{"id":43,"date":"2026-07-13T19:33:33","date_gmt":"2026-07-13T17:33:33","guid":{"rendered":"https:\/\/rgpd-avocat-mizrahi.com\/blog\/?p=43"},"modified":"2026-07-13T20:35:55","modified_gmt":"2026-07-13T18:35:55","slug":"votre-prestataire-a-subi-une-fuite-de-donnees-vous-etes-responsable-aussi","status":"publish","type":"post","link":"https:\/\/rgpd-avocat-mizrahi.com\/blog\/votre-prestataire-a-subi-une-fuite-de-donnees-vous-etes-responsable-aussi\/","title":{"rendered":"Votre prestataire a subi une fuite de donn\u00e9es : vous \u00eates responsable aussi"},"content":{"rendered":"<p>Votre h\u00e9bergeur, votre logiciel de facturation, votre outil CRM, votre prestataire de paie&#8230; Ces acteurs traitent des donn\u00e9es de vos clients ou de vos salari\u00e9s pour votre compte. Et quand l&rsquo;un d&rsquo;eux subit une fuite de donn\u00e9es, vous en \u00eates l\u00e9galement co-responsable \u2014 m\u00eame si vous n&rsquo;avez rien fait de mal.<\/p>\n<p>C&rsquo;est l&rsquo;un des aspects du RGPD que beaucoup de dirigeants n&rsquo;ont pas anticip\u00e9. Et c&rsquo;est l&rsquo;un des plus exposants.<br \/>\nLa notion de sous-traitant RGPD<\/p>\n<p>D\u00e8s lors qu&rsquo;un prestataire traite des donn\u00e9es personnelles pour votre compte \u2014 et pas pour ses propres fins \u2014 il est qualifi\u00e9 de \u00ab\u00a0sous-traitant\u00a0\u00bb au sens du RGPD. Vous \u00eates le \u00ab\u00a0responsable de traitement\u00a0\u00bb. Cette distinction a des cons\u00e9quences tr\u00e8s concr\u00e8tes.<\/p>\n<p>Le RGPD impose que la relation entre vous et ce prestataire soit encadr\u00e9e par un contrat sp\u00e9cifique \u2014 souvent appel\u00e9 DPA (Data Processing Agreement) ou accord de sous-traitance. Sans ce contrat, vous \u00eates en non-conformit\u00e9, ind\u00e9pendamment du comportement du prestataire.<br \/>\nCe qui se passe quand votre prestataire est pirat\u00e9<\/p>\n<p>Votre prestataire subit une cyberattaque. Des donn\u00e9es de vos clients se retrouvent sur le darkweb. Qui est responsable vis-\u00e0-vis de vos clients ? Vis-\u00e0-vis de la CNIL ? La r\u00e9ponse est : vous aussi, en tant que responsable de traitement.<\/p>\n<p>Si vous n&rsquo;avez pas encadr\u00e9 contractuellement la relation avec ce prestataire, si vous n&rsquo;avez pas v\u00e9rifi\u00e9 ses mesures de s\u00e9curit\u00e9, si vous n&rsquo;avez pas de proc\u00e9dure de notification des violations de donn\u00e9es&#8230; votre exposition est maximale.<br \/>\nCe que la plupart des entreprises n&rsquo;ont pas mis en place<\/p>\n<p>Dans la r\u00e9alit\u00e9, la grande majorit\u00e9 des PME n&rsquo;ont pas de contrat de sous-traitance RGPD avec leurs prestataires informatiques. Pas parce qu&rsquo;elles sont n\u00e9gligentes, mais parce que personne ne les en a inform\u00e9es, et parce que les prestataires eux-m\u00eames ne le proposent pas toujours spontan\u00e9ment.<br \/>\n\ud83d\udd0d Faites l&rsquo;inventaire<br \/>\nListez tous vos prestataires qui ont acc\u00e8s \u00e0 des donn\u00e9es de vos clients ou salari\u00e9s. Pour chacun, demandez-vous : avons-nous un contrat qui encadre sp\u00e9cifiquement le traitement des donn\u00e9es ? Dans la plupart des cas, la r\u00e9ponse est non.<br \/>\nVos relations avec vos prestataires sont-elles encadr\u00e9es conform\u00e9ment au RGPD ?<\/p>\n<p>Me Mizrahi audite vos contrats de sous-traitance et met en place les documents n\u00e9cessaires pour prot\u00e9ger votre entreprise.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Votre h\u00e9bergeur, votre logiciel de facturation, votre outil CRM, votre prestataire de paie&#8230; Ces acteurs traitent des donn\u00e9es de vos [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[63,3],"tags":[29,28,11,30],"class_list":["post-43","post","type-post","status-publish","format-standard","hentry","category-conformite-rgpd","category-rgpd-conformite","tag-cyberattaque","tag-responsabilite","tag-rgpd","tag-sous-traitant"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Votre prestataire a subi une fuite de donn\u00e9es : vous \u00eates responsable aussi - rgpd-avocat-mizrahi.com<\/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:\/\/rgpd-avocat-mizrahi.com\/blog\/votre-prestataire-a-subi-une-fuite-de-donnees-vous-etes-responsable-aussi\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Votre prestataire a subi une fuite de donn\u00e9es : vous \u00eates responsable aussi - rgpd-avocat-mizrahi.com\" \/>\n<meta property=\"og:description\" content=\"Votre h\u00e9bergeur, votre logiciel de facturation, votre outil CRM, votre prestataire de paie&#8230; 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