You need to implement the service to meet these requirements

You are creating a windows Communication Foundation (WCF) service to process orders.
The data contract for the order is defined as follows: [DataContract] public class Order { …
[DataMemberl public string CardHolderName { get; set; [DataMember] public string
CreditCardNumber { get; set; } } You have the following requirements – – – Enable the
transmission of the contents of Order from the clients to the service. Ensure that the
contents of CreditCardNumber are not sent across the network in clear text. Ensure that the
contents of CreditCardNumber are accessible by the service to process the order. You need
to implement the service to meet these requirements. What should you do?

You are creating a windows Communication Foundation (WCF) service to process orders.
The data contract for the order is defined as follows: [DataContract] public class Order { …
[DataMemberl public string CardHolderName { get; set; [DataMember] public string
CreditCardNumber { get; set; } } You have the following requirements – – – Enable the
transmission of the contents of Order from the clients to the service. Ensure that the
contents of CreditCardNumber are not sent across the network in clear text. Ensure that the
contents of CreditCardNumber are accessible by the service to process the order. You need
to implement the service to meet these requirements. What should you do?

A.
Change the data type of CreditCardNumber from string to SecureString

B.
Convert the DataContract to a MessageContract and set the ProtectionLevel property to
SignAndEncrypt

C.
Add a DataProtectionPermission attribute to the CreditCardNumber property and set the
ProtectData property to true.

D.
Implement the CreditCardNumber property getter and setter. In the setter, run the value
of the CreditCardNumber through the MD5CryptoServiceProvider class TransformBlock
method

Explanation:



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