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computing:security:windows_bitlocker [2021/04/29 11:39]
gcooper
computing:security:windows_bitlocker [2021/05/13 14:38] (current)
gcooper
Line 9: Line 9:
 Bitlocker has been available since Windows Vista but only in Professional and Enterprise versions. Bitlocker has been available since Windows Vista but only in Professional and Enterprise versions.
  
-Show Bitlocker info:+===== Control Panel ===== 
 + 
 +{{ :computing:security:bitlocker_control_panel.png?direct&650 |Bitlocker Control Panel Applet}} 
 + 
 +===== CLI ===== 
 + 
 +==== Show Bitlocker Info ====
  
 <file> <file>
 +manage-bde -status
 manage-bde -protectors -get e: manage-bde -protectors -get e:
- 
 Get-BitLockerVolume Get-BitLockerVolume
 +Get-BitlockerVolume -MountPoint "E:"
 </file> </file>
  
-{{ :computing:security:bitlocker_control_panel.png?direct&650 |Bitlocker Control Panel Applet}}+==== Enable Bitlocker ==== 
 + 
 +:!These commands will allow you to specify a startup key on most any drive, not just USB drives. 
 + 
 +:!: The ''-usedspaceonly'' switch is needed for thinly provisioned storage. 
 + 
 +Add protectors and encrypt drive C: 
 + 
 +<file> 
 +manage-bde -protectors -add C: -recoverypassword -password -startupkey E: 
 +manage-bde -status 
 +manage-bde -on C: -usedspaceonly 
 +</file> 
 + 
 +==== Manage Bitlocker ==== 
 + 
 +Delete a protector: 
 + 
 +<file> 
 +manage-bde -protectors -delete c: -id {Protector-ID} 
 +</file>
  
 ===== Bitlocker without TPM (Trusted Platform Module) ===== ===== Bitlocker without TPM (Trusted Platform Module) =====
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 When enabling Bitlocker it will check to see if your computer has TPM.  If not, it will throw a message that you can use Bitlocker without it but need to change a Local Group Policy. When enabling Bitlocker it will check to see if your computer has TPM.  If not, it will throw a message that you can use Bitlocker without it but need to change a Local Group Policy.
  
-  - In the Windows 10 Search box type gpedit.msc and press Enter to start the Local Group Policy Editor. +  - In the Windows 10 Search box type ''gpedit.msc'' and press Enter to start the Local Group Policy Editor. 
-  - Go to Computer Configuration -> Administrative Templates -> Windows Components -> BitLocker Drive Encryption -> Operating System Drives. +  - Go to **Computer Configuration -> Administrative Templates -> Windows Components -> BitLocker Drive Encryption -> Operating System Drives**
-  - In the right-hand pane double-click Require additional authentication at startup. +  - In the right-hand pane double-click **Require additional authentication at startup**
-  - Check the Enabled radio button and make sure that the box Allow BitLocker without a compatible TPM (requires a password or a startup key on a USB flash drive) box is checked. Then click OK. +  - Check the **Enabled** radio button and make sure that the box **Allow BitLocker without a compatible TPM (requires a password or a startup key on a USB flash drive)** box is checked. Then click OK. 
  
 ===== Enable Bitlocker ===== ===== Enable Bitlocker =====
Line 63: Line 90:
  
 ====== Active Directory ====== ====== Active Directory ======
 +
 +<note tip>Use ''adsiedit.msc'' to delete keys from AD if they are no longer needed.</note>
  
 {{ :computing:security:bitlocker_ad_1.png?direct&600|Bitlocker Info Stored in AD}} {{ :computing:security:bitlocker_ad_1.png?direct&600|Bitlocker Info Stored in AD}}
 +
 +**Group Policy Settings**: https://docs.microsoft.com/en-us/windows/security/information-protection/bitlocker/bitlocker-group-policy-settings
  
 https://theitbros.com/config-active-directory-store-bitlocker-recovery-keys/ https://theitbros.com/config-active-directory-store-bitlocker-recovery-keys/
Line 75: Line 106:
  
 https://techdirectarchive.com/2020/12/30/backup-bitlocker-recovery-keys-to-ad-how-to-enable-bitlocker-via-the-local-group-policy-editor-and-the-group-policy-management-console-2/ https://techdirectarchive.com/2020/12/30/backup-bitlocker-recovery-keys-to-ad-how-to-enable-bitlocker-via-the-local-group-policy-editor-and-the-group-policy-management-console-2/
 +
 +https://www.experts-exchange.com/articles/33289/How-to-create-a-file-based-bitlocker-protector-for-recovery-and-support-purposes.html
 +
 +<file>
 +Import-module ActiveDirectory
 +Get-ADObject -SearchBase ((GET-ADRootDSE).SchemaNamingContext) -Filter {Name -like 'ms-FVE-*'}
 +Get-ADComputer 'some-computer-name'| Get-ADObject -properties * | Select-Object distinguishedname, msFVE-REcoveryPassword, whencreated
 +</file>
computing/security/windows_bitlocker.1619717980.txt.gz · Last modified: 2021/04/29 11:39 by gcooper