Sciweavers

2237 search results - page 339 / 448
» On the Security of Random Sources
Sort
View
TCC
2009
Springer
141views Cryptology» more  TCC 2009»
15 years 10 months ago
Proofs of Retrievability via Hardness Amplification
Proofs of Retrievability (PoR), introduced by Juels and Kaliski [JK07], allow the client to store a file F on an untrusted server, and later run an efficient audit protocol in whi...
Yevgeniy Dodis, Salil P. Vadhan, Daniel Wichs
STOC
2005
ACM
112views Algorithms» more  STOC 2005»
15 years 10 months ago
Covert two-party computation
We introduce the novel concept of covert two-party computation. Whereas ordinary secure two-party computation only guarantees that no more knowledge is leaked about the inputs of t...
Luis von Ahn, Nicholas J. Hopper, John Langford
ASIACRYPT
2009
Springer
15 years 4 months ago
Foundations of Non-malleable Hash and One-Way Functions
Non-malleability is an interesting and useful property which ensures that a cryptographic protocol preserves the independence of the underlying values: given for example an encryp...
Alexandra Boldyreva, David Cash, Marc Fischlin, Bo...
AFRICACRYPT
2010
Springer
15 years 4 months ago
Flexible Group Key Exchange with On-demand Computation of Subgroup Keys
Modern multi-user communication systems, including popular instant messaging tools, social network platforms, and cooperative-work applications, offer flexible forms of communica...
Michel Abdalla, Céline Chevalier, Mark Manu...
IMC
2006
ACM
15 years 3 months ago
Comprehensive view of a live network coding P2P system
In this paper we present the first implementation of a P2P content distribution system that uses Network Coding. Using results from live trials with several hundred nodes, we pro...
Christos Gkantsidis, John Miller, Pablo Rodriguez