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RIVF
2007
13 years 8 months ago
Towards Quantum Key Distribution System using Homodyne Detection with Differential Time-Multiplexed Reference
— In this work we present the principles and experimental demonstration of a BB84 Quantum Key Distribution (QKD) one way system using fainted pulses and a Quadrature Phase-Shift-...
Qing Xu 0006, M. B. C. Silva, Jean-Luc Danger, Syl...
CRYPTO
2007
Springer
109views Cryptology» more  CRYPTO 2007»
14 years 1 months ago
A Tight High-Order Entropic Quantum Uncertainty Relation with Applications
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...
Ivan Damgård, Serge Fehr, Renato Renner, Lou...
TCC
2007
Springer
104views Cryptology» more  TCC 2007»
14 years 1 months ago
Unifying Classical and Quantum Key Distillation
Assume that two distant parties, Alice and Bob, as well as an adversary, Eve, have access to (quantum) systems prepared jointly according to a tripartite state ρABE. In addition, ...
Matthias Christandl, Artur Ekert, Michal Horodecki...