{"id":34095,"date":"2025-07-04T02:37:08","date_gmt":"2025-07-04T00:37:08","guid":{"rendered":"https:\/\/www.huwise.com\/?post_type=glossary&#038;p=34095"},"modified":"2025-07-04T02:37:39","modified_gmt":"2025-07-04T00:37:39","slug":"data-custodian","status":"publish","type":"glossary","link":"https:\/\/www.huwise.com\/fr\/glossaire\/data-custodian\/","title":{"rendered":"Data custodian"},"content":{"rendered":"<h2 data-start=\"405\" data-end=\"440\">Qu\u2019est-ce qu\u2019un data custodian ?<\/h2>\n<p data-start=\"442\" data-end=\"830\">Un data custodian est responsable de la protection technique, de la s\u00e9curit\u00e9, de l\u2019accessibilit\u00e9 et de la maintenance des actifs de donn\u00e9es d\u2019une organisation. C\u2019est g\u00e9n\u00e9ralement un r\u00f4le exerc\u00e9 au sein des \u00e9quipes IT. Il met en \u0153uvre et applique les r\u00e8gles de gouvernance des donn\u00e9es, tant m\u00e9tiers que techniques, pour garantir l\u2019exactitude, la s\u00e9curit\u00e9 et la conformit\u00e9 au quotidien.<\/p>\n<p data-start=\"832\" data-end=\"1339\">Le data custodian contr\u00f4le l\u2019<a href=\"https:\/\/www.huwise.com\/fr\/gestion-des-utilisateurs-et-des-acces\/\">acc\u00e8s aux donn\u00e9es<\/a>, s\u2019assure que seules les personnes autoris\u00e9es y acc\u00e8dent, enregistre les acc\u00e8s \u00e0 des fins d\u2019audit, et garantit la s\u00e9curit\u00e9 des syst\u00e8mes. Ce r\u00f4le est particuli\u00e8rement important pour se conformer \u00e0 des r\u00e9glementations telles que le <a href=\"https:\/\/www.huwise.com\/fr\/glossaire\/rgpd-reglement-general-pour-la-protection-des-donnees\/\">RGPD<\/a>, HIPAA ou SOX. Le data custodian constitue la base technique de l\u2019acc\u00e8s et du partage des donn\u00e9es dans l\u2019organisation. Il joue un r\u00f4le essentiel dans la protection des donn\u00e9es et leur bonne gestion pour en tirer de la valeur.<\/p>\n<h2 data-start=\"1341\" data-end=\"1428\"><\/h2>\n<h2 data-start=\"1341\" data-end=\"1428\">Quelle est la diff\u00e9rence entre un data custodian, un data owner et un data steward ?<\/h2>\n<p data-start=\"1430\" data-end=\"1626\">Les data custodians, data owners et data stewards collaborent \u00e9troitement pour assurer une gouvernance des donn\u00e9es efficace et garantir un acc\u00e8s conforme aux r\u00e8gles. Voici leurs r\u00f4les respectifs :<\/p>\n<ul data-start=\"1628\" data-end=\"2152\">\n<li data-start=\"1628\" data-end=\"1800\">\n<p data-start=\"1630\" data-end=\"1800\"><strong data-start=\"1630\" data-end=\"1644\">Data owner<\/strong> : dirigeant responsable de la mani\u00e8re dont les donn\u00e9es sont utilis\u00e9es et de qui peut y acc\u00e9der. Il d\u00e9tient la responsabilit\u00e9 globale de l\u2019actif de donn\u00e9es.<\/p>\n<\/li>\n<li data-start=\"1801\" data-end=\"1995\">\n<p data-start=\"1803\" data-end=\"1995\"><strong data-start=\"1803\" data-end=\"1819\">Data steward<\/strong> : expert m\u00e9tier qui veille \u00e0 la gestion et \u00e0 la qualit\u00e9 des donn\u00e9es selon les politiques en place. Il s\u2019assure du contenu, du contexte et des r\u00e8gles m\u00e9tiers li\u00e9es \u00e0 la donn\u00e9e.<\/p>\n<\/li>\n<li data-start=\"1996\" data-end=\"2152\">\n<p data-start=\"1998\" data-end=\"2152\"><strong data-start=\"1998\" data-end=\"2016\">Data custodian<\/strong> : souvent administrateur syst\u00e8me, il g\u00e8re la manipulation technique, le stockage, le transfert et la s\u00e9curit\u00e9 des donn\u00e9es au quotidien.<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"2154\" data-end=\"2333\">Alors que les data owners et data stewards se concentrent sur le contenu et la signification des donn\u00e9es, les data custodians se chargent des aspects techniques qui les entourent.<\/p>\n<h2 data-start=\"2335\" data-end=\"2392\"><\/h2>\n<h2 data-start=\"2335\" data-end=\"2392\">Quelles sont les responsabilit\u00e9s d\u2019un data custodian ?<\/h2>\n<p data-start=\"2394\" data-end=\"2526\">Le data custodian est en charge des aspects techniques et de l\u2019infrastructure de gestion des donn\u00e9es. Ses responsabilit\u00e9s incluent :<\/p>\n<ul data-start=\"2528\" data-end=\"3473\">\n<li data-start=\"2528\" data-end=\"2671\">\n<p data-start=\"2530\" data-end=\"2671\">Maintenir l\u2019environnement technique o\u00f9 r\u00e9sident les donn\u00e9es (bases de donn\u00e9es, etc.), et auditer toute modification \u00e0 des fins de conformit\u00e9.<\/p>\n<\/li>\n<li data-start=\"2672\" data-end=\"2801\">\n<p data-start=\"2674\" data-end=\"2801\">Garantir un stockage conforme et s\u00e9curis\u00e9 des donn\u00e9es, en assurant leur sauvegarde et en appliquant les protocoles de s\u00e9curit\u00e9.<\/p>\n<\/li>\n<li data-start=\"2802\" data-end=\"2874\">\n<p data-start=\"2804\" data-end=\"2874\">Transporter les donn\u00e9es entre syst\u00e8mes de fa\u00e7on s\u00e9curis\u00e9e et conforme.<\/p>\n<\/li>\n<li data-start=\"2875\" data-end=\"3018\">\n<p data-start=\"2877\" data-end=\"3018\">Mettre en \u0153uvre des standards et proc\u00e9dures sp\u00e9cifiques \u00e0 chaque <a href=\"https:\/\/www.huwise.com\/fr\/glossaire\/jeu-de-donnees-dataset\/\">dataset<\/a>, et veiller \u00e0 ce que les nouvelles donn\u00e9es respectent ces standards.<\/p>\n<\/li>\n<li data-start=\"3019\" data-end=\"3105\">\n<p data-start=\"3021\" data-end=\"3105\">Prot\u00e9ger les donn\u00e9es en appliquant les politiques de s\u00e9curit\u00e9 et de confidentialit\u00e9.<\/p>\n<\/li>\n<li data-start=\"3106\" data-end=\"3223\">\n<p data-start=\"3108\" data-end=\"3223\">Contr\u00f4ler les acc\u00e8s aux donn\u00e9es, en monitorant, journalisant et auditant toute action afin d\u2019assurer la conformit\u00e9.<\/p>\n<\/li>\n<li data-start=\"3224\" data-end=\"3357\">\n<p data-start=\"3226\" data-end=\"3357\">Garantir l\u2019int\u00e9grit\u00e9, la qualit\u00e9 et l\u2019exactitude technique des donn\u00e9es via des contr\u00f4les r\u00e9guliers et des m\u00e9canismes de validation.<\/p>\n<\/li>\n<li data-start=\"3358\" data-end=\"3473\">\n<p data-start=\"3360\" data-end=\"3473\">Se conformer aux r\u00e9glementations sur les donn\u00e9es (comme le RGPD) ainsi qu\u2019aux politiques de gouvernance internes.<\/p>\n<\/li>\n<\/ul>\n<h2 data-start=\"3475\" data-end=\"3534\"><\/h2>\n<h2 data-start=\"3475\" data-end=\"3534\">Quelles comp\u00e9tences un data custodian doit-il poss\u00e9der ?<\/h2>\n<p data-start=\"3536\" data-end=\"3629\">Un data custodian doit combiner des comp\u00e9tences techniques, r\u00e9glementaires et relationnelles.<\/p>\n<h3 data-start=\"3631\" data-end=\"3657\"><\/h3>\n<h3 data-start=\"3631\" data-end=\"3657\">Comp\u00e9tences techniques<\/h3>\n<p data-start=\"3659\" data-end=\"4010\">Il doit ma\u00eetriser la gestion, la protection et le stockage des donn\u00e9es \u00e0 travers tous les syst\u00e8mes de l\u2019organisation, notamment les bases de donn\u00e9es. Il doit pouvoir mettre en place des contr\u00f4les de s\u00e9curit\u00e9 robustes, assurer la confidentialit\u00e9, surveiller les acc\u00e8s, d\u00e9tecter les violations, auditer les donn\u00e9es et les rendre disponibles au business.<\/p>\n<h3 data-start=\"4012\" data-end=\"4041\"><\/h3>\n<h3 data-start=\"4012\" data-end=\"4041\">Comp\u00e9tences en conformit\u00e9<\/h3>\n<p data-start=\"4043\" data-end=\"4290\">Il doit comprendre l\u2019ensemble des obligations r\u00e9glementaires li\u00e9es aux donn\u00e9es, qu\u2019elles soient nationales, internationales ou sectorielles. Il doit \u00eatre en capacit\u00e9 d\u2019auditer les activit\u00e9s pour d\u00e9montrer la conformit\u00e9 et faciliter les reportings.<\/p>\n<h3 data-start=\"4292\" data-end=\"4322\"><\/h3>\n<h3 data-start=\"4292\" data-end=\"4322\">Comp\u00e9tences relationnelles<\/h3>\n<p data-start=\"4324\" data-end=\"4708\">M\u00eame si son r\u00f4le est tr\u00e8s technique, le data custodian doit savoir collaborer avec les autres membres de l\u2019\u00e9quipe data (data steward, data owner) et les utilisateurs m\u00e9tier. Cela n\u00e9cessite de bonnes capacit\u00e9s de communication et d\u2019\u00e9coute, la capacit\u00e9 \u00e0 r\u00e9soudre des probl\u00e8mes dans des environnements complexes, ainsi qu\u2019un grand souci du d\u00e9tail pour garantir pr\u00e9cision et tra\u00e7abilit\u00e9.<\/p>\n","protected":false},"featured_media":0,"parent":0,"template":"","meta":{"_acf_changed":false,"inline_featured_image":false},"tags":[],"letter":[377],"class_list":["post-34095","glossary","type-glossary","status-publish","hentry","letter-d-fr"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Data custodian - D\u00e9finition &amp; Enjeux - Huwise<\/title>\n<meta name=\"description\" content=\"Les data custodians sont responsables de la protection technique, de la s\u00e9curit\u00e9, de l\u2019accessibilit\u00e9 et de la maintenance des actifs de donn\u00e9es d\u2019une organisation.\" \/>\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.huwise.com\/fr\/glossaire\/data-custodian\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Data custodian - 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