876 search results - page 17 / 176 » Limits on the Usefulness of Random Oracles |
ICASSP
2010
IEEE
13 years 10 months ago
2010
IEEE
Existing work on limited feedback for cooperative multicell beamforming quantizes the desired and interfering channel state information (CSI) using separate codebooks. In this pap...
COCO
2004
Springer
14 years 2 months ago
2004
Springer
Abstract: Although a quantum state requires exponentially many classical bits to describe, the laws of quantum mechanics impose severe restrictions on how that state can be accesse...
ESORICS
2005
Springer
14 years 4 months ago
2005
Springer
Abstract. Formal methods have been extensively applied to the certification of cryptographic protocols. However, most of these works make the perfect cryptography assumption, i.e....
TCC
2010
Springer
14 years 7 months ago
2010
Springer
We describe the first domain extender for ideal ciphers, i.e. we show a construction that is indifferentiable from a 2n-bit ideal cipher, given a n-bit ideal cipher. Our construc...
EUROCRYPT
2007
Springer
14 years 4 months ago
2007
Springer
We study an adaptive variant of oblivious transfer in which a sender has N messages, of which a receiver can adaptively choose to receive k one-after-the-other, in such a way that ...