urn: urn:intuitem:risk:library:anssi-architectures-si-sensibles-dr
locale: fr
ref_id: anssi-architectures-si-sensibles-dr
name: "Recommandations sur les architectures des syst\xE8mes d'information sensibles\
  \ ou Diffusion Restreinte"
description: "Outil d'aide et de suivi d'impl\xE9mentation de la s\xE9curit\xE9 (OASIS)\n\
  Recommandations sur les architectures des syst\xE8mes d'information sensibles ou\
  \ Diffusion Restreinte\nhttps://cyber.gouv.fr/publications/recommandations-pour-les-architectures-des-si-sensibles-ou-dr"
copyright: ANSSI Etalab
version: 1
publication_date: 2025-01-20
provider: ANSSI
packager: intuitem
objects:
  framework:
    urn: urn:intuitem:risk:framework:anssi-architectures-si-sensibles-dr
    ref_id: anssi-architectures-si-sensibles-dr
    name: "Recommandations sur les architectures des syst\xE8mes d'information sensibles\
      \ ou Diffusion Restreinte"
    description: "Outil d'aide et de suivi d'impl\xE9mentation de la s\xE9curit\xE9\
      \ (OASIS)\nRecommandations sur les architectures des syst\xE8mes d'information\
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    implementation_groups_definition:
    - ref_id: lb
      name: '*'
      description: base
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      name: 1
      description: "Adopter une approche pragmatique pour construire rapidement un\
        \ socle de s\xE9curit\xE9, \xE0 co\xFBt contenu pour l\u2019entit\xE9. "
    - ref_id: l2
      name: 2
      description: "Renforcer le niveau de s\xE9curit\xE9 par des adaptations pouvant\
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        \ de produits ou de services cl\xE9s sont attest\xE9s par un tiers (certification/qualification). "
    - ref_id: l3
      name: 3
      description: "Ma\xEEtriser pleinement les recommandations des \xE9tapes 1 et\
        \ 2. Compl\xE9ter par des recommandations adapt\xE9es au niveau de menace\
        \ gr\xE2ce \xE0 une analyse de risques."
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      depth: 1
      ref_id: '2'
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      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:2
      ref_id: R01
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      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:2
      ref_id: R02
      name: "Identifier les types de SI n\xE9cessaires"
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      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:2
      ref_id: R03
      name: "D\xE9terminer le r\xE9gime de protection des informations sensibles "
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      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:2
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      depth: 1
      ref_id: '3'
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      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:3
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      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:3
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      ref_id: R06
      name: "Appliquer le principe de d\xE9fense en profondeur en cas de mutualisation\
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      - l1
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      assessable: true
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      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:4
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      ref_id: R12
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      implementation_groups:
      - lb
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      assessable: true
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      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:4
      ref_id: R14
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      assessable: true
      depth: 2
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      name: "Passerelle de classe 1 : mettre en oeuvre un syst\xE8me de d\xE9tection "
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      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:4
      ref_id: R16
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    - urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:r17
      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:4
      ref_id: R17
      name: "Passerelle de classe 1 : faire porter les fonctions de s\xE9curit\xE9\
        \ par des dispositifs distincts"
      implementation_groups:
      - l3
    - urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:r18
      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:4
      ref_id: R18
      name: Interdire la navigation Web depuis les SI sensibles
      implementation_groups:
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    - urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:r18-
      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:4
      ref_id: R18-
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      implementation_groups:
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    - urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:r18--
      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:4
      ref_id: R18--
      name: Permettre la navigation Web sans postes de rebond
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      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:4
      ref_id: R19
      name: "Chiffrer les informations DR transf\xE9r\xE9es via des SI de classe 0"
      implementation_groups:
      - l2
    - urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:r20
      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:4
      ref_id: R20
      name: "Chiffrer les informations sensibles transf\xE9r\xE9es via des SI de classe\
        \ 0 "
      implementation_groups:
      - l1
    - urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:r21
      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:4
      ref_id: R21
      name: "Interdire l'acc\xE9s aux applications sensibles depuis les SI non homologu\xE9\
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      implementation_groups:
      - l1
    - urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:r22
      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:4
      ref_id: R22
      name: "Cloisonner l'infrastructure de mise \xE0\_ disposition sur Internet d'informations\
        \ sensibles"
      implementation_groups:
      - l1
    - urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:r23
      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:4
      ref_id: R23
      name: "Ma\xEEtriser les interconnexions descendantes des SI de classe 2 "
      implementation_groups:
      - l3
    - urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:r24
      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:4
      ref_id: R24
      name: "N'autoriser que des protocoles de transfert vers le syst\xE8me d'\xE9\
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      implementation_groups:
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    - urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:r25
      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:4
      ref_id: R25
      name: "Syst\xE8me d'\xE9changes s\xE9curis\xE9s : restreindre les acc\xE8s aux\
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      implementation_groups:
      - l1
    - urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:r26
      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:4
      ref_id: R26
      name: "Syst\xE8me d'\xE9changes s\xE9curis\xE9s : authentifier les utilisateurs\
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      implementation_groups:
      - l1
    - urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:r27
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      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:4
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      implementation_groups:
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    - urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:r28
      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:4
      ref_id: R28
      name: "Syst\xE8me d'\xE9changes s\xE9curis\xE9s : journaliser et imputer des\
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      - l2
    - urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:5
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      depth: 1
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      name: "S\xE9curisation au sein des SI sensibles"
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      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:5
      ref_id: R29
      name: "Recourir \xE0 des prestataires de services SSI disposant d'un visa de\
        \ s\xE9curit\xE9 ANSSI"
      implementation_groups:
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      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:5
      ref_id: R30
      name: "Acqu\xE9rir des produits de s\xE9curit\xE9 disposant d'un visa de s\xE9\
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      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:5
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      name: "Respecter les conditions d'emploi des \xE9quipements de s\xE9curit\xE9\
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      depth: 2
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      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:5
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      name: "Bloquer les communications lat\xE9rales "
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      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:5
      ref_id: R45
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      ref_id: R47
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      depth: 2
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      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:6
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      implementation_groups:
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      assessable: true
      depth: 2
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    - urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:r50-
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      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:6
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      implementation_groups:
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      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:6
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    - urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:r52-
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      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:6
      ref_id: R52-
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    - urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:r52--
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      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:6
      ref_id: R52--
      name: "Utiliser un poste utilisateur sensible avec acc\xE8s distant au SI usuel"
      implementation_groups:
      - l1
    - urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:r53
      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:6
      ref_id: R53
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      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:6
      ref_id: R54
      name: "Prot\xE9ger physiquement les \xE9quipements d'acc\xE8s nomade "
      implementation_groups:
      - l1
    - urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:r55
      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:6
      ref_id: R55
      name: "S\xE9curiser les canaux d'interconnexion nomades des SI DR "
      implementation_groups:
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    - urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:r56
      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:6
      ref_id: R56
      name: "S\xE9curiser les canaux d'interconnexion nomades des SI sensibles "
      implementation_groups:
      - l1
    - urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:r57
      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:6
      ref_id: R57
      name: "Chiffrer les donn\xE9es DR stock\xE9es sur des supports amovibles"
      implementation_groups:
      - l2
    - urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:r58
      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:6
      ref_id: R58
      name: "Chiffrer les donn\xE9es sensibles stock\xE9es sur des supports amovibles"
      implementation_groups:
      - l1
    - urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:r59
      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:6
      ref_id: R59
      name: "Chiffrer les flux r\xE9seau d'un \xE9quipement d'acc\xE8s nomade sensible\
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      implementation_groups:
      - l2
    - urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:r60
      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:6
      ref_id: R60
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      implementation_groups:
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      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:6
      ref_id: R61
      name: "Bloquer l'acc\xE8s aux portails captifs publics depuis des \xE9quipements\
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      implementation_groups:
      - l1
    - urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:7
      assessable: false
      depth: 1
      ref_id: '7'
      name: Administration des SI sensibles
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      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:7
      ref_id: R62
      name: "Appliquer les recommandations de l'ANSSI relatives \xE0\_ l'administration\
        \ s\xE9curis\xE9e des SI"
      implementation_groups:
      - lb
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      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:7
      ref_id: R63
      name: "G\xE9rer les administrateurs d'un SI sensible"
      implementation_groups:
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      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:7
      ref_id: R64
      name: "S\xE9curiser la cha\xEEne de connexion pour l'administration \xE0 distance"
      implementation_groups:
      - l1
    - urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:r64-
      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:7
      ref_id: R64-
      name: "Ma\xEEtriser les syst\xE8mes de t\xE9l\xE9maintenance connect\xE9s \xE0\
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      implementation_groups:
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      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:7
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      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:7
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      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:7
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      implementation_groups:
      - lb
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      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:7
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      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:7
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      name: "Recourir aux services d'un prestataire qualifi\xE9 pour la supervision\
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      assessable: true
      depth: 2
      parent_urn: urn:intuitem:risk:req_node:anssi-architectures-si-sensibles-dr:7
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      name: "Formaliser une proc\xE9dure de d\xE9claration des incidents de s\xE9\
        curit\xE9 \xE0 l'ANSSI"
      implementation_groups:
      - lb
