{"id":15922,"date":"2026-07-21T10:16:38","date_gmt":"2026-07-21T08:16:38","guid":{"rendered":"https:\/\/blog.outscale.com\/digital-sovereignty-when-collaborative-solutions-scale-up\/"},"modified":"2026-07-21T10:17:28","modified_gmt":"2026-07-21T08:17:28","slug":"digital-sovereignty-when-collaborative-solutions-scale-up","status":"publish","type":"post","link":"https:\/\/blog.outscale.com\/en\/digital-sovereignty-when-collaborative-solutions-scale-up\/","title":{"rendered":"Digital sovereignty: when collaborative solutions scale up"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"15922\" class=\"elementor elementor-15922 elementor-15904\">\n\t\t\t\t\t\t<section class=\"penci-section penci-disSticky penci-structure-10 elementor-section elementor-top-section elementor-element elementor-element-3709d20c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3709d20c\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"penci-ercol-100 penci-ercol-order-1 penci-sticky-ct    elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6c14a8c4\" data-id=\"6c14a8c4\" 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-7be4d029 elementor-widget elementor-widget-text-editor\" data-id=\"7be4d029\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">The question is no longer whether sovereign collaborative solutions should be adopted, but rather how to deploy them concretely at scale. This was precisely the focus at OUTSCALE Experiences 2026, during a roundtable featuring St\u00e9phanie Schaer (former head of<\/span><a href=\"https:\/\/www.numerique.gouv.fr\/numerique-etat\/dinum\/\" target=\"_blank\" rel=\"noopener\"> <span style=\"font-weight: 400;\">DINUM<\/span><\/a><span style=\"font-weight: 400;\">), Jean-Pierre Lach (CEO of<\/span><a href=\"https:\/\/private-discuss.com\/fr\" target=\"_blank\" rel=\"noopener\"> <span style=\"font-weight: 400;\">Private Discuss<\/span><\/a><span style=\"font-weight: 400;\">) and Philippe Miltin (CEO of<\/span><a href=\"https:\/\/fr.outscale.com\/\" target=\"_blank\" rel=\"noopener\"> <span style=\"font-weight: 400;\">OUTSCALE<\/span><\/a><span style=\"font-weight: 400;\">).<\/span><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-206cbd45 elementor-widget elementor-widget-heading\" data-id=\"206cbd45\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">The DINUM suite: 500,000 users and a three-part solution stack<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-175fd427 elementor-widget elementor-widget-text-editor\" data-id=\"175fd427\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">For several years, DINUM has coordinated a catalog of interministerial collaborative resources for French civil servants. The operational continuity of public services now relies on three major technological pillars:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><a href=\"https:\/\/tchap.numerique.gouv.fr\/\"><span style=\"font-weight: 400;\">Tchap<\/span><\/a><span style=\"font-weight: 400;\">: secure messaging with more than 800,000 accounts, including half a million active users.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><a href=\"https:\/\/lasuite.numerique.gouv.fr\/produits\/visio\"><span style=\"font-weight: 400;\">Visio<\/span><\/a><span style=\"font-weight: 400;\">: a trusted videoconferencing solution whose full rollout across all ministries was approved in early 2026.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><a href=\"https:\/\/francetransfert.numerique.gouv.fr\/upload\"><span style=\"font-weight: 400;\">France Transfert<\/span><\/a><span style=\"font-weight: 400;\">: a platform dedicated to secure document sharing.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">These solutions prioritize interoperability and open standards, such as the Matrix protocol used by Tchap. They are hosted on infrastructures certified SecNumCloud by ANSSI, ensuring optimal protection for sensitive government data.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u201cControlling our videoconferencing tool is critical because it is the central lever in crisis management. Its accessibility must be guaranteed at all times and across the entire territory.\u201d \u2013 St\u00e9phanie Schaer, Former Interministerial Director for Digital Affairs (DINUM)<\/span><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-11321949 elementor-widget elementor-widget-heading\" data-id=\"11321949\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">A robust and structured security architecture<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2452d679 elementor-widget elementor-widget-text-editor\" data-id=\"2452d679\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">For St\u00e9phanie Schaer, the resilience of government digital solutions is no accident. DINUM deploys a cybersecurity strategy structured in multiple layers, built on rigorous organization.<\/span><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3cf7e467 elementor-widget elementor-widget-heading\" data-id=\"3cf7e467\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">The pillars of continuous protection<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-667c7c27 elementor-widget elementor-widget-text-editor\" data-id=\"667c7c27\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Security is approached as a dynamic and ongoing process. This framework relies on essential foundations to ensure system integrity:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Compliance and certification<\/b><span style=\"font-weight: 400;\">: regular audits and approvals based on ANSSI standards;<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Ethical hacking<\/b><span style=\"font-weight: 400;\">: bug bounty programs across all tools developed by DINUM;<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Monitoring and response<\/b><span style=\"font-weight: 400;\">: a dedicated CSIRT for event log analysis and incident handling;<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Continuous improvement<\/b><span style=\"font-weight: 400;\">: systematic post-incident feedback analysis.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">The regulatory framework, reinforced by the<\/span><a href=\"https:\/\/www.economie.gouv.fr\/actualites\/numerique-loi-protection-citoyens-entreprises-internet#:~:text=La%20loi%20du%2021%20mai,Pr%C3%A9sentation.\" target=\"_blank\" rel=\"noopener\"> <span style=\"font-weight: 400;\">SREN law<\/span><\/a><span style=\"font-weight: 400;\">, now requires entities handling sensitive data to use SecNumCloud-certified hosting. In this respect, OUTSCALE provides a fully compliant solution.<\/span><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b3fb6d6 elementor-widget elementor-widget-heading\" data-id=\"b3fb6d6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Sovereignty \u2260 loss of productivity<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4b0e199 elementor-widget elementor-widget-text-editor\" data-id=\"4b0e199\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Jean-Pierre Lach, CEO of Private Discuss, immediately dismissed a persistent misconception: that sovereignty undermines efficiency.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u201cNo one questions the productivity loss of locking their headquarters or implementing access control at the office entrance. It is essentially the same idea.\u201d \u2013 Jean-Pierre Lach, CEO of Private Discuss<\/span><\/p>\n<p><span style=\"font-weight: 400;\">To compete with American standards (Teams, Zoom, WhatsApp), Private Discuss has opted for total rigor: equivalent functional coverage, user experience on par with market leaders, full end-to-end code control, and even white-label capabilities for large enterprises wishing to integrate the solution into their brand identity.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Among its clients:<\/span><a href=\"https:\/\/private-discuss.com\/fr\/actualites\/presse\/edf-deploie-une-messagerie-made-in-france\" target=\"_blank\" rel=\"noopener\"> <span style=\"font-weight: 400;\">EDF<\/span><\/a><span style=\"font-weight: 400;\">, which won a European tender open to all collaboration providers, with a clear strategy to secure 10% of its sensitive communications. Also Enedis and Fram.<\/span><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-93ff0e6 elementor-widget elementor-widget-heading\" data-id=\"93ff0e6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">The most critical use cases<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5d966b4 elementor-widget elementor-widget-text-editor\" data-id=\"5d966b4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Private webinars in the defense sector for pre-sales on confidential R&amp;D topics<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Multi-company collaboration on sensitive defense projects<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Business continuity plans in case of a \u201ckill switch\u201d: preconfigured crisis rooms activated within minutes<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Protection of the decision-making process, not just documents but also the exchanges surrounding their creation<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Compliance with extraterritorial laws: using an uncontrolled tool can effectively serve as evidence of non-compliance in a U.S. court<\/span><\/li>\n<\/ul>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6b82625 elementor-widget elementor-widget-heading\" data-id=\"6b82625\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">The role of infrastructure: SecNumCloud and AI<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d35f6f3 elementor-widget elementor-widget-text-editor\" data-id=\"d35f6f3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">Philippe Miltin emphasized that without certified infrastructure, even the best collaborative applications lose their value. OUTSCALE\u2019s SecNumCloud qualification is the foundation supporting solutions from DINUM and Private Discuss.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Beyond pure security, AI integration is emerging as the key differentiator. Automatic transcription, meeting summaries, real-time assistance during videoconferences: these features are becoming expectations rather than options. Delivering them at scale\u2014hundreds of thousands of users on the public sector side, tens of thousands in critical industries\u2014requires sovereign GPU capabilities.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u201cAI in videoconferencing is now an absolutely essential feature.\u201d \u2013 Philippe Miltin, CEO, OUTSCALE<\/span><\/p>\n<p><span style=\"font-weight: 400;\">OUTSCALE also supports its partner ecosystem: Jamespot, Interstis, Hexagone, CollabNext, and hosts Swym, the collaborative tool integrated into Dassault Syst\u00e8mes\u2019<\/span><a href=\"https:\/\/www.3ds.com\/fr\/3dexperience\/\" target=\"_blank\" rel=\"noopener\"> <span style=\"font-weight: 400;\">3DEXPERIENCE<\/span><\/a><span style=\"font-weight: 400;\"> platform, used by 400,000 clients.<\/span><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1217fcd elementor-widget elementor-widget-heading\" data-id=\"1217fcd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Towards European digital commons<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1bb8b13 elementor-widget elementor-widget-text-editor\" data-id=\"1bb8b13\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">The European dimension may be the most structurally significant ambition in the long term. DINUM is working to build a European alliance around digital commons, materialized through the creation of an<\/span><a href=\"https:\/\/digital-strategy.ec.europa.eu\/fr\/policies\/edic\"> <span style=\"font-weight: 400;\">EDIC (European Digital Infrastructure Consortium)<\/span><\/a><span style=\"font-weight: 400;\">. Founding countries include France, Germany, the Netherlands, Italy, and Luxembourg, later joined by Poland and Denmark.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">The goal is to pool public and private investment at the European level to develop sovereign alternatives across all technological layers (messaging, cloud, AI, cybersecurity), relying on open standards such as Matrix, OpenID, and Kubernetes.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">This momentum is now officially recognized: the European Commission recently published its open-source strategy, identifying digital commons as a key lever of sovereignty.<\/span><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5596303 elementor-widget elementor-widget-heading\" data-id=\"5596303\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Key Takeaways<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-09039d4 elementor-widget elementor-widget-text-editor\" data-id=\"09039d4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"font-weight: 400;\">The OUTSCALE Experiences 2026 roundtable demonstrated this clearly: sovereign collaborative solutions are no longer limited to pioneering public administrations. They are now used by hundreds of thousands of public sector employees, major listed industrial groups, and defense players, with performance and user experience levels that rival non-European providers.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">The combination of SecNumCloud-certified infrastructure, applications built on open standards, and growing AI integration is shaping a mature sovereign ecosystem capable of scaling. The ongoing European momentum could, in the coming years, turn it into a model exportable well beyond French borders.<\/span><\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\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":"<p>The question is no longer whether sovereign collaborative solutions should be adopted, but rather how to&hellip;<\/p>\n","protected":false},"author":1,"featured_media":15906,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"","_lmt_disable":"","footnotes":""},"categories":[368,35],"tags":[],"class_list":["post-15922","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-outscale-experiences","category-sovereignty"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"DINUM, Private Discuss and 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