Quantum Key Distribution with Nonideal Heterodyne Detection: Composable Security of Discrete-Modulation Continuous-Variable Protocols
Cosmo Lupo, Yingkai Ouyang
Abstract
Security proofs that incorporate physical constraints of realistic heterodyne detectors are presented, establishing a rigorous analysis of collective attacks in a continuous-variable quantum cryptography scheme.
Topics & Concepts
Quantum key distributionQuantum cryptographyComputer scienceMathematical proofKey (lock)CryptographyVariable (mathematics)Modulation (music)Continuous variableHeterodyne (poetry)DetectorTheoretical computer scienceQuantumComputer securityMathematicsPhysicsQuantum mechanicsTelecommunicationsQuantum informationMathematical optimizationMathematical analysisAcousticsGeometryQuantum Information and CryptographyQuantum Mechanics and ApplicationsQuantum Computing Algorithms and Architecture