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» Universally Composable Three-Party Key Distribution
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IEEEARES
2007
IEEE
13 years 10 months ago
Universally Composable Three-Party Key Distribution
—In this paper, we formulate and realize a definition of security for three-party key distribution within the universally composable (UC) framework. That is, an appropriate ideal...
TingMao Chang, Yuefei Zhu, Jin Zhou, YaJuan Zhang
TCC
2005
Springer
115views Cryptology» more  TCC 2005»
13 years 9 months ago
The Universal Composable Security of Quantum Key Distribution
The existing unconditional security definitions of quantum key distribution (QKD) do not apply to joint attacks over QKD and the subsequent use of the resulting key. In this paper...
Michael Ben-Or, Michal Horodecki, Debbie W. Leung,...
EUROCRYPT
2005
Springer
13 years 9 months ago
Universally Composable Password-Based Key Exchange
Abstract. We propose and realize a definition of security for passwordbased key exchange within the framework of universally composable (UC) security, thus providing security guar...
Ran Canetti, Shai Halevi, Jonathan Katz, Yehuda Li...
CRYPTO
2004
Springer
162views Cryptology» more  CRYPTO 2004»
13 years 9 months ago
Adaptively Secure Feldman VSS and Applications to Universally-Composable Threshold Cryptography
We propose the first distributed discrete-log key generation (DLKG) protocol from scratch which is adaptively-secure in the non-erasure model, and at the same time completely avoi...
Masayuki Abe, Serge Fehr
FOCS
2004
IEEE
13 years 8 months ago
Universally Composable Protocols with Relaxed Set-Up Assumptions
A desirable goal for cryptographic protocols is to guarantee security when the protocol is composed with other protocol instances. Universally Composable (UC) protocols provide th...
Boaz Barak, Ran Canetti, Jesper Buus Nielsen, Rafa...