Modified Wigner inequality for secure quantum-key distribution

作者:Castelletto S*; Degiovanni IP; Rastello ML
来源:Physical Review A, 2003, 67(4): 044303.
DOI:10.1103/PhysRevA.67.044303

摘要

In this paper, we discuss the insecurity with present implementations of the Ekert protocol for quantum-key distribution based on the Wigner inequality. We propose a modified version of this inequality which guarantees safe quantum-key distribution.

  • 出版日期2003-4