单项选择题 You create a Windows Communication Foundation (WCF) service and deploy it with wsHttpBinding and message security enabled.You create an intermediate WCF service for logging messages sent to the primary service.The intermediate service is called via endpoint behaviour. The primary service is receiving malformed data from a client application.You need to enable inspection of the malformed data and prevent message tampering. What do you do?（）

单项选择题 You are hosting a Windows Communication Foundation (WCF) service at http://www.contoso.com for a law enforcement agency.The agency adds operations to support sending biometric fingerprint data via non-buffered streaming.The service data is routed between intermediaries. The WCF binding you are using by default does not support encryption.You need to ensure that the fingerprint data is not disclosed when passed over the network. What should you do?（）

单项选择题 You are maintaining a Windows Communication Foundation (WCF) service that uses a custom username password class to authenticate clients with. The service certificate is hosted in the deployment server store for trusted root certificate authorities and has a Subject value of TaxServiceKey. Other service certificates hosted on the same server also use TaxServiceKey as a Subject value.You need to ensure that the service identifies itself with a certificate whose subject name and distinguished names are TaxServiceKey.Which code segment should you use?（）