windows-itpro-docs/windows/security/operating-system-security/data-protection/bitlocker/includes/provide-the-unique-identifiers-for-your-organization.md
Paolo Matarazzo 7135a27212 updates
2023-10-30 18:30:20 -04:00

2.3 KiB

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Provide the unique identifiers for your organization

This policy setting allows you to associate unique organizational identifiers to a drive that is encrypted with BitLocker. The identifiers are stored as the identification field and allowed identification field:

  • The identification field allows you to associate a unique organizational identifier to BitLocker-protected drives. This identifier is automatically added to new BitLocker-protected drives and can be updated on existing BitLocker-protected drives using the BitLocker Drive Encryption: Configuration Tool (manage-bde.exe)
  • The allowed identification field is used in combination with the Deny write access to removable drives not protected by BitLocker policy setting to help control the use of removable drives in your organization. It's a comma separated list of identification fields from your organization or other external organizations. You can configure the identification fields on existing drives by using manage-bde.exe.

If you enable this policy setting, you can configure the identification field on the BitLocker-protected drive and any allowed identification field used by your organization. When a BitLocker-protected drive is mounted on another BitLocker-enabled device, the identification field and allowed identification field are used to determine whether the drive is from a different organization.

If you disable or don't configure this policy setting, the identification field is not required.

Important

Identification fields are required for management of certificate-based data recovery agents on BitLocker-protected drives. BitLocker only manages and updates certificate-based data recovery agents when the identification field is present on a drive and is identical to the value configured on the device. The identification field can be any value of 260 characters or fewer.

Path
CSP ./Device/Vendor/MSFT/BitLocker/IdentificationField
GPO Computer Configuration > Administrative Templates > Windows Components > BitLocker Drive Encryption