BackupEncryptionKey Method (WMI MSReportServer_ConfigurationSetting)
Backs up the encryption key for the specified report server instance. The encryption key is stored encrypted with a password.
A string used to encrypt the encryption key before it is returned.
[out] An array containing the encrypted encryption key.
[out] The length of the array returned by the method.
[out] Value indicating whether the call succeeded or failed.
[out] A string array containing additional errors returned by the call.
Returns an HRESULT indicating success or failure of the method call. A value of 0 indicates that the method call was successful. A non-zero value indicates that an error has occurred.