21 search results - page 4 / 5 » On Unconditionally Secure Distributed Oblivious Transfer |
SIAMCOMP
2008
13 years 9 months ago
2008
We initiate the study of two-party cryptographic primitives with unconditional security, assuming that the adversary's quantum memory is of bounded size. We show that oblivio...
JOC
2008
13 years 10 months ago
2008
In the setting of concurrent self composition, a single protocol is executed many times concurrently by a single set of parties. In this paper, we prove lower bounds and impossibi...
FSTTCS
2009
Springer
14 years 5 months ago
2009
Springer
ABSTRACT. A non-local box is an abstract device into which Alice and Bob input bits x and y respectively and receive outputs a and b respectively, where a, b are uniformly distribu...
CRYPTO
2007
Springer
14 years 5 months ago
2007
Springer
We derive a new entropic quantum uncertainty relation involving min-entropy. The relation is tight and can be applied in various quantum-cryptographic settings. Protocols for quant...
SIGECOM
1999
ACM
14 years 3 months ago
1999
ACM
The goal of this work is to separately control individual secure sessions between unlimited pairs of multicast receivers and senders while preserving the scalability of receiver i...