iso27diy-corp/Corpus/ISMS/Data classification/Examples of measures for different TLP classifications.md

3 KiB

Examples of measures for different TLP classifications

Voor Nederlands, zie hier.

TLP: CLEAR

  • No measures
  • No restriction on the use of AI tools
  • Documents are labeled with TLP:CLEAR

TLP: GREEN

  • Access limited to1 :
    • the organization itself
    • authorized external parties
    • using MFA (Multi-Factor Authentication)
  • SharePoint/Teams/OneDrive:
    • placement in folders that are broadly accessible internally is allowed
    • sharing only with authorized external parties
    • placement on your personal OneDrive is allowed
  • Cloud services and collaboration tools:
    • only use solutions approved/managed by the organization
  • Emailing and sending:
    • additional measures are not necessary (such as encrypted email or secure connections)
  • Use of Co-pilot is allowed
    • Devices and locations:
      • storage and access only via managed devices
      • do not leave devices unattended
      • printing only on approved/secure printers
      • physical documents should only be kept in approved locations
    • Documents are labeled with TLP:GREEN

TLP: AMBER (+STRICT) All measures/restrictions of TLP:GREEN apply, plus:

  • Access limited to:
    • specific teams and departments within the organization
    • specific authorized persons from external parties, under a signed NDA (Non-Disclosure Agreement)
  • SharePoint/Teams/OneDrive:
    • only place in folders that have limited internal access
    • only specific external persons may be granted access
    • placement on your personal OneDrive is not allowed
  • Cloud services and collaboration tools:
    • only use solutions managed by the organization (specify)
    • only use services with strict security (such as DigiD or Bank-tokens)
  • Emailing and sending:
    • only via secure connections, in encrypted form, or via a 'secure mailing' solution (such as Zivver)
    • data transfer is monitored for abnormal patterns
  • Use of Co-pilot is not allowed
  • Documents are labeled with TLP:AMBER

TLP: RED All measures/restrictions of TLP:AMBER apply, plus:

  • Access limited to:
    • specific persons within the organization
  • SharePoint/Teams/OneDrive:
    • only place in folders accessible to specific employees
    • external persons may not be granted access
    • placement on your personal OneDrive is not allowed
  • Full monitoring of data transfer: control and logging of all data traffic
  • Cloud services and collaboration tools:
    • usage is limited to ...
  • Emailing and sending:
    • Not allowed
    • Full and detailed logging of all activities
  • Devices and locations:
    • no access with mobile phones
    • printing not allowed
    • physical documents are kept in locked locations with restricted access (specify)
  • Documents are labeled with TLP:RED