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GetKeyProtectorType method of the Win32_EncryptableVolume class

The GetKeyProtectorType method of the Win32_EncryptableVolume class indicates the type of a given key protector.

Syntax


uint32 GetKeyProtectorType(
  [in]   string VolumeKeyProtectorID,
  [out]  uint32 KeyProtectorType
);

Parameters

VolumeKeyProtectorID [in]

Type: string

A unique string identifier used to manage an encrypted volume key protector.

KeyProtectorType [out]

Type: uint32

An unsigned integer that specifies the type of the key protector.

ValueMeaning
0

Unknown or other protector type

1

Trusted Platform Module (TPM)

2

External key

3

Numerical password

4

TPM And PIN

5

TPM And Startup Key

6

TPM And PIN And Startup Key

7

Public Key

8

Passphrase

9

TPM Certificate

10

CryptoAPI Next Generation (CNG) Protector

 

Return value

Type: uint32

This method returns one of the following codes or another error code if it fails.

Return code/valueDescription
S_OK
0 (0x0)

The method was successful.

E_INVALIDARG
2147942487 (0x80070057)

The VolumeKeyProtectorID parameter does not refer to a valid KeyProtectorType.

FVE_E_NOT_ACTIVATED
2150694920 (0x80310008)

BitLocker is not enabled on the volume. Add a key protector to enable BitLocker.

 

Remarks

Managed Object Format (MOF) files contain the definitions for Windows Management Instrumentation (WMI) classes. MOF files are not installed as part of the Windows SDK. They are installed on the server when you add the associated role by using the Server Manager. For more information about MOF files, see Managed Object Format (MOF).

Requirements

Minimum supported client

Windows Vista Enterprise, Windows Vista Ultimate [desktop apps only]

Minimum supported server

Windows Server 2008 [desktop apps only]

Namespace

\\.\root\CIMV2\Security\MicrosoftVolumeEncryption

MOF

Win32_encryptablevolume.mof

See also

Win32_EncryptableVolume

 

 

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