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<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D">Hey everyone!<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D">First of all, thank you Jana for summarizing our discussion. The text reflects all the problems and arguments, I think.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D">After reading about our discussion, I once again thought about my idea to apply a checksum within the document, which then can be verified via an https connection. But at second thought, I see that
the idea was not well thought out. There are various problems with this approach. To mention only one: If anybody adds a checksum to a document, then the checksum of the document changes, thus the provided checksum is invalid.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D">Anyhow, I stumbled upon the Linked Data Signatures draft [1], which yields the same problem but with a superior technology (public/private keys etc.).
<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D">I don’t think, that this is really an option for library data providers: Too hard to implement, too much data overflow. But anyhow, I just wanted to let you know.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D">Cheers!<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Carsten<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">[1] https://w3c-dvcg.github.io/ld-signatures/<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D;mso-fareast-language:DE">---<br>
Carsten Klee<br>
Zeitschriftendatenbank (ZDB)<br>
Staatsbibliothek zu Berlin – Preußischer Kulturbesitz<br>
carsten.klee@sbb.spk-berlin.de<br>
Tel.: +49 30 266-43 44 02<br>
<br>
<b><o:p></o:p></b></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif";mso-fareast-language:DE">Von:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif";mso-fareast-language:DE"> Hentschke, Jana [mailto:J.Hentschke@dnb.de]
<br>
<b>Gesendet:</b> Montag, 4. Februar 2019 14:04<br>
<b>An:</b> 'dini-ag-kim-identifier@lists.dnb.de'<br>
<b>Cc:</b> 'Christoph, Pascal'; 'Jahnke, Alexander'; Michele Casalini; Svensson, Lars; 'raphaelle.lapotre@bnf.fr'; Klee, Carsten; 'Thomas Baker'; Laczny, Joachim; 'martin.scholz@fau.de'<br>
<b>Betreff:</b> SWIB18 Breakout Session HTTP vs. HTTPS<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Verdana","sans-serif"">Hello everyone,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Verdana","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Verdana","sans-serif"">We had this enlightening Breakout Session during SWIB18 together and I promised to wrap it up and store the results in the Wikispace of the German Competence
Centre Interoperable Metadata (KIM). I now did:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Verdana","sans-serif""><a href="https://wiki.dnb.de/x/06S5C">https://wiki.dnb.de/x/06S5C</a><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Verdana","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Verdana","sans-serif"">Please let me know if you find anything that I didn’t reproduce accurately.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Verdana","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Verdana","sans-serif"">I also added a section “Materials†and “More observations/inquiries resultsâ€. I will be happy to add further links and infos if you have any.
<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Verdana","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Verdana","sans-serif"">If you came across more to add to the discussion in the meantime or have other colleagues who might have, I suggest we follow up via the corresponding mailing
list to the KIM Wikispace “identifierâ€:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Verdana","sans-serif""><a href="https://lists.dnb.de/mailman/listinfo/dini-ag-kim-identifier">https://lists.dnb.de/mailman/listinfo/dini-ag-kim-identifier</a><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Verdana","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Verdana","sans-serif"">Please feel free to register!<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Verdana","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Verdana","sans-serif"">Best,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Verdana","sans-serif"">Jana<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Verdana","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.0pt;font-family:"Verdana","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Verdana","sans-serif";mso-fareast-language:DE">*** Lesen. Hören. Wissen. Deutsche Nationalbibliothek ***
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Verdana","sans-serif";mso-fareast-language:DE"> <o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Verdana","sans-serif";mso-fareast-language:DE">--
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Verdana","sans-serif";mso-fareast-language:DE">Jana Hentschke<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Verdana","sans-serif";mso-fareast-language:DE">Deutsche Nationalbibliothek
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Verdana","sans-serif";mso-fareast-language:DE">Informationsinfrastruktur<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Verdana","sans-serif";mso-fareast-language:DE">Adickesallee 1
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Verdana","sans-serif";mso-fareast-language:DE">60322 Frankfurt am Main
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Verdana","sans-serif";mso-fareast-language:DE">Telefon: +49 69 1525-1773<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Verdana","sans-serif";mso-fareast-language:DE">mailto:j.hentschke@dnb.de
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Verdana","sans-serif";mso-fareast-language:DE">http://www.dnb.de
<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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