{"id":143,"date":"2026-09-13T20:56:46","date_gmt":"2026-09-13T20:56:46","guid":{"rendered":"https:\/\/neranis.com\/?post_type=nrn_service&#038;p=143"},"modified":"2026-09-13T20:56:46","modified_gmt":"2026-09-13T20:56:46","slug":"assistant-de-documents-rag-sensible-aux-autorisations","status":"publish","type":"nrn_service","link":"https:\/\/neranis.com\/fr\/services\/permission-aware-rag-document-assistant\/","title":{"rendered":"Assistant de documents RAG sensible aux autorisations"},"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\/ia-securisee\/\">IA s\u00e9curis\u00e9e<\/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\">IA \/ IA-03<\/p>\n\n\n<h1 class=\"wp-block-heading nrn2-title\">Assistant de documents RAG sensible aux autorisations<\/h1>\n\n\n<p class=\"nrn2-lead 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<\/div>\n\n\n<figure class=\"wp-block-image size-full nrn2-context-image nrn2-visual-asset-service-family-ai\"><img loading=\"lazy\" decoding=\"async\" width=\"1600\" height=\"500\" src=\"https:\/\/neranis.com\/wp-content\/uploads\/2026\/09\/service-family-ai.webp\" alt=\"\" class=\"wp-image-253\" srcset=\"https:\/\/neranis.com\/wp-content\/uploads\/2026\/09\/service-family-ai.webp 1600w, https:\/\/neranis.com\/wp-content\/uploads\/2026\/09\/service-family-ai-300x94.webp 300w, https:\/\/neranis.com\/wp-content\/uploads\/2026\/09\/service-family-ai-1024x320.webp 1024w, https:\/\/neranis.com\/wp-content\/uploads\/2026\/09\/service-family-ai-768x240.webp 768w, https:\/\/neranis.com\/wp-content\/uploads\/2026\/09\/service-family-ai-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\">Projet de recherche interne, assistant connect\u00e9 \u00e0 SharePoint, Drive ou aux fichiers, s\u00e9paration des donn\u00e9es clients ou pr\u00e9occupation concernant les utilisateurs interrogeant des documents confidentiels en dehors de leur p\u00e9rim\u00e8tre.<\/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\/ia-securisee\/\">IA s\u00e9curis\u00e9e<\/a><\/p>\n\n\n<p class=\"wp-block-paragraph\"><strong>Engagement<\/strong><br>Conseil et mise en \u0153uvre<\/p>\n\n\n<p class=\"wp-block-paragraph\"><strong>R\u00e9f\u00e9rence<\/strong><br>AI-03<\/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>Corpus<\/li>\n\n\n<li>propri\u00e9taires<\/li>\n\n\n<li>autorisations source<\/li>\n\n\n<li>indexation et m\u00e9tadonn\u00e9es d'acc\u00e8s<\/li>\n\n\n<li>filtrage de r\u00e9cup\u00e9ration<\/li>\n\n\n<li>identit\u00e9<\/li>\n\n\n<li>r\u00e9vocation<\/li>\n\n\n<li>suppression<\/li>\n\n\n<li>citations<\/li>\n\n\n<li>caches et historiques<\/li>\n\n\n<li>tests inter-r\u00f4les<\/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>architecture RAG<\/li>\n\n\n<li>matrice d'acc\u00e8s<\/li>\n\n\n<li>r\u00e8gles d'indexation<\/li>\n\n\n<li>tests de s\u00e9paration<\/li>\n\n\n<li>proc\u00e9dure de resynchronisation<\/li>\n\n\n<li>retards de propagation mesur\u00e9s<\/li>\n\n\n<li>op\u00e9rations et gestion des pannes<\/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 utilisateurs approuv\u00e9s ont acc\u00e8s et les utilisateurs non autoris\u00e9s sont refus\u00e9s ; les documents supprim\u00e9s ne peuvent pas \u00eatre r\u00e9cup\u00e9r\u00e9s apr\u00e8s le d\u00e9lai valid\u00e9 ; les tests ne montrent aucune fuite ; les modifications de groupe et les \u00e9checs de synchronisation sont g\u00e9r\u00e9s.<\/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\">Choisir un cas d'usage ; classifier les donn\u00e9es et l'acc\u00e8s ; concevoir et piloter ; tester la confidentialit\u00e9, les actions et le co\u00fbt ; d\u00e9cider du d\u00e9ploiement et du suivi.<\/p>\n\n\n<h3 class=\"wp-block-heading\">Pr\u00e9requis et responsabilit\u00e9s<\/h3>\n\n\n<p class=\"wp-block-paragraph\">Client : sponsor m\u00e9tier, propri\u00e9taires des donn\u00e9es, \u00e9quipe d'identit\u00e9, DPO\/juridique si n\u00e9cessaire et budget. Fournisseur : architecture et tests ; le client conserve l'approbation des utilisations sensibles.<\/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\">Usages, utilisateurs, mod\u00e8les, donn\u00e9es, connecteurs, autorisations, actions, volumes et h\u00e9bergement. Projet s\u00e9par\u00e9, licences, jetons, recherche, stockage et op\u00e9rations ; pas d'\u00e9conomies revendiqu\u00e9es sans mesure.<\/p>\n\n\n<h3 class=\"wp-block-heading\">Questions \u00e0 clarifier<\/h3>\n\n\n<p class=\"wp-block-paragraph\">Les autorisations actuelles des documents sont-elles fiables ? Comment la r\u00e9vocation ou la suppression se propagent-elles ? Les caches, les citations et l'historique respectent-ils les m\u00eames restrictions ?<\/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\">L'acc\u00e8s est appliqu\u00e9 avant que le mat\u00e9riel restreint n'entre dans le contexte du mod\u00e8le. Les autorisations de connecteur, la r\u00e9vocation, les caches et la disponibilit\u00e9 des fonctionnalit\u00e9s font partie de la conception et des tests d'acceptation.<\/p>\n\n\n<p class=\"wp-block-paragraph\">Les autorisations, l'utilisation des donn\u00e9es par le fournisseur, la conservation, la r\u00e9sidence et l'application des co\u00fbts sont \u00e9valu\u00e9es s\u00e9par\u00e9ment. Les fonctionnalit\u00e9s techniques et les obligations applicables sont v\u00e9rifi\u00e9es pour l'offre et le cas d'utilisation choisis.<\/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 souhaite que l'IA effectue des recherches dans tous les dossiers clients. Projet : index s\u00e9par\u00e9s ou filtrage des documents par autorisations effectives. R\u00e9sultat vis\u00e9 : les r\u00e9ponses aux tests ne r\u00e9v\u00e8lent aucune donn\u00e9e d'un autre client, y compris par le biais de citations ou d'un historique partag\u00e9.<\/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 entreprise retire un employ\u00e9 d'un groupe RH. Projet : tester la propagation des permissions, les caches et les conversations existantes. R\u00e9sultat vis\u00e9 : un d\u00e9lai de r\u00e9vocation connu et contr\u00f4l\u00e9 ; un connecteur incapable de pr\u00e9server les permissions est remplac\u00e9 ou exclu.<\/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 : recherche de documents avec filtres de s\u00e9curit\u00e9, connecteurs pr\u00e9servant les autorisations et index appropri\u00e9s ; valider les fonctionnalit\u00e9s d'Azure AI Search ou \u00e9quivalentes par version.<\/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\">IA-04<\/p>\n\n\n<h3 class=\"wp-block-heading\"><a href=\"https:\/\/neranis.com\/fr\/services\/controles-des-couts-quotas-et-passerelle-dacces-pour-lia\/\">Contr\u00f4les des co\u00fbts, quotas et passerelle d'acc\u00e8s pour l'IA<\/a><\/h3>\n\n\n<p class=\"nrn2-card-desc wp-block-paragraph\">Rendre la consommation d'IA imputable et contr\u00f4lable par utilisateur, \u00e9quipe ou application. Le projet associe mesure, s\u00e9lection de mod\u00e8les, quotas, alertes et application test\u00e9e sans confondre les notifications de budget avec le blocage.<\/p>\n\n\n<p class=\"nrn2-text-link wp-block-paragraph\"><a href=\"https:\/\/neranis.com\/fr\/services\/controles-des-couts-quotas-et-passerelle-dacces-pour-lia\/\">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-05<\/p>\n\n\n<h3 class=\"wp-block-heading\"><a href=\"https:\/\/neranis.com\/fr\/services\/test-et-validation-de-la-securite-du-systeme-ai\/\">Test et validation de la s\u00e9curit\u00e9 des syst\u00e8mes d'IA<\/a><\/h3>\n\n\n<p class=\"nrn2-card-desc wp-block-paragraph\">\u00c9valuer une application d'IA compl\u00e8te : mod\u00e8le, donn\u00e9es, connecteurs, politiques, outils et utilisateurs. Les tests examinent la fuite d'informations, les instructions malveillantes re\u00e7ues par le syst\u00e8me et les limites des actions possibles.<\/p>\n\n\n<p class=\"nrn2-text-link wp-block-paragraph\"><a href=\"https:\/\/neranis.com\/fr\/services\/test-et-validation-de-la-securite-du-systeme-ai\/\">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>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>","protected":false},"featured_media":0,"template":"single-nrn_service","meta":{"footnotes":""},"nrn_family":[17],"class_list":["post-143","nrn_service","type-nrn_service","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/neranis.com\/fr\/wp-json\/wp\/v2\/nrn_service\/143","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\/143\/revisions"}],"predecessor-version":[{"id":538,"href":"https:\/\/neranis.com\/fr\/wp-json\/wp\/v2\/nrn_service\/143\/revisions\/538"}],"wp:attachment":[{"href":"https:\/\/neranis.com\/fr\/wp-json\/wp\/v2\/media?parent=143"}],"wp:term":[{"taxonomy":"nrn_family","embeddable":true,"href":"https:\/\/neranis.com\/fr\/wp-json\/wp\/v2\/nrn_family?post=143"}],"curies":[{"name":"Bien jou\u00e9","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}