{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,12]],"date-time":"2026-03-12T05:01:29Z","timestamp":1773291689448,"version":"3.50.1"},"reference-count":58,"publisher":"MDPI AG","issue":"9","license":[{"start":{"date-parts":[[2024,9,23]],"date-time":"2024-09-23T00:00:00Z","timestamp":1727049600000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"name":"National Natural Science Foundation of China","award":["11974205"],"award-info":[{"award-number":["11974205"]}]},{"name":"National Natural Science Foundation of China","award":["12205011"],"award-info":[{"award-number":["12205011"]}]},{"name":"National Natural Science Foundation of China","award":["62401324"],"award-info":[{"award-number":["62401324"]}]},{"name":"National Natural Science Foundation of China","award":["2022QNRC001"],"award-info":[{"award-number":["2022QNRC001"]}]},{"name":"National Natural Science Foundation of China","award":["2018B030325002"],"award-info":[{"award-number":["2018B030325002"]}]},{"name":"China Association for Science and Technology","award":["11974205"],"award-info":[{"award-number":["11974205"]}]},{"name":"China Association for Science and Technology","award":["12205011"],"award-info":[{"award-number":["12205011"]}]},{"name":"China Association for Science and Technology","award":["62401324"],"award-info":[{"award-number":["62401324"]}]},{"name":"China Association for Science and Technology","award":["2022QNRC001"],"award-info":[{"award-number":["2022QNRC001"]}]},{"name":"China Association for Science and Technology","award":["2018B030325002"],"award-info":[{"award-number":["2018B030325002"]}]},{"name":"Key R&amp;D Program of Guangdong province","award":["11974205"],"award-info":[{"award-number":["11974205"]}]},{"name":"Key R&amp;D Program of Guangdong province","award":["12205011"],"award-info":[{"award-number":["12205011"]}]},{"name":"Key R&amp;D Program of Guangdong province","award":["62401324"],"award-info":[{"award-number":["62401324"]}]},{"name":"Key R&amp;D Program of Guangdong province","award":["2022QNRC001"],"award-info":[{"award-number":["2022QNRC001"]}]},{"name":"Key R&amp;D Program of Guangdong province","award":["2018B030325002"],"award-info":[{"award-number":["2018B030325002"]}]},{"name":"Beijing Advanced Innovation Center for Future Chip (ICFC)","award":["11974205"],"award-info":[{"award-number":["11974205"]}]},{"name":"Beijing Advanced Innovation Center for Future Chip (ICFC)","award":["12205011"],"award-info":[{"award-number":["12205011"]}]},{"name":"Beijing Advanced Innovation Center for Future Chip (ICFC)","award":["62401324"],"award-info":[{"award-number":["62401324"]}]},{"name":"Beijing Advanced Innovation Center for Future Chip (ICFC)","award":["2022QNRC001"],"award-info":[{"award-number":["2022QNRC001"]}]},{"name":"Beijing Advanced Innovation Center for Future Chip (ICFC)","award":["2018B030325002"],"award-info":[{"award-number":["2018B030325002"]}]},{"name":"Tsinghua University Initiative Scientific Research Program","award":["11974205"],"award-info":[{"award-number":["11974205"]}]},{"name":"Tsinghua University Initiative Scientific Research Program","award":["12205011"],"award-info":[{"award-number":["12205011"]}]},{"name":"Tsinghua University Initiative Scientific Research Program","award":["62401324"],"award-info":[{"award-number":["62401324"]}]},{"name":"Tsinghua University Initiative Scientific Research Program","award":["2022QNRC001"],"award-info":[{"award-number":["2022QNRC001"]}]},{"name":"Tsinghua University Initiative Scientific Research Program","award":["2018B030325002"],"award-info":[{"award-number":["2018B030325002"]}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Entropy"],"abstract":"<jats:p>Quantum secure direct communication (QSDC) is a quantum communication paradigm that transmits confidential messages directly using quantum states. Measurement-device-independent (MDI) QSDC protocols can eliminate the security loopholes associated with measurement devices. To enhance the practicality and performance of MDI-QSDC protocols, we propose a one-photon-interference MDI QSDC (OPI-QSDC) protocol which transcends the need for quantum memory, ideal single-photon sources, or entangled light sources. The security of our OPI-QSDC protocol has also been analyzed using quantum wiretap channel theory. Furthermore, our protocol could double the distance of usual prepare-and-measure protocols, since quantum states sending from adjacent nodes are connected with single-photon interference, which demonstrates its potential to extend the communication distance for point-to-point QSDC.<\/jats:p>","DOI":"10.3390\/e26090811","type":"journal-article","created":{"date-parts":[[2024,9,24]],"date-time":"2024-09-24T10:41:47Z","timestamp":1727174507000},"page":"811","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":6,"title":["One-Photon-Interference Quantum Secure Direct Communication"],"prefix":"10.3390","volume":"26","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-1458-6439","authenticated-orcid":false,"given":"Xiang-Jie","family":"Li","sequence":"first","affiliation":[{"name":"State Key Laboratory of Low-Dimensional Quantum Physics and Department of Physics, Tsinghua University, Beijing 100084, China"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-5321-3323","authenticated-orcid":false,"given":"Min","family":"Wang","sequence":"additional","affiliation":[{"name":"Beijing Academy of Quantum Information Sciences, Beijing 100193, China"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-0703-3457","authenticated-orcid":false,"given":"Xing-Bo","family":"Pan","sequence":"additional","affiliation":[{"name":"State Key Laboratory of Low-Dimensional Quantum Physics and Department of Physics, Tsinghua University, Beijing 100084, China"}]},{"given":"Yun-Rong","family":"Zhang","sequence":"additional","affiliation":[{"name":"State Key Laboratory of Low-Dimensional Quantum Physics and Department of Physics, Tsinghua University, Beijing 100084, China"}]},{"given":"Gui-Lu","family":"Long","sequence":"additional","affiliation":[{"name":"State Key Laboratory of Low-Dimensional Quantum Physics and Department of Physics, Tsinghua University, Beijing 100084, China"},{"name":"Beijing Academy of Quantum Information Sciences, Beijing 100193, China"},{"name":"Frontier Science Center for Quantum Information, Beijing 100084, China"},{"name":"Beijing National Research Center for Information Science and Technology, Beijing 100084, China"}]}],"member":"1968","published-online":{"date-parts":[[2024,9,23]]},"reference":[{"key":"ref_1","unstructured":"Bennett, C.H., and Brassard, G. (1984, January 9\u201312). Quantum cryptography: Public key distribution and coin tossing. Proceedings of the IEEE International Conference on Computers, Systems & Signal Processing, Bangalore, India."},{"key":"ref_2","doi-asserted-by":"crossref","first-page":"032302","DOI":"10.1103\/PhysRevA.65.032302","article-title":"Theoretically efficient high-capacity quantum-key-distribution scheme","volume":"65","author":"Long","year":"2002","journal-title":"Phys. Rev. A"},{"key":"ref_3","doi-asserted-by":"crossref","first-page":"052319","DOI":"10.1103\/PhysRevA.69.052319","article-title":"Secure direct communication with a quantum one-time pad","volume":"69","author":"Deng","year":"2004","journal-title":"Phys. Rev. A"},{"key":"ref_4","doi-asserted-by":"crossref","first-page":"044305","DOI":"10.1103\/PhysRevA.71.044305","article-title":"Quantum secure direct communication with high-dimension quantum superdense coding","volume":"71","author":"Wang","year":"2005","journal-title":"Phys. Rev. A"},{"key":"ref_5","doi-asserted-by":"crossref","first-page":"15","DOI":"10.1016\/j.optcom.2005.04.048","article-title":"Multi-step quantum secure direct communication using multi-particle Green\u2013Horne\u2013Zeilinger state","volume":"253","author":"Wang","year":"2005","journal-title":"Opt. Commun."},{"key":"ref_6","doi-asserted-by":"crossref","first-page":"012311","DOI":"10.1103\/PhysRevA.70.012311","article-title":"Bidirectional quantum key distribution protocol with practical faint laser pulses","volume":"70","author":"Deng","year":"2004","journal-title":"Phys. Rev. A"},{"key":"ref_7","doi-asserted-by":"crossref","first-page":"e31","DOI":"10.1002\/que2.31","article-title":"Design and analysis of random multiple access quantum key distribution","volume":"2","author":"Zhang","year":"2020","journal-title":"Quantum Eng."},{"key":"ref_8","doi-asserted-by":"crossref","first-page":"e50","DOI":"10.1002\/que2.50","article-title":"Feasibility assessment for practical continuous variable quantum key distribution over the satellite-to-earth channel","volume":"2","author":"Kish","year":"2020","journal-title":"Quantum Eng."},{"key":"ref_9","doi-asserted-by":"crossref","first-page":"012343","DOI":"10.1103\/PhysRevA.101.012343","article-title":"Simultaneous two-way classical communication and measurement-device-independent quantum key distribution with coherent states","volume":"101","author":"Pan","year":"2020","journal-title":"Phys. Rev. A"},{"key":"ref_10","doi-asserted-by":"crossref","first-page":"110311","DOI":"10.1007\/s11433-019-1438-6","article-title":"Measurement-device-independent quantum key distribution with hyper-encoding","volume":"62","author":"Cui","year":"2019","journal-title":"Sci. China Phys. Mech."},{"key":"ref_11","unstructured":"Long, G.-L. (2020, January 7\u201311). Quantum secure direct communication: Current status and perspective application in network. Proceedings of the IEEE Global Communications Conference, Taiwan, China."},{"key":"ref_12","doi-asserted-by":"crossref","first-page":"82","DOI":"10.1109\/MNET.108.2100375","article-title":"An evolutionary pathway for the quantum internet relying on secure classical repeaters","volume":"36","author":"Long","year":"2022","journal-title":"IEEE Netw."},{"key":"ref_13","doi-asserted-by":"crossref","first-page":"121146","DOI":"10.1109\/ACCESS.2020.3006136","article-title":"Single-photon-memory two-step quantum secure direct communication relying on einstein-podolsky-rosen pairs","volume":"8","author":"Pan","year":"2020","journal-title":"IEEE Access"},{"key":"ref_14","doi-asserted-by":"crossref","first-page":"024012","DOI":"10.1103\/PhysRevApplied.16.024012","article-title":"Continuous-variable quantum secure direct communication based on gaussian mapping","volume":"16","author":"Cao","year":"2021","journal-title":"Phys. Rev. Appl."},{"key":"ref_15","doi-asserted-by":"crossref","first-page":"22","DOI":"10.1038\/s41377-019-0132-3","article-title":"Implementation and security analysis of practical quantum secure direct communication","volume":"8","author":"Qi","year":"2019","journal-title":"Light Sci. Appl."},{"key":"ref_16","doi-asserted-by":"crossref","first-page":"e26","DOI":"10.1002\/que2.26","article-title":"Security of quantum secure direct communication based on Wyner\u2019s wiretap channel theory","volume":"1","author":"Wu","year":"2019","journal-title":"Quantum Eng."},{"key":"ref_17","doi-asserted-by":"crossref","first-page":"024012","DOI":"10.1103\/PhysRevApplied.17.064011","article-title":"Quantum secure direct communication with private dense coding using a general preshared quantum state","volume":"17","author":"Wu","year":"2022","journal-title":"Phys. Rev. Appl."},{"key":"ref_18","doi-asserted-by":"crossref","first-page":"1355","DOI":"10.1002\/j.1538-7305.1975.tb02040.x","article-title":"The wire-tap channel","volume":"54","author":"Wyner","year":"1975","journal-title":"Bell Syst. Tech. J."},{"key":"ref_19","doi-asserted-by":"crossref","first-page":"44","DOI":"10.1109\/TIT.2004.839515","article-title":"The private classical capacity and quantum capacity of a quantum channel","volume":"51","author":"Devetak","year":"2005","journal-title":"IEEE Trans. Inform. Theory"},{"key":"ref_20","doi-asserted-by":"crossref","first-page":"318","DOI":"10.1007\/s11122-005-0002-x","article-title":"Quantum privacy and quantum wiretap channels","volume":"40","author":"Cai","year":"2004","journal-title":"Probl. Inform. Transm."},{"key":"ref_21","unstructured":"Qi, B., Fung, C.-H.F., Lo, H.-K., and Ma, X. (2005). Time-shift attack in practical quantum cryptosystems. arXiv."},{"key":"ref_22","doi-asserted-by":"crossref","first-page":"691","DOI":"10.1080\/09500340410001730986","article-title":"Faked states attack on quantum cryptosystems","volume":"52","author":"Makarov","year":"2005","journal-title":"J. Mod. Optic."},{"key":"ref_23","doi-asserted-by":"crossref","first-page":"045005","DOI":"10.1088\/1367-2630\/11\/6\/065003","article-title":"Controlling passively quenched single photon detectors by bright light","volume":"11","author":"Makarov","year":"2009","journal-title":"New J. Phys."},{"key":"ref_24","doi-asserted-by":"crossref","first-page":"1345","DOI":"10.1016\/j.scib.2018.09.009","article-title":"Measurement-device-independent quantum communication without encryption","volume":"63","author":"Niu","year":"2018","journal-title":"Sci. Bull."},{"key":"ref_25","doi-asserted-by":"crossref","first-page":"230362","DOI":"10.1007\/s11433-019-1450-8","article-title":"Measurement-device-independent quantum secure direct communication","volume":"63","author":"Zhou","year":"2020","journal-title":"Sci. China Phys. Mech."},{"key":"ref_26","doi-asserted-by":"crossref","first-page":"1267","DOI":"10.1016\/j.scib.2021.04.016","article-title":"Drastic increase of channel capacity in quantum secure direct communication using masking","volume":"66","author":"Long","year":"2021","journal-title":"Sci. Bull."},{"key":"ref_27","doi-asserted-by":"crossref","first-page":"e16144","DOI":"10.1038\/lsa.2016.144","article-title":"Experimental quantum secure direct communication with single photons","volume":"5","author":"Hu","year":"2016","journal-title":"Light Sci. Appl."},{"key":"ref_28","doi-asserted-by":"crossref","first-page":"1519","DOI":"10.1016\/j.scib.2017.10.023","article-title":"Experimental long-distance quantum secure direct communication","volume":"62","author":"Zhu","year":"2017","journal-title":"Sci. Bull."},{"key":"ref_29","doi-asserted-by":"crossref","first-page":"1522","DOI":"10.1364\/PRJ.388790","article-title":"Experimental free-space quantum secure direct communication and its security analysis","volume":"8","author":"Pan","year":"2020","journal-title":"Photonics Res."},{"key":"ref_30","doi-asserted-by":"crossref","first-page":"220501","DOI":"10.1103\/PhysRevLett.118.220501","article-title":"Quantum secure direct communication with quantum memory","volume":"118","author":"Zhang","year":"2017","journal-title":"Phys. Rev. Lett."},{"key":"ref_31","doi-asserted-by":"crossref","first-page":"183","DOI":"10.1038\/s41377-021-00634-2","article-title":"A 15-user quantum secure direct communication network","volume":"10","author":"Qi","year":"2021","journal-title":"Light Sci. Appl."},{"key":"ref_32","doi-asserted-by":"crossref","first-page":"83","DOI":"10.1038\/s41377-022-00769-w","article-title":"Realization of quantum secure direct communication over 100 km fiber with time-bin and phase quantum states","volume":"11","author":"Zhang","year":"2022","journal-title":"Light Sci. Appl."},{"key":"ref_33","unstructured":"Wen, K., Deng, F.-G., and Long, G.L. (2007). Reusable vernam cipher with quantum media. arXiv."},{"key":"ref_34","unstructured":"Deng, F.-G., and Long, G.L. (2019). Repeatable classical one-time-pad crypto-system with quantum mechanics. arXiv."},{"key":"ref_35","doi-asserted-by":"crossref","unstructured":"Sun, Z., Qi, R., Lin, Z., Yin, L., Long, G., and Lu, J. (2018, January 9\u201313). Design and implementation of a practical quantum secure direct communication system. Proceedings of the 2018 IEEE Globecom Workshops (GC Wkshps), Abu Dhabi, United Arab Emirates.","DOI":"10.1109\/GLOCOMW.2018.8644424"},{"key":"ref_36","doi-asserted-by":"crossref","first-page":"5778","DOI":"10.1109\/TCOMM.2020.3006201","article-title":"Toward practical quantum secure direct communication: A quantum-memory-free protocol and code design","volume":"68","author":"Sun","year":"2020","journal-title":"IEEE Trans. Commun."},{"key":"ref_37","doi-asserted-by":"crossref","first-page":"014036","DOI":"10.1103\/PhysRevApplied.19.014036","article-title":"Device-independent quantum secure direct communication with single-photon sources","volume":"19","author":"Zhou","year":"2023","journal-title":"Phys. Rev. Appl."},{"key":"ref_38","doi-asserted-by":"crossref","first-page":"250311","DOI":"10.1007\/s11433-021-1863-9","article-title":"One-step device-independent quantum secure direct communication","volume":"65","author":"Zhou","year":"2022","journal-title":"Sci. China Phys. Mech. Astron."},{"key":"ref_39","doi-asserted-by":"crossref","first-page":"120303","DOI":"10.1088\/1674-1056\/ac8f37","article-title":"Measurement-device-independent one-step quantum secure direct communication","volume":"31","author":"Ying","year":"2022","journal-title":"Chin. Phys. B"},{"key":"ref_40","doi-asserted-by":"crossref","first-page":"1060","DOI":"10.1109\/LCOMM.2023.3247176","article-title":"Single-photon-memory measurement-device-independent quantum secure direct communication\u2014Part II: A practical protocol and its secrecy capacity","volume":"27","author":"Li","year":"2023","journal-title":"IEEE Commun. Lett."},{"key":"ref_41","doi-asserted-by":"crossref","first-page":"400","DOI":"10.1038\/s41586-018-0066-6","article-title":"Overcoming the rate\u2013distance limit of quantum key distribution without quantum repeaters","volume":"557","author":"Lucamarini","year":"2018","journal-title":"Nature"},{"key":"ref_42","first-page":"031043","article-title":"Phase-matching quantum key distribution","volume":"8","author":"Ma","year":"2018","journal-title":"Phy. Rev. X"},{"key":"ref_43","doi-asserted-by":"crossref","first-page":"062323","DOI":"10.1103\/PhysRevA.98.062323","article-title":"Twin-field quantum key distribution with large misalignment error","volume":"98","author":"Wang","year":"2018","journal-title":"Phys. Rev. A"},{"key":"ref_44","doi-asserted-by":"crossref","first-page":"64","DOI":"10.1038\/s41534-019-0175-6","article-title":"Simple security proof of twin-field type quantum key distribution protocol","volume":"5","author":"Curty","year":"2019","journal-title":"NPJ Quantum Inform."},{"key":"ref_45","doi-asserted-by":"crossref","first-page":"034053","DOI":"10.1103\/PhysRevApplied.11.034053","article-title":"Twin-field quantum key distribution without phase postselection","volume":"11","author":"Cui","year":"2019","journal-title":"Phys. Rev. Appl."},{"key":"ref_46","doi-asserted-by":"crossref","first-page":"210801","DOI":"10.1103\/PhysRevLett.130.210801","article-title":"Experimental twin-field quantum key distribution over 1000 km fiber distance","volume":"130","author":"Liu","year":"2023","journal-title":"Phys. Rev. Lett."},{"key":"ref_47","doi-asserted-by":"crossref","first-page":"3903","DOI":"10.1038\/s41467-022-31534-7","article-title":"Mode-pairing quantum key distribution","volume":"13","author":"Zeng","year":"2022","journal-title":"Nat. Commun."},{"key":"ref_48","doi-asserted-by":"crossref","first-page":"020315","DOI":"10.1103\/PRXQuantum.3.020315","article-title":"Breaking the rate-loss bound of quantum key distribution with asynchronous two-photon interference","volume":"3","author":"Xie","year":"2022","journal-title":"PRX Quantum"},{"key":"ref_49","doi-asserted-by":"crossref","first-page":"250801","DOI":"10.1103\/PhysRevLett.130.250801","article-title":"Experimental quantum communication overcomes the rate-loss limit without global phase tracking","volume":"130","author":"Zhou","year":"2023","journal-title":"Phys. Rev. Lett."},{"key":"ref_50","doi-asserted-by":"crossref","first-page":"15043","DOI":"10.1038\/ncomms15043","article-title":"Fundamental limits of repeaterless quantum communications","volume":"8","author":"Pirandola","year":"2017","journal-title":"Nat. Commun."},{"key":"ref_51","doi-asserted-by":"crossref","first-page":"250504","DOI":"10.1103\/PhysRevLett.121.250504","article-title":"Fundamental limits on the capacities of bipartite quantum interactions","volume":"121","author":"Das","year":"2018","journal-title":"Phy. Rev. Lett."},{"key":"ref_52","first-page":"041016","article-title":"Universal limitations on quantum key distribution over a network","volume":"11","author":"Das","year":"2021","journal-title":"Phy. Rev. X"},{"key":"ref_53","doi-asserted-by":"crossref","first-page":"154","DOI":"10.1038\/s41566-021-00928-2","article-title":"Twin-field quantum key distribution over 830-km fibre","volume":"16","author":"Wang","year":"2022","journal-title":"Nat. Photonics"},{"key":"ref_54","doi-asserted-by":"crossref","first-page":"2933","DOI":"10.1109\/TIT.2007.901143","article-title":"Applications of ldpc codes to the wiretap channel","volume":"53","author":"Thangaraj","year":"2007","journal-title":"IEEE Trans. Inform. Theory"},{"key":"ref_55","doi-asserted-by":"crossref","first-page":"1781","DOI":"10.1109\/JPROC.2015.2462774","article-title":"Universal hashing for information-theoretic security","volume":"103","author":"Tyagi","year":"2015","journal-title":"Proc. IEEE"},{"key":"ref_56","doi-asserted-by":"crossref","first-page":"645","DOI":"10.1038\/nphys684","article-title":"Symmetry of large physical systems implies independence of subsystems","volume":"3","author":"Renner","year":"2007","journal-title":"Nat. Phys."},{"key":"ref_57","doi-asserted-by":"crossref","unstructured":"Li, X.-j., Pan, D., Long, G.-L., and Hanzo, L. (2022). Single-photon-memory measurement-device-independent quantum secure direct communication. arXiv.","DOI":"10.1109\/LCOMM.2023.3247178"},{"key":"ref_58","unstructured":"Niu, P. (2020). Research on Measurement-Device-Independent Quantum Secure Direct Communication. [Ph.D. Dissertation, Tsinghua University]."}],"container-title":["Entropy"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/www.mdpi.com\/1099-4300\/26\/9\/811\/pdf","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,10,10]],"date-time":"2025-10-10T16:00:48Z","timestamp":1760112048000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.mdpi.com\/1099-4300\/26\/9\/811"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2024,9,23]]},"references-count":58,"journal-issue":{"issue":"9","published-online":{"date-parts":[[2024,9]]}},"alternative-id":["e26090811"],"URL":"https:\/\/doi.org\/10.3390\/e26090811","relation":{},"ISSN":["1099-4300"],"issn-type":[{"value":"1099-4300","type":"electronic"}],"subject":[],"published":{"date-parts":[[2024,9,23]]}}}