Configure SOAP authentication By default, the ServiceNow system requires SOAP authentication. This affects the way in which your browser is configured for Help the Help Desk. Before you beginRole required: admin Procedure Navigate to System Properties > Web Services. Verify the system property for Require basic authorization for incoming SOAP requests glide.basicauth.required.soap is enabled. Click Save. Note: If you receive the error, There was a problem retrieving the XML data(0): Unknown, an authentication issue is preventing the script from sending information to your ServiceNow instance. Verify the user meets the requirements for Cookie-based authentication for Help the Help Desk or Basic access authentication for Help the Help Desk.