Import-TpmOwnerAuth
Import-TpmOwnerAuth
Imports a TPM owner authorization value to the registry.
Syntax
Parameter Set: File
Import-TpmOwnerAuth -File <String> [ <CommonParameters>]
Parameter Set: Owner Auth
Import-TpmOwnerAuth [-OwnerAuthorization] <String> [ <CommonParameters>]
Detailed Description
The Import-TpmOwnerAuth cmdlet imports a valid Trusted Platform Module (TPM) owner authorization value to the registry.
For more information on TPM, see the Trusted Platform Module Technology Overview in the Technet library at https://technet.microsoft.com/en-us/library/jj131725.aspx.
Parameters
-File<String>
Specifies a file that contains the current owner authorization value for the TPM. You can use the TPM Management Console to create this file.
Aliases |
none |
Required? |
true |
Position? |
named |
Default Value |
none |
Accept Pipeline Input? |
false |
Accept Wildcard Characters? |
false |
-OwnerAuthorization<String>
Specifies the current owner authorization value for the TPM.
Aliases |
none |
Required? |
true |
Position? |
2 |
Default Value |
none |
Accept Pipeline Input? |
true (ByValue) |
Accept Wildcard Characters? |
false |
<CommonParameters>
This cmdlet supports the common parameters: -Verbose, -Debug, -ErrorAction, -ErrorVariable, -OutBuffer, and -OutVariable. For more information, see about_CommonParameters (https://go.microsoft.com/fwlink/p/?LinkID=113216).
Inputs
The input type is the type of the objects that you can pipe to the cmdlet.
String
The owner authorization value for the TPM.
Outputs
The output type is the type of the objects that the cmdlet emits.
TpmObject
A TpmObject object contains the following information:
-- TpmReady. Whether a TPM complies with Windows Server® 2012 standards.
-- TpmPresent. Whether there is a TMP on the current computer.
-- ManagedAuthLevel. The level at which the operating system manages the owner authorization. Possible values are Legacy, Balanced, and Full.
-- OwnerClearDisabled. Whether TPM can be reset. If this value is True, the TPM cannot be reset through the operating system by using the owner authorization value. If this value is False, the TPM can be reset through the operating system.
-- AutoProvisioning. Whether the computer can use auto-provisioning. Possible values are NotDefined, Enabled, Disabled, and DisabledForNextBoot.
-- LockedOut. Whether a TPM is locked out.
-- SelfTest. Information returned by a test that TPM runs.
Examples
Example 1: Import an owner authorization value
This command imports the specified owner authorization value to the registry.
PS C:\> Import-TpmOwnerAuth -OwnerAuthorization "Qn2sdCFQmvjf+tBtSWH4GT87sQs="
Example 2: Import an owner authorization value from a file
This command imports the owner authorization value in the specified file to the registry.
PS C:\> Import-TpmOwnerAuth -File "OwnAuthFile.tpm"