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windows-itpro-docs/windows/client-management/mdm/policy-csp-bitlocker.md

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title, description, ms.author, ms.topic, ms.prod, ms.technology, author, ms.date
title description ms.author ms.topic ms.prod ms.technology author ms.date
Policy CSP - Bitlocker Policy CSP - Bitlocker maricia article w10 windows nickbrower 08/09/2017

Policy CSP - Bitlocker

Warning

Some information relates to prereleased product which may be substantially modified before it's commercially released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Bitlocker policies

Bitlocker/EncryptionMethod

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Specifies the BitLocker Drive Encryption method and cipher strength.

Note

XTS-AES 128-bit and XTS-AES 256-bit values are only supported on Windows 10 for desktop.

The following list shows the supported values:

  • 3 - AES-CBC 128-bit
  • 4 - AES-CBC 256-bit
  • 6 - XTS-AES 128-bit (Desktop only)
  • 7 - XTS-AES 256-bit (Desktop only)

You can find the following policies in BitLocker CSP:

BitLocker/EncryptionMethodByDriveType
BitLocker/FixedDrivesRecoveryOptions
BitLocker/FixedDrivesRequireEncryption
BitLocker/RemovableDrivesRequireEncryption
BitLocker/SystemDrivesMinimumPINLength
BitLocker/SystemDrivesRecoveryMessage
BitLocker/SystemDrivesRecoveryOptions
BitLocker/SystemDrivesRequireStartupAuthentication

Footnote:

  • 1 - Added in Windows 10, version 1607.
  • 2 - Added in Windows 10, version 1703.
  • 3 - Added in Windows 10, version 1709.