34 search results - page 3 / 7 » Threshold Public-Key Encryption with Adaptive Security and S... |
CRYPTO
2011
Springer
12 years 4 months ago
2011
Springer
In CRYPTO 1997, Canetti et al.put forward the intruiging notion of deniable encryption, which (informally) allows a sender and/or receiver, having already performed some encrypted...
ITIIS
2010
12 years 11 months ago
2010
Anonymous hierarchical identity based encryption (HIBE) is an extension of identity based encryption (IBE) that can use an arbitrary string like an e-mail address for a public key...
IEICET
2010
13 years 3 months ago
2010
In this paper, we introduce the intermediate hashed Diffie-Hellman (IHDH) assumption which is weaker than the hashed DH (HDH) assumption (and thus the decisional DH assumption), a...
IJISEC
2010
13 years 2 months ago
2010
We propose a generalization of Paillier's probabilistic public key system, in which the expansion factor is reduced and which allows to adjust the block length of the scheme e...
IACR
2011
12 years 4 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...