{"id":414,"date":"2015-02-04T09:57:35","date_gmt":"2015-02-04T08:57:35","guid":{"rendered":"http:\/\/blog.defrent.de\/?p=414"},"modified":"2025-04-07T11:24:58","modified_gmt":"2025-04-07T09:24:58","slug":"sichere-e-mail-kommunikation-mit-defrent-via-pgp-oder-smime","status":"publish","type":"post","link":"https:\/\/www.defrent.de\/en\/2015\/02\/sichere-e-mail-kommunikation-mit-defrent-via-pgp-oder-smime\/","title":{"rendered":"E-Mail DeFrEnT + ( PGP | S\/MIME ) Kryptographie"},"content":{"rendered":"<div class=\"shariff shariff-align-left shariff-widget-align-left\" style=\"display:none\"><ul class=\"shariff-buttons theme-round orientation-horizontal buttonsize-small\"><li class=\"shariff-button mastodon\" style=\"background-color:#ccc\"><a href=\"https:\/\/s2f.kytta.dev\/?text=E-Mail%20DeFrEnT%20%2B%20%28%20PGP%20%7C%20S%2FMIME%20%29%20Kryptographie https%3A%2F%2Fwww.defrent.de%2Fen%2F2015%2F02%2Fsichere-e-mail-kommunikation-mit-defrent-via-pgp-oder-smime%2F via @defrentck@hessen.social\" title=\"Share on Mastodon\" aria-label=\"Share on Mastodon\" role=\"button\" rel=\"noopener nofollow\" class=\"shariff-link\" style=\"; background-color:#79b428; color:#fff\" target=\"_blank\"><span class=\"shariff-icon\" style=\"\"><svg width=\"75\" height=\"79\" viewBox=\"0 0 75 79\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M37.813-.025C32.462-.058 27.114.13 21.79.598c-8.544.621-17.214 5.58-20.203 13.931C-1.12 23.318.408 32.622.465 41.65c.375 7.316.943 14.78 3.392 21.73 4.365 9.465 14.781 14.537 24.782 15.385 7.64.698 15.761-.213 22.517-4.026a54.1 54.1 0 0 0 .01-6.232c-6.855 1.316-14.101 2.609-21.049 1.074-3.883-.88-6.876-4.237-7.25-8.215-1.53-3.988 3.78-.43 5.584-.883 9.048 1.224 18.282.776 27.303-.462 7.044-.837 14.26-4.788 16.65-11.833 2.263-6.135 1.215-12.79 1.698-19.177.06-3.84.09-7.692-.262-11.52C72.596 7.844 63.223.981 53.834.684a219.453 219.453 0 0 0-16.022-.71zm11.294 12.882c5.5-.067 10.801 4.143 11.67 9.653.338 1.48.471 3 .471 4.515v21.088h-8.357c-.07-7.588.153-15.182-.131-22.765-.587-4.368-7.04-5.747-9.672-2.397-2.422 3.04-1.47 7.155-1.67 10.735v6.392h-8.307c-.146-4.996.359-10.045-.404-15.002-1.108-4.218-7.809-5.565-10.094-1.666-1.685 3.046-.712 6.634-.976 9.936v14.767h-8.354c.109-8.165-.238-16.344.215-24.5.674-5.346 5.095-10.389 10.676-10.627 4.902-.739 10.103 2.038 12.053 6.631.375 1.435 1.76 1.932 1.994.084 1.844-3.704 5.501-6.739 9.785-6.771.367-.044.735-.068 1.101-.073z\"\/><defs><linearGradient id=\"paint0_linear_549_34\" x1=\"37.0692\" y1=\"0\" x2=\"37.0692\" y2=\"79\" gradientUnits=\"userSpaceOnUse\"><stop stop-color=\"#6364FF\"\/><stop offset=\"1\" stop-color=\"#563ACC\"\/><\/linearGradient><\/defs><\/svg><\/span><\/a><\/li><li class=\"shariff-button linkedin\" style=\"background-color:#ccc\"><a href=\"https:\/\/www.linkedin.com\/sharing\/share-offsite\/?url=https%3A%2F%2Fwww.defrent.de%2Fen%2F2015%2F02%2Fsichere-e-mail-kommunikation-mit-defrent-via-pgp-oder-smime%2F\" title=\"Share on LinkedIn\" aria-label=\"Share on LinkedIn\" role=\"button\" rel=\"noopener nofollow\" class=\"shariff-link\" style=\"; background-color:#79b428; color:#fff\" target=\"_blank\"><span class=\"shariff-icon\" style=\"\"><svg width=\"32px\" height=\"20px\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 27 32\"><path fill=\"#0077b5\" d=\"M6.2 11.2v17.7h-5.9v-17.7h5.9zM6.6 5.7q0 1.3-0.9 2.2t-2.4 0.9h0q-1.5 0-2.4-0.9t-0.9-2.2 0.9-2.2 2.4-0.9 2.4 0.9 0.9 2.2zM27.4 18.7v10.1h-5.9v-9.5q0-1.9-0.7-2.9t-2.3-1.1q-1.1 0-1.9 0.6t-1.2 1.5q-0.2 0.5-0.2 1.4v9.9h-5.9q0-7.1 0-11.6t0-5.3l0-0.9h5.9v2.6h0q0.4-0.6 0.7-1t1-0.9 1.6-0.8 2-0.3q3 0 4.9 2t1.9 6z\"\/><\/svg><\/span><\/a><\/li><li class=\"shariff-button xing\" style=\"background-color:#ccc\"><a href=\"https:\/\/www.xing.com\/spi\/shares\/new?url=https%3A%2F%2Fwww.defrent.de%2Fen%2F2015%2F02%2Fsichere-e-mail-kommunikation-mit-defrent-via-pgp-oder-smime%2F\" title=\"Share on XING\" aria-label=\"Share on XING\" role=\"button\" rel=\"noopener nofollow\" class=\"shariff-link\" style=\"; background-color:#79b428; color:#fff\" target=\"_blank\"><span class=\"shariff-icon\" style=\"\"><svg width=\"32px\" height=\"20px\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 25 32\"><path fill=\"#126567\" d=\"M10.7 11.9q-0.2 0.3-4.6 8.2-0.5 0.8-1.2 0.8h-4.3q-0.4 0-0.5-0.3t0-0.6l4.5-8q0 0 0 0l-2.9-5q-0.2-0.4 0-0.7 0.2-0.3 0.5-0.3h4.3q0.7 0 1.2 0.8zM25.1 0.4q0.2 0.3 0 0.7l-9.4 16.7 6 11q0.2 0.4 0 0.6-0.2 0.3-0.6 0.3h-4.3q-0.7 0-1.2-0.8l-6-11.1q0.3-0.6 9.5-16.8 0.4-0.8 1.2-0.8h4.3q0.4 0 0.5 0.3z\"\/><\/svg><\/span><\/a><\/li><li class=\"shariff-button facebook\" style=\"background-color:#ccc\"><a href=\"https:\/\/www.facebook.com\/sharer\/sharer.php?u=https%3A%2F%2Fwww.defrent.de%2Fen%2F2015%2F02%2Fsichere-e-mail-kommunikation-mit-defrent-via-pgp-oder-smime%2F\" title=\"Share on Facebook\" aria-label=\"Share on Facebook\" role=\"button\" rel=\"nofollow\" class=\"shariff-link\" style=\"; background-color:#79b428; color:#fff\" target=\"_blank\"><span class=\"shariff-icon\" style=\"\"><svg width=\"32px\" height=\"20px\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 18 32\"><path fill=\"#3b5998\" d=\"M17.1 0.2v4.7h-2.8q-1.5 0-2.1 0.6t-0.5 1.9v3.4h5.2l-0.7 5.3h-4.5v13.6h-5.5v-13.6h-4.5v-5.3h4.5v-3.9q0-3.3 1.9-5.2t5-1.8q2.6 0 4.1 0.2z\"\/><\/svg><\/span><\/a><\/li><li class=\"shariff-button twitter\" style=\"background-color:#ccc\"><a href=\"https:\/\/twitter.com\/share?url=https%3A%2F%2Fwww.defrent.de%2Fen%2F2015%2F02%2Fsichere-e-mail-kommunikation-mit-defrent-via-pgp-oder-smime%2F&text=E-Mail%20DeFrEnT%20%2B%20%28%20PGP%20%7C%20S%2FMIME%20%29%20Kryptographie\" title=\"Share on X\" aria-label=\"Share on X\" role=\"button\" rel=\"noopener nofollow\" class=\"shariff-link\" style=\"; background-color:#79b428; color:#fff\" target=\"_blank\"><span class=\"shariff-icon\" style=\"\"><svg width=\"32px\" height=\"20px\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\"><path fill=\"#000\" d=\"M14.258 10.152L23.176 0h-2.113l-7.747 8.813L7.133 0H0l9.352 13.328L0 23.973h2.113l8.176-9.309 6.531 9.309h7.133zm-2.895 3.293l-.949-1.328L2.875 1.56h3.246l6.086 8.523.945 1.328 7.91 11.078h-3.246zm0 0\"\/><\/svg><\/span><\/a><\/li><\/ul><\/div><p>F\u00fcr vertrauliche Auftragsdetails k\u00f6nnen Sie unsere info@&#8230; E-Mail-Adresse auch mit Verschl\u00fcsselung benutzen. DeFrEnTs \u00f6ffentlicher Schl\u00fcssel f\u00fcr PGP\/GPG liegt auf \u00f6ffentlichen Keyservern und ist SSL-gesichert unter <a title=\"DeFrEnT: PGP \/ GPG Key Schl\u00fcssel Cl\u00e9\" href=\"https:\/\/url.defrent.de\/pgpkey\" target=\"_blank\" rel=\"noopener noreferrer\">url.defrent.de\/pgpkey<\/a> herunterzuladen. Der \u00f6ffentliche Schl\u00fcssel f\u00fcr das konkurrierende S\/MIME-System kann ebenfalls SSL-gesichert unter <a title=\"DeFrEnT: S\/MIME Key Schl\u00fcssel Cl\u00e9\" href=\"https:\/\/url.defrent.de\/smimekey\" target=\"_blank\" rel=\"noopener noreferrer\">url.defrent.de\/smimekey<\/a> heruntergeladen werden.<\/p>\n<p><!--more-->Um sicherzugehen, dass diese Schl\u00fcssel nicht ver\u00e4ndert wurden, sollten Sie vor Gebrauch den digitalen Fingerabdruck der Schl\u00fcssel pr\u00fcfen. Beispielsweise k\u00f6nnen Sie uns anrufen und ihn sich telefonisch best\u00e4tigen lassen oder Sie lassen sich den Fingerabdruck via <a title=\"Externer Link: XING Profil Christopher K\u00f6bel\" href=\"http:\/\/xing.to\/ckoebel\" target=\"_blank\" rel=\"noopener noreferrer\">XING<\/a> oder <a title=\"Externer Link: Twitter Profil DeFrEnTck\" href=\"https:\/\/hessen.social\/@DeFrEnTck\" target=\"_blank\" rel=\"noopener noreferrer\">Mastodon<\/a> zusenden (keinesfalls \u00fcber dasselbe Medium, d.h. weder hier \u00fcber die Webseite, noch per E-Mail). Danke!<\/p>\n<hr \/>\n<p>Pour nous communiquer des d\u00e9tails confidentiels, vous pouvez nous envoyer un courriel crypt\u00e9 \u00e0 info@\u2026 La cl\u00e9 publique PGP\/GPG de DeFrEnT est accessible par le r\u00e9seau public de serveurs de cl\u00e9s ou par in t\u00e9l\u00e9chargement prot\u00e9g\u00e9 SSL \u00e0 partir de <a title=\"DeFrEnT: PGP \/ GPG Key Schl\u00fcssel Cl\u00e9\" href=\"https:\/\/url.defrent.de\/pgpkey\" target=\"_blank\" rel=\"noopener noreferrer\">url.defrent.de\/pgpkey<\/a>. La cl\u00e9 publique pour le syst\u00e8me concurrentiel S\/MIME est \u00e9galement accessible sous <a title=\"DeFrEnT: S\/MIME Key Schl\u00fcssel Cl\u00e9\" href=\"https:\/\/url.defrent.de\/smimekey\" target=\"_blank\" rel=\"noopener noreferrer\">url.defrent.de\/smimekey<\/a> avec une connexion SSL.<\/p>\n<p>Pour assurer que la cl\u00e9 n&#8217;a pas \u00e9t\u00e9 modifi\u00e9e, vous devriez examiner son empreinte digitale. Passez-nous un coup de t\u00e9l\u00e9phone ou laissez-vous envoyer l&#8217;empreinte par <a title=\"Externer Link: XING Profil Christopher K\u00f6bel\" href=\"http:\/\/xing.to\/ckoebel\" target=\"_blank\" rel=\"noopener noreferrer\">XING<\/a> ou <a title=\"Externer Link: Twitter Profil DeFrEnTck\" href=\"https:\/\/hessen.social\/@DeFrEnTck\" target=\"_blank\" rel=\"noopener noreferrer\">Mastodon<\/a> (ne v\u00e9rifiez jamais une cl\u00e9 sur la m\u00eame voie sur laquelle vous l&#8217;avez obtenue, c&#8217;est-\u00e0-dire pas par notre site web ni par courriel). Merci!<\/p>\n<hr \/>\n<p>To send us confidential information, please consider sending encrypted e-mail to our info@\u2026 address. DeFrEnT&#8217;s public PGP\/GPG key is available via open keyservers and can be downloaded with SSL protection at <a title=\"DeFrEnT: PGP \/ GPG Key Schl\u00fcssel Cl\u00e9\" href=\"https:\/\/url.defrent.de\/pgpkey\" target=\"_blank\" rel=\"noopener noreferrer\">url.defrent.de\/pgpkey<\/a>. Likewise, our public key for the competing S\/MIME standard can be downloaded with SSL protection at <a title=\"DeFrEnT: S\/MIME Key Schl\u00fcssel Cl\u00e9\" href=\"https:\/\/url.defrent.de\/smimekey\" target=\"_blank\" rel=\"noopener noreferrer\">url.defrent.de\/smimekey<\/a>.<\/p>\n<p>To make sure that the key has not been tampered with, you should check its digital fingerprint. Please call us or have us send it to you via <a title=\"Externer Link: XING Profil Christopher K\u00f6bel\" href=\"http:\/\/xing.to\/ckoebel\" target=\"_blank\" rel=\"noopener noreferrer\">XING<\/a> ou <a title=\"Externer Link: Twitter Profil DeFrEnTck\" href=\"https:\/\/hessen.social\/@DeFrEnTck\" target=\"_blank\" rel=\"noopener noreferrer\">Mastodon<\/a> (never use the same way to get the key and the fingerprint, that is, don&#8217;t try to get the fingerprint via our web site, nor via unencrypted e-mail). Thank you!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>F\u00fcr vertrauliche Auftragsdetails k\u00f6nnen Sie unsere info@&#8230; E-Mail-Adresse auch mit Verschl\u00fcsselung benutzen. DeFrEnTs \u00f6ffentlicher Schl\u00fcssel f\u00fcr PGP\/GPG liegt auf \u00f6ffentlichen Keyservern und ist SSL-gesichert unter url.defrent.de\/pgpkey herunterzuladen. Der \u00f6ffentliche Schl\u00fcssel f\u00fcr das konkurrierende S\/MIME-System kann ebenfalls SSL-gesichert unter url.defrent.de\/smimekey heruntergeladen werden.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"activitypub_content_warning":"","activitypub_content_visibility":"","activitypub_max_image_attachments":4,"activitypub_interaction_policy_quote":"anyone","activitypub_status":"federated","footnotes":""},"categories":[21,31],"tags":[],"class_list":["post-414","post","type-post","status-publish","format-standard","hentry","category-de","category-ueber-defrent"],"aioseo_notices":[],"featured_image_src":null,"featured_image_src_square":null,"author_info":{"display_name":"Christopher K\u00f6bel","author_link":"https:\/\/www.defrent.de\/en\/author\/defrenter\/"},"_links":{"self":[{"href":"https:\/\/www.defrent.de\/en\/wp-json\/wp\/v2\/posts\/414","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.defrent.de\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.defrent.de\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.defrent.de\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.defrent.de\/en\/wp-json\/wp\/v2\/comments?post=414"}],"version-history":[{"count":3,"href":"https:\/\/www.defrent.de\/en\/wp-json\/wp\/v2\/posts\/414\/revisions"}],"predecessor-version":[{"id":2051,"href":"https:\/\/www.defrent.de\/en\/wp-json\/wp\/v2\/posts\/414\/revisions\/2051"}],"wp:attachment":[{"href":"https:\/\/www.defrent.de\/en\/wp-json\/wp\/v2\/media?parent=414"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.defrent.de\/en\/wp-json\/wp\/v2\/categories?post=414"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.defrent.de\/en\/wp-json\/wp\/v2\/tags?post=414"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}