Skip to main content
U.S. Department of Energy
Office of Scientific and Technical Information

Modified Wigner inequality for secure quantum-key distribution

Journal Article · · Physical Review. A
; ;  [1]
  1. Optical Technology Division, National Institute of Standards and Technology, Gaithersburg, Maryland 20899-8441 (United States)
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.
OSTI ID:
20634043
Journal Information:
Physical Review. A, Journal Name: Physical Review. A Journal Issue: 4 Vol. 67; ISSN 1050-2947; ISSN PLRAAN
Country of Publication:
United States
Language:
English

Similar Records

Experimental eavesdropping attack against Ekert's protocol based on Wigner's inequality
Journal Article · Mon Sep 01 00:00:00 EDT 2003 · Physical Review. A · OSTI ID:20640260

Kochen-Specker theorem as a precondition for secure quantum key distribution
Journal Article · Fri Jul 15 00:00:00 EDT 2005 · Physical Review. A · OSTI ID:20718333

Bell's inequality, random sequence, and quantum key distribution
Journal Article · Sun May 15 00:00:00 EDT 2005 · Physical Review. A · OSTI ID:20717740