Deterministic and Efficient Quantum Key Distribution Using Entanglement Parity Bits and Ancillary Qubits

In this paper, we propose an efficient and deterministic quantum key distribution protocol for establishing a secret key between two untrusted users. In this protocol, a secret key is distributed to a sender and a receiver who share entangled states with a third trusted party but not with each other...

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Main Authors: Muneer Alshowkan, Khaled M. Elleithy
Format: Article
Language:English
Published: IEEE 2017-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/8101478/
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author Muneer Alshowkan
Khaled M. Elleithy
author_facet Muneer Alshowkan
Khaled M. Elleithy
author_sort Muneer Alshowkan
collection DOAJ
description In this paper, we propose an efficient and deterministic quantum key distribution protocol for establishing a secret key between two untrusted users. In this protocol, a secret key is distributed to a sender and a receiver who share entangled states with a third trusted party but not with each other. This secret key is distributed by the means of special pure quantum states using remote state preparation and controlled gates. In addition, we employ the parity bits of the entangled pairs and the ancillary states to assist in preparing and measuring the secret states. Distributing a state to two users requires two maximally entangled pairs as the quantum channel and a two-particle von Neumann projective measurement. The proposed protocol is exact and deterministic. It distributes a secret key of d qubits by the means of 2d entangled pairs and, on average, d bits of classical communication. We demonstrate the security of this protocol against entanglement attacks and present a method of privacy amplification.
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spelling doaj.art-9e09dc3ffafa475f8a032e479e9437b42022-12-21T22:22:46ZengIEEEIEEE Access2169-35362017-01-015255652557510.1109/ACCESS.2017.27713958101478Deterministic and Efficient Quantum Key Distribution Using Entanglement Parity Bits and Ancillary QubitsMuneer Alshowkan0https://orcid.org/0000-0002-6429-3450Khaled M. Elleithy1Department of Computer Science and Engineering, University of Bridgeport, Bridgeport, CT, USADepartment of Computer Science and Engineering, University of Bridgeport, Bridgeport, CT, USAIn this paper, we propose an efficient and deterministic quantum key distribution protocol for establishing a secret key between two untrusted users. In this protocol, a secret key is distributed to a sender and a receiver who share entangled states with a third trusted party but not with each other. This secret key is distributed by the means of special pure quantum states using remote state preparation and controlled gates. In addition, we employ the parity bits of the entangled pairs and the ancillary states to assist in preparing and measuring the secret states. Distributing a state to two users requires two maximally entangled pairs as the quantum channel and a two-particle von Neumann projective measurement. The proposed protocol is exact and deterministic. It distributes a secret key of d qubits by the means of 2d entangled pairs and, on average, d bits of classical communication. We demonstrate the security of this protocol against entanglement attacks and present a method of privacy amplification.https://ieeexplore.ieee.org/document/8101478/Quantumcryptographysecret keyquantum key distributionquantum state preparation
spellingShingle Muneer Alshowkan
Khaled M. Elleithy
Deterministic and Efficient Quantum Key Distribution Using Entanglement Parity Bits and Ancillary Qubits
IEEE Access
Quantum
cryptography
secret key
quantum key distribution
quantum state preparation
title Deterministic and Efficient Quantum Key Distribution Using Entanglement Parity Bits and Ancillary Qubits
title_full Deterministic and Efficient Quantum Key Distribution Using Entanglement Parity Bits and Ancillary Qubits
title_fullStr Deterministic and Efficient Quantum Key Distribution Using Entanglement Parity Bits and Ancillary Qubits
title_full_unstemmed Deterministic and Efficient Quantum Key Distribution Using Entanglement Parity Bits and Ancillary Qubits
title_short Deterministic and Efficient Quantum Key Distribution Using Entanglement Parity Bits and Ancillary Qubits
title_sort deterministic and efficient quantum key distribution using entanglement parity bits and ancillary qubits
topic Quantum
cryptography
secret key
quantum key distribution
quantum state preparation
url https://ieeexplore.ieee.org/document/8101478/
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