Quantum public-key encryption protocol based on single-photon

A quantum public-key encryption protocol based on single-photon was provided.Pseudo random sequence mapping to private keys to implement corresponding quantum operations and then obtaining quantum public-key to encode the plaintext was used.Employ the method of block classification to lower the requ...

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Main Authors: Wen-jun LUO, Guan-li LIU
Format: Article
Language:zho
Published: Editorial Department of Journal on Communications 2014-11-01
Series:Tongxin xuebao
Subjects:
Online Access:http://www.joconline.com.cn/zh/article/doi/10.3969/j.issn.1000-436x.2014.z2.002/
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author Wen-jun LUO
Guan-li LIU
author_facet Wen-jun LUO
Guan-li LIU
author_sort Wen-jun LUO
collection DOAJ
description A quantum public-key encryption protocol based on single-photon was provided.Pseudo random sequence mapping to private keys to implement corresponding quantum operations and then obtaining quantum public-key to encode the plaintext was used.Employ the method of block classification to lower the requirement for storage capacity of the sender.A new quantum source as transmission carrier was introduced and simply encoding and decoding rules were designed based on the laws of quantum non-cloning and ciphertext indistinguishability.On the other hand,classical one-time pad technique is used to ensure the security of quantum key and plaintext in the transmission channel.At the same time,select different updating strategy of quantum public-key according to the results of error detection which can significantly reduce key consumption.Compared with the previous quantum public-key encryption based on entangled states and single-photon,there are no entangled states and decoyed particles are needed,so it is not only efficient to reduce the overhead of communication traffic between legitimate users,but also easier to carry out in practice.The analysis shows that the proposed scheme is secure.
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spelling doaj-art-91fbe98ed02a41e9abf08b8d7d4ba2892025-01-14T06:45:03ZzhoEditorial Department of Journal on CommunicationsTongxin xuebao1000-436X2014-11-013591359688762Quantum public-key encryption protocol based on single-photonWen-jun LUOGuan-li LIUA quantum public-key encryption protocol based on single-photon was provided.Pseudo random sequence mapping to private keys to implement corresponding quantum operations and then obtaining quantum public-key to encode the plaintext was used.Employ the method of block classification to lower the requirement for storage capacity of the sender.A new quantum source as transmission carrier was introduced and simply encoding and decoding rules were designed based on the laws of quantum non-cloning and ciphertext indistinguishability.On the other hand,classical one-time pad technique is used to ensure the security of quantum key and plaintext in the transmission channel.At the same time,select different updating strategy of quantum public-key according to the results of error detection which can significantly reduce key consumption.Compared with the previous quantum public-key encryption based on entangled states and single-photon,there are no entangled states and decoyed particles are needed,so it is not only efficient to reduce the overhead of communication traffic between legitimate users,but also easier to carry out in practice.The analysis shows that the proposed scheme is secure.http://www.joconline.com.cn/zh/article/doi/10.3969/j.issn.1000-436x.2014.z2.002/public-keyquantum cryptographysingle-photonquantum chosen plaintext attack
spellingShingle Wen-jun LUO
Guan-li LIU
Quantum public-key encryption protocol based on single-photon
Tongxin xuebao
public-key
quantum cryptography
single-photon
quantum chosen plaintext attack
title Quantum public-key encryption protocol based on single-photon
title_full Quantum public-key encryption protocol based on single-photon
title_fullStr Quantum public-key encryption protocol based on single-photon
title_full_unstemmed Quantum public-key encryption protocol based on single-photon
title_short Quantum public-key encryption protocol based on single-photon
title_sort quantum public key encryption protocol based on single photon
topic public-key
quantum cryptography
single-photon
quantum chosen plaintext attack
url http://www.joconline.com.cn/zh/article/doi/10.3969/j.issn.1000-436x.2014.z2.002/
work_keys_str_mv AT wenjunluo quantumpublickeyencryptionprotocolbasedonsinglephoton
AT guanliliu quantumpublickeyencryptionprotocolbasedonsinglephoton