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72 lines
1.8 KiB
Markdown
72 lines
1.8 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: nickbrower
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---
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# Policy CSP - Bitlocker
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> [!WARNING]
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> 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.
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<!--StartPolicies-->
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<hr/>
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## Bitlocker policies
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<!--StartPolicy-->
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<a href="" id="bitlocker-encryptionmethod"></a>**Bitlocker/EncryptionMethod**
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<!--StartSKU-->
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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></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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<!--EndSKU-->
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<!--StartDescription-->
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<p style="margin-left: 20px">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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<p style="margin-left: 20px">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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<!--EndDescription-->
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<!--EndPolicy-->
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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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<!--EndPolicies-->
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