3.1.4.1.29.1 http://schemas.microsoft.com/wbem/wsman/1/config/service

The http://schemas.microsoft.com/wbem/wsman/1/config/service resource URI MUST be used to configure the server.

The Web Services Management Protocol Extensions for Windows Vista service MUST NOT accept requests if either the SOAP request or response would be unencrypted when the AllowUnencrypted property of the cfg:ServiceType is false. SOAP messages can be encrypted over HTTP when using Kerberos or Negotiate; for more information, see section 2.2.9.1.