Litcius/Paper detail

Quantum cryptography based on Bell’s theorem

Artur Ekert

1991Physical Review Letters10,750 citationsDOI

Abstract

Practical application of the generalized Bell's theorem in the so-called key distribution process in cryptography is reported. The proposed scheme is based on the Bohm's version of the Einstein-Podolsky-Rosen gedanken experiment and Bell's theorem is used to test for eavesdropping.

Topics & Concepts

Bell's theoremQuantum cryptographyEavesdroppingQuantum key distributionBell test experimentsCryptographyKochen–Specker theoremBell stateLocal hidden variable theoryComputer scienceQuantum mechanicsPhysicsTheoretical physicsQuantum informationQuantumComputer securityQuantum entanglementQuantum Mechanics and ApplicationsQuantum Information and CryptographyComputability, Logic, AI Algorithms