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» A Universally Composable Mix-Net
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TCC
2005
Springer
90views Cryptology» more  TCC 2005»
14 years 2 months ago
A Universally Composable Secure Channel Based on the KEM-DEM Framework
Waka Nagao, Yoshifumi Manabe, Tatsuaki Okamoto
CRYPTO
2004
Springer
162views Cryptology» more  CRYPTO 2004»
14 years 1 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
IJACT
2008
102views more  IJACT 2008»
13 years 8 months ago
An optimistic fair exchange protocol and its security in the universal composability framework
: Fair exchange protocols allow both or neither of two parties to obtain the other's items, and this property is essential in e-commerce. In this paper, we construct an optimi...
Yusuke Okada, Yoshifumi Manabe, Tatsuaki Okamoto

Lab
1051views
12 years 8 months ago
Software Engineering Research Group (GIIS)
The Software Engineering Research Group (GIIS) of the University of Oviedo is composed by 9 researchers, headquartered at the University Campus of Gijón (Spain).