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Da Dokumente wettbewerbsrelevante Daten enthalten k\u00f6nnen, werden diese vertraulich behandelt. Dennoch besteht die Verpflichtung, die Validit\u00e4t von Dokumentationshistorien gegen\u00fcber Beh\u00f6rden und Handelspartnern nachzuweisen.<\/jats:p><jats:p>Die Dokumentationspraxis ist durch analoge Erfassung sowie unterschiedliche Prozesse und Systeme gepr\u00e4gt. Dieser Umstand erh\u00f6ht die Fehleranf\u00e4lligkeit und Manipulierbarkeit von Dokumenten. Eine standardisierte Datenerfassung sowie der Einsatz eines einheitlichen Systems k\u00f6nnten zur Optimierung der Prozesse beitragen.<\/jats:p><jats:p>\u00d6ffentliche Blockchains und der Einsatz von Smart-Contract-Systemen gew\u00e4hrleisten die Datenintegrit\u00e4t, ohne dass sich die Netzwerkteilnehmer gegenseitig vertrauen m\u00fcssen. Durch automatische \u00dcberpr\u00fcfung von Vertr\u00e4gen oder Dateneingaben k\u00f6nnen Fehler leicht identifiziert werden. Anreizsysteme erschweren zudem die Manipulation gespeicherter Daten und erh\u00f6hen deren Persistenz im System.<\/jats:p><jats:p>Die Transparenz \u00f6ffentlicher Netzwerke behindert die Adaption der Blockchain-Technologie zur Verbesserung der MRO-Dokumentationsprozesse. Ein Zielkonflikt entsteht aus der Unvereinbarkeit von Privatsph\u00e4re-Anforderungen einerseits und den Spezifikationen \u00f6ffentlicher Blockchain-Netzwerke andererseits. Private oder konsortiale Blockchain-Anwendungen stellen einen Kompromiss dar, l\u00f6sen das Problem aber nicht.<\/jats:p><jats:p>Dieser Artikel folgt einem Design Science Research (DSR) Ansatz und stellt die Infrastruktur einer Blockchain-basierten Plattform f\u00fcr die MRO-Branche vor, die eine L\u00f6sung des beschriebenen Zielkonfliktes f\u00fcr den Anwendungsfall adressiert und damit die Grundlage f\u00fcr eine standardisierte Dokumentationspraxis bildet. Ber\u00fccksichtigte Anforderungen und Designprinzipien sowie die abgeleiteten technischen Spezifikationen erl\u00e4utern allgemein, wie Daten in Blockchain-basierten Plattformen vertraulich geteilt und validiert werden k\u00f6nnen.<\/jats:p>","DOI":"10.1365\/s40702-022-00903-7","type":"journal-article","created":{"date-parts":[[2022,10,24]],"date-time":"2022-10-24T16:03:56Z","timestamp":1666627436000},"page":"1366-1379","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Wahrung der Privatsph\u00e4re in einer Blockchain-basierten Plattform: Anwendung f\u00fcr MRO-Dokumentationen der Luftfahrtindustrie","Maintaining Privacy in a\u00a0Blockchain-based Platform: Application to Aviation Industry MRO Documentation"],"prefix":"10.1365","volume":"59","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-6009-9722","authenticated-orcid":false,"given":"Jan","family":"Zedel","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7537-3309","authenticated-orcid":false,"given":"Natalia","family":"Kliewer","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"93","published-online":{"date-parts":[[2022,9,5]]},"reference":[{"key":"903_CR1","doi-asserted-by":"publisher","first-page":"1","DOI":"10.1109\/HST47167.2019.9032943","volume-title":"2019 IEEE International Symposium on Technologies for Homeland Security (HST)","author":"A Aleshi","year":"2019","unstructured":"Aleshi\u00a0A, Seker\u00a0R, Babiceanu\u00a0RF (2019) Blockchain model for enhancing aircraft maintenance records security. 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