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121 lines
3.2 KiB
Markdown
121 lines
3.2 KiB
Markdown
---
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title: Policy CSP - Bitlocker
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description: Policy CSP - Bitlocker
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ms.author: maricia
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ms.topic: article
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ms.prod: w10
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ms.technology: windows
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author: MariciaAlforque
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ms.date: 05/14/2018
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---
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# Policy CSP - Bitlocker
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<hr/>
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<!--Policies-->
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## Bitlocker policies
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<dl>
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<dd>
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<a href="#bitlocker-encryptionmethod">Bitlocker/EncryptionMethod</a>
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</dd>
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</dl>
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<hr/>
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<!--Policy-->
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<a href="" id="bitlocker-encryptionmethod"></a>**Bitlocker/EncryptionMethod**
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<!--SupportedSKUs-->
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<table>
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<tr>
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<th>Home</th>
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<th>Pro</th>
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<th>Business</th>
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<th>Enterprise</th>
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<th>Education</th>
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<th>Mobile</th>
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<th>Mobile Enterprise</th>
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</tr>
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<tr>
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<td><img src="images/crossmark.png" alt="cross mark" /></td>
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<td><img src="images/checkmark.png" alt="check mark" /></td>
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<td><img src="images/checkmark.png" alt="check mark" /></td>
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<td><img src="images/checkmark.png" alt="check mark" /></td>
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<td><img src="images/checkmark.png" alt="check mark" /></td>
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<td><img src="images/checkmark.png" alt="check mark" /></td>
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<td><img src="images/checkmark.png" alt="check mark" /></td>
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</tr>
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</table>
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<!--/SupportedSKUs-->
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<!--Scope-->
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[Scope](./policy-configuration-service-provider.md#policy-scope):
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> [!div class = "checklist"]
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> * Device
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<hr/>
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<!--/Scope-->
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<!--Description-->
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Specifies the BitLocker Drive Encryption method and cipher strength.
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> [!NOTE]
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> XTS-AES 128-bit and XTS-AES 256-bit values are only supported on Windows 10 for desktop.
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You can find the following policies in BitLocker CSP:
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<dl>
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<dd>
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<a href="./bitlocker-csp.md#encryptionmethodbydrivetype" id="encryptionmethodbydrivetype">BitLocker/EncryptionMethodByDriveType</a>
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</dd>
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<dd>
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<a href="./bitlocker-csp.md#fixeddrivesrecoveryoptions" id="fixeddrivesrecoveryoptions">BitLocker/FixedDrivesRecoveryOptions</a>
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</dd>
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<dd>
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<a href="./bitlocker-csp.md#fixeddrivesrequireencryption" id="fixeddrivesrequireencryption">BitLocker/FixedDrivesRequireEncryption</a>
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</dd>
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<dd>
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<a href="./bitlocker-csp.md#removabledrivesrequireencryption" id="removabledrivesrequireencryption">BitLocker/RemovableDrivesRequireEncryption</a>
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</dd>
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<dd>
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<a href="./bitlocker-csp.md#systemdrivesminimumpinlength" id="systemdrivesminimumpinlength">BitLocker/SystemDrivesMinimumPINLength</a>
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</dd>
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<dd>
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<a href="./bitlocker-csp.md#systemdrivesrecoverymessage" id="systemdrivesrecoverymessage">BitLocker/SystemDrivesRecoveryMessage</a>
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</dd>
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<dd>
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<a href="./bitlocker-csp.md#systemdrivesrecoveryoptions" id="systemdrivesrecoveryoptions">BitLocker/SystemDrivesRecoveryOptions</a>
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</dd>
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<dd>
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<a href="./bitlocker-csp.md#systemdrivesrequirestartupauthentication" id="systemdrivesrequirestartupauthentication">BitLocker/SystemDrivesRequireStartupAuthentication</a>
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</dd>
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</dl>
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<!--/Description-->
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<!--SupportedValues-->
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The following list shows the supported values:
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- 3 - AES-CBC 128-bit
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- 4 - AES-CBC 256-bit
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- 6 - XTS-AES 128-bit (Desktop only)
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- 7 - XTS-AES 256-bit (Desktop only)
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<!--/SupportedValues-->
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<!--/Policy-->
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<hr/>
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Footnote:
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- 1 - Added in Windows 10, version 1607.
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- 2 - Added in Windows 10, version 1703.
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- 3 - Added in Windows 10, version 1709.
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- 4 - Added in Windows 10, version 1803.
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<!--/Policies-->
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