{"id":530,"date":"2025-10-22T22:57:40","date_gmt":"2025-10-22T22:57:40","guid":{"rendered":"https:\/\/www.dae-pro.fr\/blog\/?p=530"},"modified":"2025-10-22T22:57:41","modified_gmt":"2025-10-22T22:57:41","slug":"cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions","status":"publish","type":"post","link":"https:\/\/www.dae-pro.fr\/blog\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\/","title":{"rendered":"Cybers\u00e9curit\u00e9 : qu\u2019est-ce que l\u2019ANSSI et quelles sont ses missions ?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Avec la multiplication des cyberattaques, des ransomwares et des vols de donn\u00e9es, <strong>la cybers\u00e9curit\u00e9 est devenue un enjeu strat\u00e9gique pour les entreprises, les administrations et les citoyens<\/strong>. En France, un acteur central dans ce domaine est l\u2019<strong>Agence nationale de la s\u00e9curit\u00e9 des syst\u00e8mes d\u2019information (ANSSI)<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cr\u00e9\u00e9e pour prot\u00e9ger les infrastructures critiques et accompagner les organisations dans la s\u00e9curisation de leurs syst\u00e8mes, l\u2019ANSSI joue un r\u00f4le fondamental dans le paysage num\u00e9rique fran\u00e7ais. Mais que fait exactement cette agence et quelles sont ses missions\u202f?<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>L\u2019ANSSI : qui est-elle et \u00e0 quoi sert-elle ?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">L\u2019ANSSI a \u00e9t\u00e9 cr\u00e9\u00e9e en 2009 pour r\u00e9pondre \u00e0 la croissance des menaces num\u00e9riques. Rattach\u00e9e au <strong>Secr\u00e9tariat g\u00e9n\u00e9ral de la D\u00e9fense et de la S\u00e9curit\u00e9 nationale (SGDSN)<\/strong>, l\u2019agence a pour objectif principal de <strong>prot\u00e9ger les syst\u00e8mes d\u2019information essentiels pour l\u2019\u00c9tat et les entreprises strat\u00e9giques<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Son r\u00f4le d\u00e9passe la simple surveillance : elle agit comme <strong>autorit\u00e9 de r\u00e9f\u00e9rence en mati\u00e8re de cybers\u00e9curit\u00e9<\/strong>, fournissant des conseils, des recommandations et des normes aux administrations et aux entreprises fran\u00e7aises.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Ses domaines d\u2019intervention<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">L\u2019ANSSI intervient dans diff\u00e9rents secteurs :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u00c9tat et institutions publiques<\/strong> : protection des donn\u00e9es sensibles et des infrastructures critiques.<\/li>\n\n\n\n<li><strong>Entreprises strat\u00e9giques<\/strong> : secteur de l\u2019\u00e9nergie, transports, sant\u00e9 ou t\u00e9l\u00e9communications.<\/li>\n\n\n\n<li><strong>Citoyens et TPE\/PME<\/strong> : diffusion de guides pratiques pour s\u00e9curiser les syst\u00e8mes et pr\u00e9venir les cyberattaques.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">En pratique, l\u2019agence joue un r\u00f4le \u00e0 la fois <strong>pr\u00e9ventif et r\u00e9actif<\/strong>, en aidant \u00e0 anticiper les menaces et \u00e0 r\u00e9agir rapidement en cas d\u2019incident.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Les missions principales de l\u2019ANSSI<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">L\u2019ANSSI \u00e9labore des <strong>normes et r\u00e9f\u00e9rentiels de s\u00e9curit\u00e9<\/strong> pour encadrer les pratiques num\u00e9riques :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>La certification <strong>SecNumCloud<\/strong> pour les services cloud fiables.<\/li>\n\n\n\n<li>Les recommandations sur le chiffrement, les mots de passe et les mises \u00e0 jour.<\/li>\n\n\n\n<li>Les guides pour la s\u00e9curisation des syst\u00e8mes industriels et informatiques.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Ces standards permettent aux organisations d\u2019<strong>appliquer des mesures concr\u00e8tes et \u00e9prouv\u00e9es<\/strong> pour prot\u00e9ger leurs donn\u00e9es et leurs infrastructures.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Surveiller et d\u00e9tecter les menaces<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">L\u2019agence dispose de <strong>centres sp\u00e9cialis\u00e9s de veille et de d\u00e9tection<\/strong>. Elle analyse :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Les attaques informatiques ciblant les administrations ou entreprises strat\u00e9giques.<\/li>\n\n\n\n<li>Les vuln\u00e9rabilit\u00e9s dans les logiciels et syst\u00e8mes utilis\u00e9s en France.<\/li>\n\n\n\n<li>Les campagnes de phishing ou de malware susceptibles de toucher le grand public.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Cette surveillance permet une <strong>r\u00e9action rapide pour limiter l\u2019impact des attaques<\/strong> et alerter les organisations concern\u00e9es.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">R\u00e9agir aux incidents et coordonner la r\u00e9ponse<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Lorsqu\u2019une cyberattaque survient, l\u2019ANSSI :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Intervient pour <strong>identifier et contenir l\u2019incident<\/strong>.<\/li>\n\n\n\n<li>Fournit des conseils techniques pour la <strong>restauration des syst\u00e8mes et la s\u00e9curisation future<\/strong>.<\/li>\n\n\n\n<li>Coordonne les \u00e9changes entre les entreprises, les administrations et, si n\u00e9cessaire, les forces de l\u2019ordre.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Elle joue ainsi un r\u00f4le de <strong>centrale de crise<\/strong>, en apportant expertise et coordination lors d\u2019\u00e9v\u00e9nements critiques.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Sensibiliser et former<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">L\u2019ANSSI d\u00e9veloppe \u00e9galement des <strong>programmes de sensibilisation et de formation<\/strong> pour :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Les professionnels de l\u2019informatique et de la cybers\u00e9curit\u00e9.<\/li>\n\n\n\n<li>Les entreprises, y compris les TPE et PME.<\/li>\n\n\n\n<li>Le grand public, via des guides et campagnes de pr\u00e9vention.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">L\u2019objectif est de <strong>r\u00e9duire le risque humain<\/strong>, souvent point faible dans la s\u00e9curit\u00e9 num\u00e9rique, en informant sur les bonnes pratiques et les comportements \u00e0 adopter en ligne.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Pourquoi l\u2019ANSSI joue un r\u00f4le capital en France&nbsp;?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Les attaques informatiques peuvent avoir des cons\u00e9quences majeures sur l\u2019\u00e9conomie, la s\u00e9curit\u00e9 nationale ou les services essentiels. L\u2019ANSSI <strong>veille sur des secteurs vitaux<\/strong>, comme l\u2019\u00e9nergie, les transports, la sant\u00e9 et les t\u00e9l\u00e9communications, garantissant une protection face \u00e0 des menaces de plus en plus sophistiqu\u00e9es.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Un soutien pour toutes les entreprises<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Au-del\u00e0 de l\u2019\u00c9tat, l\u2019agence accompagne les entreprises, qu\u2019elles soient grandes ou petites. Elle propose :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Des <strong>audits et conseils personnalis\u00e9s<\/strong> pour renforcer la s\u00e9curit\u00e9 des syst\u00e8mes.<\/li>\n\n\n\n<li>Des alertes sur les nouvelles vuln\u00e9rabilit\u00e9s et attaques.<\/li>\n\n\n\n<li>Des certifications qui permettent de <strong>d\u00e9montrer la fiabilit\u00e9 de leurs services<\/strong> aux clients et partenaires.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Ces actions contribuent \u00e0 <strong>renforcer la confiance num\u00e9rique<\/strong> en France.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A LIRE AUSSI <a href=\"https:\/\/www.dae-pro.fr\/blog\/fnath-et-droits-des-victimes-comment-obtenir-une-meilleure-indemnisation\/\" target=\"_blank\" rel=\"noreferrer noopener\">FNATH et droits des victimes : comment obtenir une meilleure indemnisation ?<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Une coordination nationale et internationale<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">L\u2019ANSSI joue \u00e9galement un r\u00f4le dans la <strong>coop\u00e9ration europ\u00e9enne et internationale<\/strong> :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Partage d\u2019informations sur les cybermenaces avec d\u2019autres agences.<\/li>\n\n\n\n<li>Collaboration sur des projets de cybers\u00e9curit\u00e9 pour harmoniser les standards.<\/li>\n\n\n\n<li>Participation \u00e0 la d\u00e9finition de r\u00e9glementations et de strat\u00e9gies de protection \u00e0 l\u2019\u00e9chelle internationale.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Cette approche permet \u00e0 la France de <strong>rester proactive face aux cyberattaques mondiales<\/strong>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Avec la multiplication des cyberattaques, des ransomwares et des vols de donn\u00e9es, la cybers\u00e9curit\u00e9 est devenue un enjeu strat\u00e9gique pour les entreprises, les administrations et<\/p>\n","protected":false},"author":2,"featured_media":547,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-530","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cyber-securite"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Cybers\u00e9curit\u00e9 : qu\u2019est-ce que l\u2019ANSSI et quelles sont ses missions ? - DAE-Pro<\/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:\/\/www.dae-pro.fr\/blog\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cybers\u00e9curit\u00e9 : qu\u2019est-ce que l\u2019ANSSI et quelles sont ses missions ? - DAE-Pro\" \/>\n<meta property=\"og:description\" content=\"Avec la multiplication des cyberattaques, des ransomwares et des vols de donn\u00e9es, la cybers\u00e9curit\u00e9 est devenue un enjeu strat\u00e9gique pour les entreprises, les administrations et\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.dae-pro.fr\/blog\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\/\" \/>\n<meta property=\"og:site_name\" content=\"DAE-Pro\" \/>\n<meta property=\"article:published_time\" content=\"2025-10-22T22:57:40+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-10-22T22:57:41+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.dae-pro.fr\/blog\/wp-content\/uploads\/2025\/10\/Cybersecurite-quest-ce-que-lANSSI-et-quelles-sont-ses-missions.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"675\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Sarah D.\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Sarah D.\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\\\/\"},\"author\":{\"name\":\"Sarah D.\",\"@id\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/#\\\/schema\\\/person\\\/cc910843c609c85b5d15d0751ce8356a\"},\"headline\":\"Cybers\u00e9curit\u00e9 : qu\u2019est-ce que l\u2019ANSSI et quelles sont ses missions ?\",\"datePublished\":\"2025-10-22T22:57:40+00:00\",\"dateModified\":\"2025-10-22T22:57:41+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\\\/\"},\"wordCount\":819,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/10\\\/Cybersecurite-quest-ce-que-lANSSI-et-quelles-sont-ses-missions.jpg\",\"articleSection\":[\"Cyber-s\u00e9curit\u00e9\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\\\/\",\"url\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\\\/\",\"name\":\"Cybers\u00e9curit\u00e9 : qu\u2019est-ce que l\u2019ANSSI et quelles sont ses missions ? - DAE-Pro\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/10\\\/Cybersecurite-quest-ce-que-lANSSI-et-quelles-sont-ses-missions.jpg\",\"datePublished\":\"2025-10-22T22:57:40+00:00\",\"dateModified\":\"2025-10-22T22:57:41+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\\\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/10\\\/Cybersecurite-quest-ce-que-lANSSI-et-quelles-sont-ses-missions.jpg\",\"contentUrl\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/10\\\/Cybersecurite-quest-ce-que-lANSSI-et-quelles-sont-ses-missions.jpg\",\"width\":1200,\"height\":675,\"caption\":\"Cybers\u00e9curit\u00e9 qu\u2019est-ce que l\u2019ANSSI et quelles sont ses missions\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Accueil\",\"item\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Cybers\u00e9curit\u00e9 : qu\u2019est-ce que l\u2019ANSSI et quelles sont ses missions ?\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/#website\",\"url\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/\",\"name\":\"DAE-Pro\",\"description\":\"S\u00e9curit\u00e9 des biens, personnes &amp; donn\u00e9es d&#039;entreprise\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/#organization\",\"name\":\"DAE-Pro\",\"url\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/09\\\/DAE-pro-2.png\",\"contentUrl\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/wp-content\\\/uploads\\\/2025\\\/09\\\/DAE-pro-2.png\",\"width\":595,\"height\":140,\"caption\":\"DAE-Pro\"},\"image\":{\"@id\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/#\\\/schema\\\/logo\\\/image\\\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/#\\\/schema\\\/person\\\/cc910843c609c85b5d15d0751ce8356a\",\"name\":\"Sarah D.\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/36b6782aaa2ed3e4572514c64e2957724bcdc2df9fd7944b47e85c9ebbf62465?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/36b6782aaa2ed3e4572514c64e2957724bcdc2df9fd7944b47e85c9ebbf62465?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/36b6782aaa2ed3e4572514c64e2957724bcdc2df9fd7944b47e85c9ebbf62465?s=96&d=mm&r=g\",\"caption\":\"Sarah D.\"},\"url\":\"https:\\\/\\\/www.dae-pro.fr\\\/blog\\\/author\\\/sara\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Cybers\u00e9curit\u00e9 : qu\u2019est-ce que l\u2019ANSSI et quelles sont ses missions ? - DAE-Pro","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.dae-pro.fr\/blog\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\/","og_locale":"fr_FR","og_type":"article","og_title":"Cybers\u00e9curit\u00e9 : qu\u2019est-ce que l\u2019ANSSI et quelles sont ses missions ? - DAE-Pro","og_description":"Avec la multiplication des cyberattaques, des ransomwares et des vols de donn\u00e9es, la cybers\u00e9curit\u00e9 est devenue un enjeu strat\u00e9gique pour les entreprises, les administrations et","og_url":"https:\/\/www.dae-pro.fr\/blog\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\/","og_site_name":"DAE-Pro","article_published_time":"2025-10-22T22:57:40+00:00","article_modified_time":"2025-10-22T22:57:41+00:00","og_image":[{"width":1200,"height":675,"url":"https:\/\/www.dae-pro.fr\/blog\/wp-content\/uploads\/2025\/10\/Cybersecurite-quest-ce-que-lANSSI-et-quelles-sont-ses-missions.jpg","type":"image\/jpeg"}],"author":"Sarah D.","twitter_card":"summary_large_image","twitter_misc":{"\u00c9crit par":"Sarah D.","Dur\u00e9e de lecture estim\u00e9e":"4 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.dae-pro.fr\/blog\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\/#article","isPartOf":{"@id":"https:\/\/www.dae-pro.fr\/blog\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\/"},"author":{"name":"Sarah D.","@id":"https:\/\/www.dae-pro.fr\/blog\/#\/schema\/person\/cc910843c609c85b5d15d0751ce8356a"},"headline":"Cybers\u00e9curit\u00e9 : qu\u2019est-ce que l\u2019ANSSI et quelles sont ses missions ?","datePublished":"2025-10-22T22:57:40+00:00","dateModified":"2025-10-22T22:57:41+00:00","mainEntityOfPage":{"@id":"https:\/\/www.dae-pro.fr\/blog\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\/"},"wordCount":819,"commentCount":0,"publisher":{"@id":"https:\/\/www.dae-pro.fr\/blog\/#organization"},"image":{"@id":"https:\/\/www.dae-pro.fr\/blog\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\/#primaryimage"},"thumbnailUrl":"https:\/\/www.dae-pro.fr\/blog\/wp-content\/uploads\/2025\/10\/Cybersecurite-quest-ce-que-lANSSI-et-quelles-sont-ses-missions.jpg","articleSection":["Cyber-s\u00e9curit\u00e9"],"inLanguage":"fr-FR","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.dae-pro.fr\/blog\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.dae-pro.fr\/blog\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\/","url":"https:\/\/www.dae-pro.fr\/blog\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\/","name":"Cybers\u00e9curit\u00e9 : qu\u2019est-ce que l\u2019ANSSI et quelles sont ses missions ? - DAE-Pro","isPartOf":{"@id":"https:\/\/www.dae-pro.fr\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.dae-pro.fr\/blog\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\/#primaryimage"},"image":{"@id":"https:\/\/www.dae-pro.fr\/blog\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\/#primaryimage"},"thumbnailUrl":"https:\/\/www.dae-pro.fr\/blog\/wp-content\/uploads\/2025\/10\/Cybersecurite-quest-ce-que-lANSSI-et-quelles-sont-ses-missions.jpg","datePublished":"2025-10-22T22:57:40+00:00","dateModified":"2025-10-22T22:57:41+00:00","breadcrumb":{"@id":"https:\/\/www.dae-pro.fr\/blog\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\/#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.dae-pro.fr\/blog\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\/"]}]},{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/www.dae-pro.fr\/blog\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\/#primaryimage","url":"https:\/\/www.dae-pro.fr\/blog\/wp-content\/uploads\/2025\/10\/Cybersecurite-quest-ce-que-lANSSI-et-quelles-sont-ses-missions.jpg","contentUrl":"https:\/\/www.dae-pro.fr\/blog\/wp-content\/uploads\/2025\/10\/Cybersecurite-quest-ce-que-lANSSI-et-quelles-sont-ses-missions.jpg","width":1200,"height":675,"caption":"Cybers\u00e9curit\u00e9 qu\u2019est-ce que l\u2019ANSSI et quelles sont ses missions"},{"@type":"BreadcrumbList","@id":"https:\/\/www.dae-pro.fr\/blog\/cybersecurite-quest-ce-que-lanssi-et-quelles-sont-ses-missions\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Accueil","item":"https:\/\/www.dae-pro.fr\/blog\/"},{"@type":"ListItem","position":2,"name":"Cybers\u00e9curit\u00e9 : qu\u2019est-ce que l\u2019ANSSI et quelles sont ses missions ?"}]},{"@type":"WebSite","@id":"https:\/\/www.dae-pro.fr\/blog\/#website","url":"https:\/\/www.dae-pro.fr\/blog\/","name":"DAE-Pro","description":"S\u00e9curit\u00e9 des biens, personnes &amp; donn\u00e9es d&#039;entreprise","publisher":{"@id":"https:\/\/www.dae-pro.fr\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.dae-pro.fr\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":"Organization","@id":"https:\/\/www.dae-pro.fr\/blog\/#organization","name":"DAE-Pro","url":"https:\/\/www.dae-pro.fr\/blog\/","logo":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/www.dae-pro.fr\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/www.dae-pro.fr\/blog\/wp-content\/uploads\/2025\/09\/DAE-pro-2.png","contentUrl":"https:\/\/www.dae-pro.fr\/blog\/wp-content\/uploads\/2025\/09\/DAE-pro-2.png","width":595,"height":140,"caption":"DAE-Pro"},"image":{"@id":"https:\/\/www.dae-pro.fr\/blog\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/www.dae-pro.fr\/blog\/#\/schema\/person\/cc910843c609c85b5d15d0751ce8356a","name":"Sarah D.","image":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/secure.gravatar.com\/avatar\/36b6782aaa2ed3e4572514c64e2957724bcdc2df9fd7944b47e85c9ebbf62465?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/36b6782aaa2ed3e4572514c64e2957724bcdc2df9fd7944b47e85c9ebbf62465?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/36b6782aaa2ed3e4572514c64e2957724bcdc2df9fd7944b47e85c9ebbf62465?s=96&d=mm&r=g","caption":"Sarah D."},"url":"https:\/\/www.dae-pro.fr\/blog\/author\/sara\/"}]}},"_links":{"self":[{"href":"https:\/\/www.dae-pro.fr\/blog\/wp-json\/wp\/v2\/posts\/530","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.dae-pro.fr\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.dae-pro.fr\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.dae-pro.fr\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.dae-pro.fr\/blog\/wp-json\/wp\/v2\/comments?post=530"}],"version-history":[{"count":2,"href":"https:\/\/www.dae-pro.fr\/blog\/wp-json\/wp\/v2\/posts\/530\/revisions"}],"predecessor-version":[{"id":548,"href":"https:\/\/www.dae-pro.fr\/blog\/wp-json\/wp\/v2\/posts\/530\/revisions\/548"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.dae-pro.fr\/blog\/wp-json\/wp\/v2\/media\/547"}],"wp:attachment":[{"href":"https:\/\/www.dae-pro.fr\/blog\/wp-json\/wp\/v2\/media?parent=530"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.dae-pro.fr\/blog\/wp-json\/wp\/v2\/categories?post=530"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.dae-pro.fr\/blog\/wp-json\/wp\/v2\/tags?post=530"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}