{"id":7304,"date":"2026-10-18T11:28:16","date_gmt":"2026-10-18T09:28:16","guid":{"rendered":"https:\/\/mu.it-cyberwall.com\/guides\/obsolete-systems-and-software-keeping-them-safely\/"},"modified":"2026-10-18T20:09:07","modified_gmt":"2026-10-18T18:09:07","slug":"systemes-logiciels-obsoletes","status":"publish","type":"page","link":"https:\/\/mu.it-cyberwall.com\/en\/guides\/systemes-logiciels-obsoletes\/","title":{"rendered":"Obsolete systems and software: keeping them safely"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"7304\" class=\"elementor elementor-7304 elementor-6679\" data-elementor-settings=\"{&quot;ha_cmc_init_switcher&quot;:&quot;no&quot;}\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4749009 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4749009\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-e711391\" data-id=\"e711391\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-54f3722 elementor-widget elementor-widget-html\" data-id=\"54f3722\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<style>.itcw-g{max-width:900px;margin:0 auto;font-size:17px;line-height:1.65;color:#2b2f3a}.itcw-g h2{margin-top:10px}.itcw-g .tw{overflow-x:auto;margin:18px 0}.itcw-g table{width:100%;border-collapse:collapse;font-size:15px;min-width:640px}.itcw-g th,.itcw-g td{border:1px solid #e3e6ee;padding:10px 12px;vertical-align:top;text-align:left}.itcw-g thead th{background:#0E0129;color:#fff}.itcw-g tbody th{background:#F6F7FA;font-weight:600}.itcw-g .box{background:#F6F7FA;border-left:4px solid #DE3241;padding:16px 20px;border-radius:6px;margin:18px 0}.itcw-g .box.ok{border-left-color:#2C9703}.itcw-g sup a{text-decoration:none;font-weight:600}.itcw-g ol.src li{margin-bottom:8px;font-size:15px;word-break:break-word}.itcw-g .note{font-size:14px;color:#6b7080}.itcw-g .toc a{display:inline-block;margin:4px 10px 4px 0}<\/style>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ab2d791 elementor-widget elementor-widget-heading\" data-id=\"ab2d791\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h6 class=\"elementor-heading-title elementor-size-default\">Guide<\/h6>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c81364f elementor-widget elementor-widget-heading\" data-id=\"c81364f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Obsolete systems and software: keeping them safely<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ea9a82e elementor-widget elementor-widget-text-editor\" data-id=\"ea9a82e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div class=\"itcw-g\"><p style=\"text-align:center\">Windows 7, Windows Server 2012, Windows 10, CentOS 7\u2026 Many businesses keep a system that is no longer updated, often for a good reason. Here are the risks, the possible options and good practice for keeping it without exposing the rest of your IT.<\/p><p class=\"note\" style=\"text-align:center\">Updated on 18 October 2026 \u00b7 Figures are sourced at the bottom of the page; opinions are those of IT CyberWall.<\/p><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-99f4f6a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"99f4f6a\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0ef3dc0\" data-id=\"0ef3dc0\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-745fb94 elementor-widget elementor-widget-text-editor\" data-id=\"745fb94\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div class=\"itcw-g\"><div class=\"box toc\"><strong>Contents:<\/strong><br \/><a href=\"#definition\">What is an obsolete system?<\/a> \u00b7 <a href=\"#risques\">Why it is risky<\/a> \u00b7 <a href=\"#options\">The possible options<\/a> \u00b7 <a href=\"#bonnes-pratiques\">Good practice if you have to keep it<\/a> \u00b7 <a href=\"#virtualiser\">Why virtualise an obsolete system<\/a> \u00b7 <a href=\"#sortie\">Preparing the exit: testing an update on a copy<\/a> \u00b7 <a href=\"#it-cyberwall\">What IT CyberWall does<\/a> \u00b7 <a href=\"#sources\">Sources<\/a><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7c09d30 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7c09d30\" data-element_type=\"section\" data-e-type=\"section\" id=\"definition\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-565df33\" data-id=\"565df33\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-59a6c13 elementor-widget elementor-widget-heading\" data-id=\"59a6c13\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">What is an obsolete system?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-323758a elementor-widget elementor-widget-text-editor\" data-id=\"323758a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div class=\"itcw-g\"><p>A system or piece of software becomes obsolete when its publisher stops maintaining it: no more security patches, no more bug fixes, no more support. It keeps working, but every flaw discovered after that date stays open.<\/p><p>Some end-of-support dates for systems that are still very common in businesses:<\/p><table><thead><tr><th>System<\/th><th>End of support<\/th><th>Paid extension<\/th><\/tr><\/thead><tbody><tr><td>Windows 7<\/td><td>14 January 2020<sup><a href=\"#source-1\">[1]<\/a><\/sup><\/td><td>Ended<\/td><\/tr><tr><td>Windows Server 2008 and 2008 R2<\/td><td>14 January 2020<sup><a href=\"#source-2\">[2]<\/a><\/sup><\/td><td>Ended<\/td><\/tr><tr><td>Windows Server 2012 and 2012 R2<\/td><td>10 October 2023<sup><a href=\"#source-3\">[3]<\/a><\/sup><\/td><td>Extended Security Updates (ESU) until 13 October 2026<sup><a href=\"#source-3\">[3]<\/a><\/sup>, so now ended<\/td><\/tr><tr><td>Windows 10<\/td><td>14 October 2025<sup><a href=\"#source-4\">[4]<\/a><\/sup><\/td><td>ESU for businesses, for three years at most<sup><a href=\"#source-5\">[5]<\/a><\/sup><\/td><\/tr><tr><td>CentOS Linux 7<\/td><td>30 June 2024<sup><a href=\"#source-6\">[6]<\/a><\/sup><\/td><td>Only by converting to a commercial offering<sup><a href=\"#source-6\">[6]<\/a><\/sup><\/td><\/tr><tr><td>Debian 10 \u00ab Buster \u00bb<\/td><td>30 June 2024 (end of long-term support)<sup><a href=\"#source-7\">[7]<\/a><\/sup><\/td><td>Third-party commercial offerings<\/td><\/tr><\/tbody><\/table><p class=\"note\">Software follows the same logic: management software, a driver or a database discontinued by its publisher poses the same problem, even on an up-to-date system.<\/p><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e6dc8e6 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e6dc8e6\" data-element_type=\"section\" data-e-type=\"section\" id=\"risques\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-ff6a3c3\" data-id=\"ff6a3c3\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b6166ba elementor-widget elementor-widget-heading\" data-id=\"b6166ba\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Why it is risky<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6351737 elementor-widget elementor-widget-text-editor\" data-id=\"6351737\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div class=\"itcw-g\"><ul><li><strong>Flaws that will never be fixed.<\/strong> Once support ends, the publisher no longer releases patches<sup><a href=\"#source-3\">[3]<\/a><\/sup><sup><a href=\"#source-4\">[4]<\/a><\/sup>. An attacker who knows about a flaw knows it will stay exploitable.<\/li><li><strong>A way into the rest of the network.<\/strong> A vulnerable machine connected to the same network as your workstations and servers can be used as a springboard.<\/li><li><strong>Ageing hardware.<\/strong> Disks, power supplies, motherboards: failures become more likely and spare parts scarcer.<\/li><li><strong>Declining compatibility.<\/strong> Recent browsers, antivirus, printers and software stop working on the old system one after another.<\/li><\/ul><div class=\"box\"><strong>What ANSSI recommends.<\/strong> Its IT hygiene guide requires components that are no longer supported by their manufacturer to be isolated from the rest of the system, with strict traffic filtering and dedicated authentication secrets<sup><a href=\"#source-8\">[8]<\/a><\/sup>. It also recommends anticipating end-of-support dates, keeping an up-to-date inventory and planning a migration budget<sup><a href=\"#source-8\">[8]<\/a><\/sup>.<\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-dd7a1e3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"dd7a1e3\" data-element_type=\"section\" data-e-type=\"section\" id=\"options\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-afe0657\" data-id=\"afe0657\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-71835b2 elementor-widget elementor-widget-heading\" data-id=\"71835b2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">The possible options<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-614b52f elementor-widget elementor-widget-text-editor\" data-id=\"614b52f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div class=\"itcw-g\"><table><thead><tr><th>Option<\/th><th>Advantages<\/th><th>Limitations<\/th><\/tr><\/thead><tbody><tr><td><strong>Update or migrate<\/strong><\/td><td>Back to a maintained system: the only lasting solution.<\/td><td>Only possible if the software exists for the new system. Requires testing.<\/td><\/tr><tr><td><strong>Pay for extended updates<\/strong><\/td><td>Security patches continue, with no immediate change.<\/td><td>Temporary and costly: for Windows 10, the price per device doubles every year<sup><a href=\"#source-5\">[5]<\/a><\/sup>. Not available for every system.<\/td><\/tr><tr><td><strong>Replace the software<\/strong><\/td><td>A modern solution, often with more features.<\/td><td>Data migration, training, cost and lead time.<\/td><\/tr><tr><td><strong>Keep and isolate<\/strong><\/td><td>The only choice when nothing else is possible right away.<\/td><td>The system remains vulnerable: it must be isolated, backed up and its exit planned.<\/td><\/tr><\/tbody><\/table><p>These options are often combined: the old system is isolated while the migration is prepared.<\/p><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-32e12cd elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"32e12cd\" data-element_type=\"section\" data-e-type=\"section\" id=\"bonnes-pratiques\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b2eb878\" data-id=\"b2eb878\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1a9cdad elementor-widget elementor-widget-heading\" data-id=\"1a9cdad\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Good practice if you have to keep it<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1ef8b48 elementor-widget elementor-widget-text-editor\" data-id=\"1ef8b48\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div class=\"itcw-g\"><ol><li><strong>Record it.<\/strong> Note which system, which software, why it is being kept, who uses it and until when<sup><a href=\"#source-8\">[8]<\/a><\/sup>.<\/li><li><strong>Isolate it from the network.<\/strong> A separate network, with only the traffic that is strictly necessary<sup><a href=\"#source-8\">[8]<\/a><\/sup>. No internet access if it does not need it.<\/li><li><strong>Do not use it for anything else.<\/strong> No email, no web browsing, no unknown USB sticks.<\/li><li><strong>Give it its own accounts.<\/strong> Usernames and passwords that are not used anywhere else<sup><a href=\"#source-8\">[8]<\/a><\/sup>.<\/li><li><strong>Control file exchanges.<\/strong> A single, scanned exchange folder, rather than access to the company network.<\/li><li><strong>Have it backed up.<\/strong> A backup that has never been restored is only an assumption: backup frequency and restoration tests are decided with your backup provider.<\/li><li><strong>Monitor it.<\/strong> Disk, availability, unusual login attempts.<\/li><li><strong>Set a review date.<\/strong> Every year, ask the question again: can we finally do without it?<\/li><\/ol><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-91c289d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"91c289d\" data-element_type=\"section\" data-e-type=\"section\" id=\"virtualiser\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-089d06c\" data-id=\"089d06c\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-41d3b8a elementor-widget elementor-widget-heading\" data-id=\"41d3b8a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Why virtualise an obsolete system<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1bc424b elementor-widget elementor-widget-text-editor\" data-id=\"1bc424b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div class=\"itcw-g\"><p>Virtualising means turning the physical machine into a virtual machine running on a recent server. For an obsolete system, it is often the simplest way to apply the good practice above:<\/p><ul><li><strong>Hardware is no longer a problem.<\/strong> The old PC can be retired; the system runs on recent, maintained hardware.<\/li><li><strong>Isolation is easier.<\/strong> The virtual machine&#8217;s network is configured in the hypervisor, with no rewiring.<\/li><li><strong>Rollbacks are immediate.<\/strong> A snapshot before each intervention lets you roll back in a few seconds; a virtual machine can also be backed up in its entirety.<\/li><li><strong>You can test with no risk.<\/strong> A copy of the machine lets you try an update or a migration without touching the original.<\/li><\/ul><p class=\"note\">Limitations to check: some licences are tied to the original hardware, and some old expansion cards cannot be passed through to a virtual machine. A USB licence dongle, on the other hand, usually can.<\/p><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e728240 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e728240\" data-element_type=\"section\" data-e-type=\"section\" id=\"sortie\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-58a23f2\" data-id=\"58a23f2\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-24f2d01 elementor-widget elementor-widget-heading\" data-id=\"24f2d01\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Preparing the exit: testing an update on a copy<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bb4dd8d elementor-widget elementor-widget-text-editor\" data-id=\"bb4dd8d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div class=\"itcw-g\"><ol><li><strong>Copy the virtual machine<\/strong> into a test network, cut off from production.<\/li><li><strong>Apply the update or migration<\/strong> to the copy: new system, new version of the software, or export of the data to another tool.<\/li><li><strong>Have users check<\/strong> that everything works: printing, exchanges with the controlled machine, old files.<\/li><li><strong>Measure<\/strong> how long the operation takes and note any sticking points.<\/li><li><strong>Switch over<\/strong> to production with a proven procedure, keeping the old machine read-only for as long as needed.<\/li><\/ol><p>If the test fails, you simply delete the copy: production is unaffected.<\/p><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-37512ab elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"37512ab\" data-element_type=\"section\" data-e-type=\"section\" id=\"it-cyberwall\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c70bedb\" data-id=\"c70bedb\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ef3254e elementor-widget elementor-widget-heading\" data-id=\"ef3254e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">What IT CyberWall does<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f14c37a elementor-widget elementor-widget-text-editor\" data-id=\"f14c37a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div class=\"itcw-g\"><p>We handle your obsolete systems from start to finish: capture of the existing machine, network isolation, monitoring, then update or migration trials on a copy when the time comes. The virtual machine runs on the hypervisor of your choice, on your premises or in a data centre. Its backup is entrusted to WeDoBack.<\/p><p><a href=\"https:\/\/mu.it-cyberwall.com\/en\/systemes-obsoletes\/\">Discover our service for obsolete systems<\/a><\/p><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-71dede2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"71dede2\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b16c74b\" data-id=\"b16c74b\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-bdc058a elementor-widget elementor-widget-heading\" data-id=\"bdc058a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">A system you cannot give up?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ff37b3d elementor-widget elementor-widget-text-editor\" data-id=\"ff37b3d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Describe your situation: we will propose a solution to protect it, and then to move away from it.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f138b42 elementor-align-center elementor-widget elementor-widget-button\" data-id=\"f138b42\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-md\" href=\"https:\/\/mu.it-cyberwall.com\/en\/contact\/?mf-besoin=architectures#formulaire\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-icon\">\n\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-arrow-right\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M190.5 66.9l22.2-22.2c9.4-9.4 24.6-9.4 33.9 0L441 239c9.4 9.4 9.4 24.6 0 33.9L246.6 467.3c-9.4 9.4-24.6 9.4-33.9 0l-22.2-22.2c-9.5-9.5-9.3-25 .4-34.3L311.4 296H24c-13.3 0-24-10.7-24-24v-32c0-13.3 10.7-24 24-24h287.4L190.9 101.2c-9.8-9.3-10-24.8-.4-34.3z\"><\/path><\/svg>\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Describe my needs<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-263c488 elementor-widget elementor-widget-text-editor\" data-id=\"263c488\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><a href=\"https:\/\/mu.it-cyberwall.com\/en\/guides\/\">\u2190 All our guides<\/a><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-107322f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"107322f\" data-element_type=\"section\" data-e-type=\"section\" id=\"sources\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0d2ca51\" data-id=\"0d2ca51\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f79e55f elementor-widget elementor-widget-heading\" data-id=\"f79e55f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Sources<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f098fc8 elementor-widget elementor-widget-text-editor\" data-id=\"f098fc8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<div class=\"itcw-g\"><p class=\"note\">Sources consulted on 18 October 2026. Supplier prices are shown excluding tax, in the currency and region of the published price list, and may change: always check the official page before deciding.<\/p><ol class=\"src\"><li id=\"source-1\">Microsoft \u2013 La prise en charge de Windows 7 a pris fin le 14 janvier 2020 \u2014 <a href=\"https:\/\/support.microsoft.com\/en-in\/help\/4057281\/windows-7-support-ended-on-january-14-2020\" target=\"_blank\" rel=\"noopener\">support.microsoft.com\/en-in\/help\/4057281\/windows-7-support-ended-on-january-14-2020<\/a><\/li><li id=\"source-2\">CISA \u2013 Microsoft Ending Support for Windows 7 and Windows Server 2008 R2 \u2014 <a href=\"https:\/\/us-cert.gov\/ncas\/alerts\/aa19-290a\" target=\"_blank\" rel=\"noopener\">us-cert.gov\/ncas\/alerts\/aa19-290a<\/a><\/li><li id=\"source-3\">Microsoft Lifecycle \u2013 Windows Server 2012 and 2012 R2 reaching end of support \u2014 <a href=\"https:\/\/learn.microsoft.com\/en-us\/lifecycle\/announcements\/windows-server-2012-r2-end-of-support\" target=\"_blank\" rel=\"noopener\">learn.microsoft.com\/en-us\/lifecycle\/announcements\/windows-server-2012-r2-end-of-support<\/a><\/li><li id=\"source-4\">Microsoft \u2013 Windows 10 support has ended on October 14, 2025 \u2014 <a href=\"https:\/\/support.microsoft.com\/en-us\/windows\/deployment\/updates-lifecycle\/windows-10-support-has-ended-on-october-14-2025\" target=\"_blank\" rel=\"noopener\">support.microsoft.com\/en-us\/windows\/deployment\/updates-lifecycle\/windows-10-support-has-ended-on-october-14-2025<\/a><\/li><li id=\"source-5\">Microsoft Learn \u2013 Extended Security Updates (ESU) program for Windows 10 \u2014 <a href=\"https:\/\/learn.microsoft.com\/en-us\/windows\/whats-new\/extended-security-updates\" target=\"_blank\" rel=\"noopener\">learn.microsoft.com\/en-us\/windows\/whats-new\/extended-security-updates<\/a><\/li><li id=\"source-6\">CentOS Project \u2013 End dates are coming for CentOS Stream 8 and CentOS Linux 7 \u2014 <a href=\"https:\/\/blog.centos.org\/2023\/04\/end-dates-are-coming-for-centos-stream-8-and-centos-linux-7\/\" target=\"_blank\" rel=\"noopener\">blog.centos.org\/2023\/04\/end-dates-are-coming-for-centos-stream-8-and-centos-linux-7\/<\/a><\/li><li id=\"source-7\">Debian \u2013 Annonce de la fin de vie du suivi \u00e0 long terme de Debian 10 \u2014 <a href=\"https:\/\/www.debian.org\/News\/2024\/20240615.fr.html\" target=\"_blank\" rel=\"noopener\">www.debian.org\/News\/2024\/20240615.fr.html<\/a><\/li><li id=\"source-8\">ANSSI \u2013 Guide d\u2019hygi\u00e8ne informatique, v2.0 (measures 14, 34 and 35) \u2014 <a href=\"https:\/\/messervices.cyber.gouv.fr\/documents-guides\/guide_hygiene_informatique_anssi.pdf\" target=\"_blank\" rel=\"noopener\">messervices.cyber.gouv.fr\/documents-guides\/guide_hygiene_informatique_anssi.pdf<\/a><\/li><\/ol><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-29c626d itcw-wdb-line elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"29c626d\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1f476e3\" data-id=\"1f476e3\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4630e22 elementor-widget elementor-widget-text-editor\" data-id=\"4630e22\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p class=\"itcw-wdb\" style=\"text-align:center;font-size:15px;color:#4b5563;margin:0\">Backup and restoration are operated by <a href=\"https:\/\/www.wedoback.com\/guides\/sauvegarde\/\" target=\"_blank\" rel=\"noopener\">WeDoBack<\/a>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":7206,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_seopress_titles_title":"Keeping a legacy system safe | IT CyberWall","_seopress_titles_desc":"End of support for Windows 7, Server 2012, Windows 10 and CentOS 7: the risks, the options and best practice for keeping a legacy system safe.","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"","_seopress_redirections_param":"","_seopress_redirections_type":0,"_seopress_analysis_target_kw":"legacy software risks,windows 10 end of support,windows server 2012 end of support,CentOS 7 end of 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