{"id":1238,"date":"2022-02-25T12:52:19","date_gmt":"2022-02-25T11:52:19","guid":{"rendered":"https:\/\/itc-lucke.com\/nextcloud-bulletproof-part-1\/"},"modified":"2022-02-25T13:24:12","modified_gmt":"2022-02-25T12:24:12","slug":"nextcloud-bulletproof-part-1","status":"publish","type":"post","link":"https:\/\/itc-lucke.com\/en\/nextcloud-bulletproof-part-1\/","title":{"rendered":"NextCloud bulletproof &#8211; Part 1"},"content":{"rendered":"\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-l02d6yyf-0f53d7a3105a8939e43859e5e440c525\">\n#top .av-special-heading.av-l02d6yyf-0f53d7a3105a8939e43859e5e440c525{\npadding-bottom:10px;\n}\nbody .av-special-heading.av-l02d6yyf-0f53d7a3105a8939e43859e5e440c525 .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-l02d6yyf-0f53d7a3105a8939e43859e5e440c525 .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-l02d6yyf-0f53d7a3105a8939e43859e5e440c525 av-special-heading-h3  avia-builder-el-0  el_before_av_one_half  avia-builder-el-first '><h3 class='av-special-heading-tag '  itemprop=\"headline\"  >NextCloud bulletproof<\/h3><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div>\n<div  class='flex_column av-3mc8oe-91caf123069276b9edbbc7a6c6d37969 av_one_half  avia-builder-el-1  el_after_av_heading  el_before_av_one_half  first flex_column_div  '     ><p><section  class='av_textblock_section av-l02d2xak-9f477df1cc0a66b4aa2a8b39de2cc97b '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p>To increase the security of the NextCloud instance, we work on some points of the test website <a href=\"https:\/\/internet.nl\" target=\"_blank\" rel=\"noopener\">internet.nl<\/a> and thus ensure a smooth and secured operation of our cloud.<\/p>\n<\/div><\/section><br \/>\n<section  class='av_textblock_section av-l02dbtaa-5defe2dc832591f91ec97cfcb71031ce '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p>What do we want to achieve?<\/p>\n<p>A cloud that is as secure as possible on the Internet to keep our data safe and private.<br \/>\nThis requires several steps.<\/p>\n<p>This section takes care of the part HTST and Key Exchange parameters and thus an essential part of the security.<br \/>\nAfter optimizing all parts we have a cloud with 100% rating of the test platform <a href=\"https:\/\/internet.nl\" target=\"_blank\" rel=\"noopener\">internet.nl<\/a>.<\/p>\n<\/div><\/section><\/p><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2gstsu-d9c2841e17617be1463df68a3502acaa\">\n.flex_column.av-2gstsu-d9c2841e17617be1463df68a3502acaa{\npadding:30px 30px 30px 30px;\n}\n<\/style>\n<div  class='flex_column av-2gstsu-d9c2841e17617be1463df68a3502acaa av_one_half  avia-builder-el-4  el_after_av_one_half  el_before_av_gallery  flex_column_div av-animated-generic right-to-left  '     ><p><br \/>\n<\/p><\/div><\/p>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-l029uf5b-f0ced095ad2b083a106052e1195ce776\">\n#top .avia-gallery.av-l029uf5b-f0ced095ad2b083a106052e1195ce776 .avia-gallery-thumb a{\nwidth:33.3333%;\n}\n<\/style>\n<div  class='avia-gallery av-l029uf5b-f0ced095ad2b083a106052e1195ce776 avia_animate_when_visible  avia-builder-el-7  el_after_av_one_half  el_before_av_heading  avia_lazyload avia-gallery-animate avia-gallery-1'  itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><meta itemprop=\"contentURL\" content=\"https:\/\/itc-lucke.com\/en\/nextcloud-bulletproof-part-1\/\"><div class='avia-gallery-thumb'><a href=\"https:\/\/itc-lucke.com\/wp-content\/uploads\/2022\/02\/Nextcloud100.png\" 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width=\"495\" height=\"400\" src=\"https:\/\/itc-lucke.com\/wp-content\/uploads\/2022\/02\/Nextcloud100-495x400.png\" title='Nextcloud100' alt='' \/><\/div><\/a><a href=\"https:\/\/itc-lucke.com\/wp-content\/uploads\/2022\/02\/Nextcloud-1030x557.png\" data-srcset=\"https:\/\/itc-lucke.com\/wp-content\/uploads\/2022\/02\/Nextcloud-1030x557.png 1030w, https:\/\/itc-lucke.com\/wp-content\/uploads\/2022\/02\/Nextcloud-300x162.png 300w, https:\/\/itc-lucke.com\/wp-content\/uploads\/2022\/02\/Nextcloud-768x415.png 768w, https:\/\/itc-lucke.com\/wp-content\/uploads\/2022\/02\/Nextcloud-705x381.png 705w, https:\/\/itc-lucke.com\/wp-content\/uploads\/2022\/02\/Nextcloud.png 1300w\" data-sizes=\"(max-width: 1030px) 100vw, 1030px\" data-rel='gallery-1' data-prev-img='https:\/\/itc-lucke.com\/wp-content\/uploads\/2022\/02\/Nextcloud-495x400.png' class='lightbox ' data-onclick='2' title='Nextcloud'  itemprop=\"thumbnailUrl\"  ><img decoding=\"async\" fetchpriority=\"high\" class=\"wp-image-1200 avia-img-lazy-loading-not-1200\"   src=\"https:\/\/itc-lucke.com\/wp-content\/uploads\/2022\/02\/Nextcloud-495x400.png\" width=\"495\" height=\"400\"  title='Nextcloud' alt='' srcset=\"https:\/\/itc-lucke.com\/wp-content\/uploads\/2022\/02\/Nextcloud-495x400.png 495w, https:\/\/itc-lucke.com\/wp-content\/uploads\/2022\/02\/Nextcloud-845x684.png 845w\" sizes=\"(max-width: 495px) 100vw, 495px\" \/><div class='big-prev-fake'><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-1200 avia-img-lazy-loading-1200\"  width=\"495\" height=\"400\" src=\"https:\/\/itc-lucke.com\/wp-content\/uploads\/2022\/02\/Nextcloud-495x400.png\" title='Nextcloud' alt='' srcset=\"https:\/\/itc-lucke.com\/wp-content\/uploads\/2022\/02\/Nextcloud-495x400.png 495w, https:\/\/itc-lucke.com\/wp-content\/uploads\/2022\/02\/Nextcloud-845x684.png 845w\" sizes=\"auto, (max-width: 495px) 100vw, 495px\" \/><\/div><\/a><a href=\"https:\/\/itc-lucke.com\/wp-content\/uploads\/2022\/02\/Nextcloudhtstkey-839x1030.png\" data-srcset=\"https:\/\/itc-lucke.com\/wp-content\/uploads\/2022\/02\/Nextcloudhtstkey-839x1030.png 839w, https:\/\/itc-lucke.com\/wp-content\/uploads\/2022\/02\/Nextcloudhtstkey-244x300.png 244w, https:\/\/itc-lucke.com\/wp-content\/uploads\/2022\/02\/Nextcloudhtstkey-768x943.png 768w, https:\/\/itc-lucke.com\/wp-content\/uploads\/2022\/02\/Nextcloudhtstkey-574x705.png 574w, https:\/\/itc-lucke.com\/wp-content\/uploads\/2022\/02\/Nextcloudhtstkey.png 876w\" data-sizes=\"(max-width: 839px) 100vw, 839px\" data-rel='gallery-1' data-prev-img='https:\/\/itc-lucke.com\/wp-content\/uploads\/2022\/02\/Nextcloudhtstkey-495x400.png' class='lightbox ' data-onclick='3' title='Nextcloudhtstkey'  itemprop=\"thumbnailUrl\"  ><img decoding=\"async\" fetchpriority=\"high\" class=\"wp-image-1207 avia-img-lazy-loading-not-1207\"   src=\"https:\/\/itc-lucke.com\/wp-content\/uploads\/2022\/02\/Nextcloudhtstkey-495x400.png\" width=\"495\" height=\"400\"  title='Nextcloudhtstkey' alt='' srcset=\"https:\/\/itc-lucke.com\/wp-content\/uploads\/2022\/02\/Nextcloudhtstkey-495x400.png 495w, https:\/\/itc-lucke.com\/wp-content\/uploads\/2022\/02\/Nextcloudhtstkey-845x684.png 845w\" sizes=\"(max-width: 495px) 100vw, 495px\" \/><div class='big-prev-fake'><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-1207 avia-img-lazy-loading-1207\"  width=\"495\" height=\"400\" src=\"https:\/\/itc-lucke.com\/wp-content\/uploads\/2022\/02\/Nextcloudhtstkey-495x400.png\" title='Nextcloudhtstkey' alt='' srcset=\"https:\/\/itc-lucke.com\/wp-content\/uploads\/2022\/02\/Nextcloudhtstkey-495x400.png 495w, https:\/\/itc-lucke.com\/wp-content\/uploads\/2022\/02\/Nextcloudhtstkey-845x684.png 845w\" sizes=\"auto, (max-width: 495px) 100vw, 495px\" \/><\/div><\/a><\/div><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-l029tb1u-ff92ef2763ae440527d2047d5c90f813\">\n#top .av-special-heading.av-l029tb1u-ff92ef2763ae440527d2047d5c90f813{\npadding-bottom:10px;\n}\nbody .av-special-heading.av-l029tb1u-ff92ef2763ae440527d2047d5c90f813 .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-l029tb1u-ff92ef2763ae440527d2047d5c90f813 .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-l029tb1u-ff92ef2763ae440527d2047d5c90f813 av-special-heading-h3  avia-builder-el-8  el_after_av_gallery  el_before_av_textblock '><h3 class='av-special-heading-tag '  itemprop=\"headline\"  >HTST and Key Exchange Parameter<\/h3><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div>\n<section  class='av_textblock_section av-l02apqo2-d905387fcd2e05eee55b82bef5fd4714 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p>The open source project NextCloud is a very popular and widespread productivity platform.<br \/>\nVery versatile and widely extensible and with a large community.<\/p>\n<p>We also use NextCloud for our communication and collaboration.<\/p>\n<p>To further increase the security of the self-hosted installation, the following additions can be made to the Apache2 configuration:<\/p>\n<pre class=\"prettyprint lang-config prettyprinted\"><span class=\"kwd\">SSLProtocol<\/span><span class=\"pln\">         all <\/span><span class=\"pun\">-<\/span><span class=\"typ\">SSLv3<\/span> <span class=\"pun\">-<\/span><span class=\"typ\">TLSv1<\/span> <span class=\"pun\">-<\/span><span class=\"typ\">TLSv1<\/span><span class=\"pun\">.<\/span><span class=\"lit\">1<\/span>\r\n<span class=\"kwd\">SSLCipherSuite<\/span><span class=\"pln\">      ECDHE-ECDSA-AES256-GCM-SHA384<\/span><span class=\"pun\">:<\/span><span class=\"pln\">ECDHE-RSA-AES256-GCM-SHA384<\/span><span class=\"pun\">:<\/span><span class=\"pln\">ECDHE-ECDSA-CHACHA20-POLY1305<\/span><span class=\"pun\">:<\/span><span class=\"pln\">ECDHE-RSA-CHACHA20-POLY1305<\/span><span class=\"pun\">:<\/span><span class=\"pln\">ECDHE-ECDSA-AES128-GCM-SHA256<\/span><span class=\"pun\">:<\/span><span class=\"pln\">ECDHE-RSA-AES128-GCM-SHA256<\/span><span class=\"pun\">:<\/span><span class=\"pln\">ECDHE-ECDSA-AES256-SHA384<\/span><span class=\"pun\">:<\/span><span class=\"pln\">ECDHE-RSA-AES256-SHA384<\/span><span class=\"pun\">:<\/span><span class=\"pln\">ECDHE-ECDSA-AES128-SHA256<\/span><span class=\"pun\">:<\/span><span class=\"pln\">ECDHE-RSA-AES128-SHA256\r\n<\/span><span class=\"kwd\">SSLHonorCipherOrder<\/span><span class=\"pln\"> on\r\n<\/span><span class=\"kwd\">SSLCompression<\/span><span class=\"pln\">      off\r\n<\/span><span class=\"kwd\">SSLSessionTickets<\/span><span class=\"pln\">   off<\/span><\/pre>\n<p>For this purpose, the following setting should be changed: change max-age to the value 31536000.<\/p>\n<pre>Header always set Strict-Transport-Security \"max-age=31536000; includeSubDomains\"<\/pre>\n<p>With these two changes, the HTST and Key Exchange parameters are done. We continue with the DNSSEC and Dane options.<\/p>\n<\/div><\/section>\n","protected":false},"excerpt":{"rendered":"<p>To increase the security of the NextCloud instance, we work on some points of the test website internet.nl and thus ensure a smooth and secured operation of our cloud.<br \/>\nWhat do we want to achieve?<\/p>\n<p>A cloud that is as secure as possible on the internet, to keep our data safe and private.<br \/>\nThis requires several steps.<\/p>\n","protected":false},"author":1,"featured_media":1243,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[44],"tags":[],"class_list":["post-1238","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tutorial-en"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.2 (Yoast SEO v27.2) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>NextCloud bulletproof - Part 1 - IT Consulting Lucke<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/itc-lucke.com\/en\/nextcloud-bulletproof-part-1\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"NextCloud bulletproof - Part 1\" \/>\n<meta property=\"og:description\" content=\"To increase the security of the NextCloud instance, we work on some points of the test website internet.nl and thus ensure a smooth and secured operation of our cloud. 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