324 search results - page 57 / 65 » A new signature scheme without random oracles |
ACSC
2003
IEEE
14 years 1 months ago
2003
IEEE
Today distributed denial of service (DDoS) attacks are causing major problems to conduct online business over the Internet. Recently several schemes have been proposed on how to p...
ICALP
2004
Springer
14 years 1 months ago
2004
Springer
We define a natural notion of efficiency for approximate nearest-neighbor (ANN) search in general n-point metric spaces, namely the existence of a randomized algorithm which answ...
ICIP
2005
IEEE
14 years 10 months ago
2005
IEEE
Most block-based image authentication techniques that are presented in the literature sacrifice localization accuracy in order to resist vector quantization (VQ) counterfeiting att...
DAC
2001
ACM
14 years 9 months ago
2001
ACM
Highlighted with the newly released intellectual property (IP) protection white paper by VSI Alliance, the protection of virtual components (VCs) has received a large amount of at...
FC
2000
Springer
14 years 1 days ago
2000
Springer
For the two last decades, people have tried to provide practical electronic cash schemes, with more or less success. Indeed, the most secure ones generally suffer from inefficiency...