{"id":116,"date":"2026-09-13T20:56:43","date_gmt":"2026-09-13T20:56:43","guid":{"rendered":"https:\/\/neranis.com\/?post_type=nrn_service&#038;p=116"},"modified":"2026-09-13T20:56:43","modified_gmt":"2026-09-13T20:56:43","slug":"gestion-des-risques-lies-aux-donnees-internes-et-enquete-proportionnee","status":"publish","type":"nrn_service","link":"https:\/\/neranis.com\/fr\/services\/insider-data-risk-management-and-proportionate-investigation\/","title":{"rendered":"Gestion des risques li\u00e9s aux donn\u00e9es internes et enqu\u00eate proportionn\u00e9e"},"content":{"rendered":"<section class=\"wp-block-group nrn2-section nrn2-page-hero is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group nrn2-wrap is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"nrn2-breadcrumb wp-block-paragraph\"><a href=\"https:\/\/neranis.com\/fr\/\">Accueil<\/a> <span aria-hidden=\"true\">\/<\/span> <a href=\"https:\/\/neranis.com\/fr\/expertise\/\">Expertise<\/a> \/ <a href=\"https:\/\/neranis.com\/fr\/expertise\/protection-des-donnees\/\">Protection des donn\u00e9es<\/a><\/p>\n\n\n<div class=\"wp-block-group nrn2-service-top nrn2-hero-layout-r3 is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group nrn2-hero-split-copy is-layout-flow wp-block-group-is-layout-flow\">\n\n<p class=\"nrn2-kicker wp-block-paragraph\">DAT \/ DAT-06<\/p>\n\n\n<h1 class=\"wp-block-heading nrn2-title\">Gestion des risques li\u00e9s aux donn\u00e9es internes et enqu\u00eate proportionn\u00e9e<\/h1>\n\n\n<p class=\"nrn2-lead wp-block-paragraph\">Organiser la pr\u00e9vention et l'analyse de l'activit\u00e9 interne susceptible d'exposer des informations sensibles sans traiter une alerte comme la preuve d'un manquement. Le programme associe des r\u00e8gles relatives aux donn\u00e9es, des proc\u00e9dures d'enqu\u00eate et des garanties de protection de la vie priv\u00e9e.<\/p>\n\n<\/div>\n\n\n<figure class=\"wp-block-image size-full nrn2-context-image nrn2-visual-asset-service-family-dat\"><img loading=\"lazy\" decoding=\"async\" width=\"1600\" height=\"500\" src=\"https:\/\/neranis.com\/wp-content\/uploads\/2026\/09\/service-family-dat.webp\" alt=\"\" class=\"wp-image-248\" srcset=\"https:\/\/neranis.com\/wp-content\/uploads\/2026\/09\/service-family-dat.webp 1600w, https:\/\/neranis.com\/wp-content\/uploads\/2026\/09\/service-family-dat-300x94.webp 300w, https:\/\/neranis.com\/wp-content\/uploads\/2026\/09\/service-family-dat-1024x320.webp 1024w, https:\/\/neranis.com\/wp-content\/uploads\/2026\/09\/service-family-dat-768x240.webp 768w, https:\/\/neranis.com\/wp-content\/uploads\/2026\/09\/service-family-dat-1536x480.webp 1536w\" sizes=\"auto, (max-width: 1600px) 100vw, 1600px\" \/><\/figure>\n<\/div>\n<\/div>\n\n<\/section>\n\n\n<section class=\"wp-block-group nrn2-section is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group nrn2-wrap is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group nrn2-service-top is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group nrn2-service-intro is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"nrn2-kicker wp-block-paragraph\">QUAND C'EST UTILE<\/p>\n\n\n<h2 class=\"wp-block-heading nrn2-h2\">Une r\u00e9ponse cibl\u00e9e<br>\u00e0 un besoin d\u00e9fini.<\/h2>\n\n\n<p class=\"nrn2-body-lg wp-block-paragraph\">Des d\u00e9parts sensibles, un acc\u00e8s massif inhabituel, un incident de partage ou la n\u00e9cessit\u00e9 de d\u00e9finir qui peut examiner les cas de fuite pr\u00e9sum\u00e9e.<\/p>\n\n\n<div class=\"wp-block-buttons nrn2-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/neranis.com\/fr\/contact\/\">Discutez de ce service<\/a><\/div>\n\n<\/div>\n\n<\/div>\n\n\n<div class=\"wp-block-group nrn2-facts is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"nrn2-kicker wp-block-paragraph\">EN UN COUP D'\u0152IL<\/p>\n\n\n<p class=\"wp-block-paragraph\"><strong>Famille<\/strong><br><a href=\"https:\/\/neranis.com\/fr\/expertise\/protection-des-donnees\/\">Protection des donn\u00e9es<\/a><\/p>\n\n\n<p class=\"wp-block-paragraph\"><strong>Engagement<\/strong><br>Mise en \u0153uvre et conseil<\/p>\n\n\n<p class=\"wp-block-paragraph\"><strong>R\u00e9f\u00e9rence<\/strong><br>DAT-06<\/p>\n\n<\/div>\n\n<\/div>\n\n<\/div>\n\n<\/section>\n\n\n<section class=\"wp-block-group nrn2-section nrn2-canvas is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group nrn2-wrap is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group nrn2-section-heading is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"nrn2-kicker wp-block-paragraph\">PORT\u00c9E ET R\u00c9SULTATS<\/p>\n\n\n<h2 class=\"wp-block-heading nrn2-h2\">Ce que couvre la mission.<\/h2>\n\n<\/div>\n\n<\/div>\n\n\n<div class=\"wp-block-group nrn2-delivery-grid is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group nrn2-delivery-card is-layout-flow wp-block-group-is-layout-flow\">\n<h3 class=\"wp-block-heading\">Port\u00e9e<\/h3>\n\n\n<ul class=\"wp-block-list nrn2-list\">\n<li>Sc\u00e9narios de risque<\/li>\n\n\n<li>Sources autoris\u00e9es<\/li>\n\n\n<li>Minimisation des \u00e9v\u00e9nements<\/li>\n\n\n<li>s\u00e9paration des t\u00e2ches<\/li>\n\n\n<li>Niveaux d\u2019escalade<\/li>\n\n\n<li>Revision juridique\/RH<\/li>\n\n\n<li>r\u00e9tention<\/li>\n\n\n<li>Coordination avec DLP et r\u00e9ponse aux incidents<\/li>\n\n<\/ul>\n\n<\/div>\n\n\n<div class=\"wp-block-group nrn2-delivery-card is-layout-flow wp-block-group-is-layout-flow\">\n<h3 class=\"wp-block-heading\">Livrables<\/h3>\n\n\n<ul class=\"wp-block-list nrn2-list\">\n<li>Charte d\u2019exploitation<\/li>\n\n\n<li>Sc\u00e9narios de d\u00e9tection<\/li>\n\n\n<li>matrice d'acc\u00e8s<\/li>\n\n\n<li>proc\u00e9dure d'enqu\u00eate<\/li>\n\n\n<li>r\u00e8gles de conservation<\/li>\n\n\n<li>tests de donn\u00e9es synth\u00e9tiques<\/li>\n\n\n<li>Rapportage agr\u00e9g\u00e9<\/li>\n\n<\/ul>\n\n<\/div>\n\n\n<div class=\"wp-block-group nrn2-delivery-card nrn2-evidence is-layout-flow wp-block-group-is-layout-flow\">\n<h3 class=\"wp-block-heading\">Preuve de r\u00e9ception<\/h3>\n\n\n<p class=\"wp-block-paragraph\">Les sc\u00e9narios sont valid\u00e9s \u00e0 l\u2019aide de donn\u00e9es d\u2019essai ; l\u2019acc\u00e8s aux investigations est restreint ; les d\u00e9cisions sont document\u00e9es ; l\u2019escalade n\u2019est pas uniquement bas\u00e9e sur des scores automatis\u00e9s ; la suppression des donn\u00e9es suit des r\u00e8gles approuv\u00e9es.<\/p>\n\n<\/div>\n\n<\/div>\n\n<\/div>\n\n<\/section>\n\n\n<section class=\"wp-block-group nrn2-section is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group nrn2-wrap is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group nrn2-section-heading is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"nrn2-kicker wp-block-paragraph\">LIVRAISON<\/p>\n\n\n<h2 class=\"wp-block-heading nrn2-h2\">Comment le travail est structur\u00e9.<\/h2>\n\n<\/div>\n\n<\/div>\n\n\n<div class=\"wp-block-group nrn2-two-col is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group nrn2-prose is-layout-flow wp-block-group-is-layout-flow\">\n<h3 class=\"wp-block-heading\">Approche<\/h3>\n\n\n<p class=\"wp-block-paragraph\">Identifier les donn\u00e9es et les propri\u00e9taires ; d\u00e9finir les politiques ; piloter sur un p\u00e9rim\u00e8tre sensible ; mesurer les erreurs ; d\u00e9ployer et organiser les exceptions.<\/p>\n\n\n<h3 class=\"wp-block-heading\">Pr\u00e9requis et responsabilit\u00e9s<\/h3>\n\n\n<p class=\"wp-block-paragraph\">Client : propri\u00e9taires des donn\u00e9es m\u00e9tier, DPO\/juridique\/RH selon les besoins, administrateurs et r\u00e8gles de conservation. Fournisseur : conception technique et v\u00e9rification dans le cadre des autorisations convenues.<\/p>\n\n<\/div>\n\n\n<div class=\"wp-block-group nrn2-prose is-layout-flow wp-block-group-is-layout-flow\">\n<h3 class=\"wp-block-heading\">Facteurs de port\u00e9e<\/h3>\n\n\n<p class=\"wp-block-paragraph\">D\u00e9p\u00f4ts, volumes, cat\u00e9gories, canaux, populations, formats et qualit\u00e9 des autorisations. La gestion des licences DLP\/classification et le traitement des \u00e9v\u00e9nements sont distincts du d\u00e9ploiement.<\/p>\n\n\n<h3 class=\"wp-block-heading\">Questions \u00e0 clarifier<\/h3>\n\n\n<p class=\"wp-block-paragraph\">Quel risque d\u2019activit\u00e9 sp\u00e9cifique est r\u00e9duit ? Qui peut ouvrir une enqu\u00eate ? Comment sont prot\u00e9g\u00e9s les employ\u00e9s et la confidentialit\u00e9 des dossiers ?<\/p>\n\n<\/div>\n\n<\/div>\n\n<\/div>\n\n<\/section>\n\n\n<section class=\"wp-block-group nrn2-section nrn2-compact is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group nrn2-wrap is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group nrn2-boundaries is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"nrn2-kicker wp-block-paragraph\">LIMITES IMPORTANTES<\/p>\n\n\n<p class=\"nrn2-body-lg wp-block-paragraph\">La finalit\u00e9, la proportionnalit\u00e9, l\u2019information des personnels, l\u2019acc\u00e8s et la conservation sont convenues avec les \u00e9quipes responsables. Une alerte de s\u00e9curit\u00e9 n\u00e9cessite une qualification et ne constitue pas en soi une base pour conclure sur une sanction disciplinaire.<\/p>\n\n\n<p class=\"wp-block-paragraph\">La minimisation, la proportionnalit\u00e9 et la confidentialit\u00e9 de l'enqu\u00eate doivent \u00eatre d\u00e9limit\u00e9es. Aucune garantie de z\u00e9ro fuite ou d'avis juridique complet.<\/p>\n\n<\/div>\n\n<\/div>\n\n<\/section>\n\n\n<section class=\"wp-block-group nrn2-section is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group nrn2-wrap is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group nrn2-section-heading is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"nrn2-kicker wp-block-paragraph\">EN PRATIQUE<\/p>\n\n\n<h2 class=\"wp-block-heading nrn2-h2\">Situations illustratives.<\/h2>\n\n<\/div>\n\n\n<p class=\"nrn2-section-lead wp-block-paragraph\">Ces exemples d\u00e9crivent des engagements possibles et des r\u00e9sultats cibles. Il ne s'agit pas de r\u00e9f\u00e9rences clients ni de r\u00e9sultats obtenus.<\/p>\n\n<\/div>\n\n\n<details class=\"wp-block-details nrn2-details is-layout-flow wp-block-details-is-layout-flow\"><summary>Sc\u00e9nario 01<\/summary>\n<p class=\"wp-block-paragraph\">Une entreprise craint la fuite de fichiers strat\u00e9giques. Projet : identifier les donn\u00e9es et les canaux pertinents avec les fonctions appropri\u00e9es. Objectif final : alertes contextuelles et gestion contr\u00f4l\u00e9e sans surveillance g\u00e9n\u00e9rale injustifi\u00e9e.<\/p>\n\n<\/details>\n\n\n<details class=\"wp-block-details nrn2-details is-layout-flow wp-block-details-is-layout-flow\"><summary>Sc\u00e9nario 02<\/summary>\n<p class=\"wp-block-paragraph\">Une alerte DLP concerne une importante exportation. Projet : v\u00e9rifier le contexte et la l\u00e9gitimit\u00e9 aupr\u00e8s des v\u00e9rificateurs autoris\u00e9s. Objectif : une exportation commerciale l\u00e9gitime est cl\u00f4tur\u00e9e sans accusations ; une anomalie r\u00e9elle suit le processus incidentaire convenu.<\/p>\n\n<\/details>\n\n\n<details class=\"wp-block-details nrn2-details is-layout-flow wp-block-details-is-layout-flow\"><summary>Contexte technologique et de r\u00e9f\u00e9rence<\/summary>\n<p class=\"wp-block-paragraph\">Exemples : DLP, IAM et \u00e9v\u00e9nements de collaboration ; fonctionnalit\u00e9s d\u00e9di\u00e9es uniquement apr\u00e8s validation de la n\u00e9cessit\u00e9 et des conditions d\u2019utilisation.<\/p>\n\n\n<p class=\"wp-block-paragraph\">L'ensemble final des technologies est convenu lors du cadrage, sur la base de l'interop\u00e9rabilit\u00e9, des licences, des droits d'acc\u00e8s et des exigences op\u00e9rationnelles.<\/p>\n\n<\/details>\n\n<\/div>\n\n<\/section>\n\n\n<section class=\"wp-block-group nrn2-section is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group nrn2-wrap is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group nrn2-section-heading is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"nrn2-kicker wp-block-paragraph\">SERVICES CONNECT\u00c9S<\/p>\n\n\n<h2 class=\"wp-block-heading nrn2-h2\">Construisez l'\u00e9tape suivante.<\/h2>\n\n<\/div>\n\n\n<p class=\"nrn2-section-lead wp-block-paragraph\">Ces services peuvent compl\u00e9ter la mission. Ils ne sont pas inclus automatiquement.<\/p>\n\n<\/div>\n\n\n<div class=\"wp-block-group nrn2-related-grid is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group nrn2-service-card is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"nrn2-ref wp-block-paragraph\">IAM-07<\/p>\n\n\n<h3 class=\"wp-block-heading\"><a href=\"https:\/\/neranis.com\/fr\/services\/certification-dacces-et-gouvernance-de-lacces\/\">Certification des acc\u00e8s et gouvernance des acc\u00e8s<\/a><\/h3>\n\n\n<p class=\"nrn2-card-desc wp-block-paragraph\">Organisation de campagnes au cours desquelles des responsables d\u00e9sign\u00e9s v\u00e9rifient que les autorisations des utilisateurs et des tiers restent justifi\u00e9es.<\/p>\n\n\n<p class=\"nrn2-text-link wp-block-paragraph\"><a href=\"https:\/\/neranis.com\/fr\/services\/certification-dacces-et-gouvernance-de-lacces\/\">D\u00e9couvrir ce service <span aria-hidden=\"true\">\u2197<\/span><\/a><\/p>\n\n<\/div>\n\n\n<div class=\"wp-block-group nrn2-service-card is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"nrn2-ref wp-block-paragraph\">DAT-02<\/p>\n\n\n<h3 class=\"wp-block-heading\"><a href=\"https:\/\/neranis.com\/fr\/services\/detection-et-prevention-des-pertes-de-donnees-multicanal-dlp\/\">Pr\u00e9vention des pertes de donn\u00e9es multicanal - DLP<\/a><\/h3>\n\n\n<p class=\"nrn2-card-desc wp-block-paragraph\">D\u00e9tecter et r\u00e9gir les transferts de donn\u00e9es sensibles via certains canaux : e-mail, services cloud, terminaux ou supports amovibles. La DLP associe classification, politiques, exceptions et examen humain des \u00e9v\u00e9nements.<\/p>\n\n\n<p class=\"nrn2-text-link wp-block-paragraph\"><a href=\"https:\/\/neranis.com\/fr\/services\/detection-et-prevention-des-pertes-de-donnees-multicanal-dlp\/\">D\u00e9couvrir ce service <span aria-hidden=\"true\">\u2197<\/span><\/a><\/p>\n\n<\/div>\n\n\n<div class=\"wp-block-group nrn2-service-card is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"nrn2-ref wp-block-paragraph\">AI-03<\/p>\n\n\n<h3 class=\"wp-block-heading\"><a href=\"https:\/\/neranis.com\/fr\/services\/assistant-de-documents-rag-sensible-aux-autorisations\/\">Assistant de documents RAG sensible aux autorisations<\/a><\/h3>\n\n\n<p class=\"nrn2-card-desc wp-block-paragraph\">Connecter un assistant \u00e0 des documents d'entreprise sans accorder plus de acc\u00e8s que l'utilisateur n'en poss\u00e8de. Le RAG r\u00e9cup\u00e8re les documents avant de g\u00e9n\u00e9rer une r\u00e9ponse ; les autorisations doivent \u00eatre appliqu\u00e9es avant que les donn\u00e9es interdites n'entrent dans le contexte du mod\u00e8le.<\/p>\n\n\n<p class=\"nrn2-text-link wp-block-paragraph\"><a href=\"https:\/\/neranis.com\/fr\/services\/assistant-de-documents-rag-sensible-aux-autorisations\/\">D\u00e9couvrir ce service <span aria-hidden=\"true\">\u2197<\/span><\/a><\/p>\n\n<\/div>\n\n<\/div>\n\n<\/div>\n\n<\/section>\n\n\n<section class=\"wp-block-group nrn2-section is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group nrn2-wrap is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group nrn2-cta is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"nrn2-kicker wp-block-paragraph\">Commencer une conversation<\/p>\n\n\n<h2 class=\"wp-block-heading nrn2-h2\">Clarifiez la port\u00e9e.<\/h2>\n\n<\/div>\n\n\n<div class=\"wp-block-group is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"nrn2-body-lg wp-block-paragraph\">Nous clarifierons l'objectif, les d\u00e9pendances et les responsabilit\u00e9s de ce service avant de proposer la livraison.<\/p>\n\n\n<div class=\"wp-block-buttons nrn2-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/neranis.com\/fr\/contact\/\">Discutez de vos priorit\u00e9s<\/a><\/div>\n\n<\/div>\n\n<\/div>\n\n<\/div>\n\n<\/div>\n\n<\/section>","protected":false},"excerpt":{"rendered":"<p>Organiser la pr\u00e9vention et l'analyse de l'activit\u00e9 interne susceptible d'exposer des informations sensibles sans traiter une alerte comme la preuve d'un manquement. Le programme associe des r\u00e8gles relatives aux donn\u00e9es, des proc\u00e9dures d'enqu\u00eate et des garanties de protection de la vie priv\u00e9e.<\/p>","protected":false},"featured_media":0,"template":"single-nrn_service","meta":{"footnotes":""},"nrn_family":[12],"class_list":["post-116","nrn_service","type-nrn_service","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/neranis.com\/fr\/wp-json\/wp\/v2\/nrn_service\/116","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/neranis.com\/fr\/wp-json\/wp\/v2\/nrn_service"}],"about":[{"href":"https:\/\/neranis.com\/fr\/wp-json\/wp\/v2\/types\/nrn_service"}],"version-history":[{"count":2,"href":"https:\/\/neranis.com\/fr\/wp-json\/wp\/v2\/nrn_service\/116\/revisions"}],"predecessor-version":[{"id":511,"href":"https:\/\/neranis.com\/fr\/wp-json\/wp\/v2\/nrn_service\/116\/revisions\/511"}],"wp:attachment":[{"href":"https:\/\/neranis.com\/fr\/wp-json\/wp\/v2\/media?parent=116"}],"wp:term":[{"taxonomy":"nrn_family","embeddable":true,"href":"https:\/\/neranis.com\/fr\/wp-json\/wp\/v2\/nrn_family?post=116"}],"curies":[{"name":"Bien jou\u00e9","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}