneously both message confidentiality and unforgeability at a lower computational and communica...