Sciweavers

38 search results - page 6 / 8
» asiacrypt 2007
Sort
View
ASIACRYPT
2007
Springer
14 years 1 months ago
Black-Box Extension Fields and the Inexistence of Field-Homomorphic One-Way Permutations
The black-box field (BBF) extraction problem is, for a given field F, to determine a secret field element hidden in a black-box which allows to add and multiply values in F in ...
Ueli M. Maurer, Dominik Raub
ASIACRYPT
2007
Springer
14 years 1 months ago
When e-th Roots Become Easier Than Factoring
We show that computing e-th roots modulo n is easier than factoring n with currently known methods, given subexponential access to an oracle outputting the roots of numbers of the ...
Antoine Joux, David Naccache, Emmanuel Thomé...
ASIACRYPT
2007
Springer
13 years 11 months ago
Simple and Efficient Perfectly-Secure Asynchronous MPC
Secure multi-party computation (MPC) allows a set of n players to securely compute an agreed function of their inputs, even when up to t players are under the control of an adversa...
Zuzana Beerliová-Trubíniová, ...
ASIACRYPT
2007
Springer
14 years 1 months ago
Bounded CCA2-Secure Encryption
Abstract. Whereas encryption schemes withstanding passive chosenplaintext attacks (CPA) can be constructed based on a variety of computational assumptions, only a few assumptions a...
Ronald Cramer, Goichiro Hanaoka, Dennis Hofheinz, ...
ASIACRYPT
2008
Springer
13 years 9 months ago
Universally Composable Adaptive Oblivious Transfer
In an oblivious transfer (OT) protocol, a Sender with messages M1, . . . , MN and a Receiver with indices 1, . . . , k [1, N] interact in such a way that at the end the Receiver ...
Matthew Green, Susan Hohenberger