{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,19]],"date-time":"2026-03-19T16:44:49Z","timestamp":1773938689395,"version":"3.50.1"},"reference-count":38,"publisher":"MDPI AG","issue":"1","license":[{"start":{"date-parts":[[2022,12,23]],"date-time":"2022-12-23T00:00:00Z","timestamp":1671753600000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"name":"Priority 2030 program at the National University of Science and Technology \u201cMISIS\u201d","award":["K1-2022-027"],"award-info":[{"award-number":["K1-2022-027"]}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Entropy"],"abstract":"<jats:p>We develop a new approach for asymmetric LDPC-based information reconciliation in order to adapt to the current channel state and achieve better performance and scalability in practical resource-constrained QKD systems. The new scheme combines the advantages of LDPC codes, a priori error rate estimation, rate-adaptive and blind information reconciliation techniques. We compare the performance of several asymmetric and symmetric error correction schemes using a real industrial QKD setup. The proposed asymmetric algorithm achieves significantly higher throughput, providing a secret key rate that is close to the symmetric one in a wide range of error rates. Thus, our approach is found to be particularly efficient for applications with high key rates, limited classical channel capacity and asymmetric computational resource allocation.<\/jats:p>","DOI":"10.3390\/e25010031","type":"journal-article","created":{"date-parts":[[2022,12,27]],"date-time":"2022-12-27T04:40:39Z","timestamp":1672116039000},"page":"31","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":15,"title":["Asymmetric Adaptive LDPC-Based Information Reconciliation for Industrial Quantum Key Distribution"],"prefix":"10.3390","volume":"25","author":[{"given":"Nikolay","family":"Borisov","sequence":"first","affiliation":[{"name":"Laboratory of Quantum Information Technologies, National University of Science and Technology \u201cMISIS\u201d, Moscow 119049, Russia"}]},{"given":"Ivan","family":"Petrov","sequence":"additional","affiliation":[{"name":"Laboratory of Quantum Information Technologies, National University of Science and Technology \u201cMISIS\u201d, Moscow 119049, Russia"}]},{"given":"Andrey","family":"Tayduganov","sequence":"additional","affiliation":[{"name":"Laboratory of Quantum Information Technologies, National University of Science and Technology \u201cMISIS\u201d, Moscow 119049, Russia"}]}],"member":"1968","published-online":{"date-parts":[[2022,12,23]]},"reference":[{"key":"ref_1","doi-asserted-by":"crossref","first-page":"012081","DOI":"10.1088\/1742-6596\/741\/1\/012081","article-title":"Post-processing procedure for industrial quantum key distribution systems","volume":"741","author":"Kiktenko","year":"2016","journal-title":"J. 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