Пример #1
0
        static void Main(string[] args)
        {
            //An instance of ContractNoteInfo is created.
            ContractNoteInfo noteInfo = new ContractNoteInfo("MSFT", 100, 24);

            //ContractNoteInfo is decorated with Serializable attribute,
            //so the entire object graph with help of BinaryFormatter is
            //flattened into raw bytes and this task is achieved by
            //with help of SerializeContractNote method
            byte[] data = SerializeContractNote(noteInfo);
            //Generate public and private key for demonstration purpose
            GenerateKey();
            //Security Framework is initialized and a new instance of DataSecurity
            //is created and this instance returned by DataSecurityManager
            //is exclusively meant for instances of ContractNoteInfo. This
            //behavior is similar to XmlSerializer where there exists strong
            //coupling between an object instance and the type associated with it.
            DataSecurityManager secMgr  = new DataSecurityManager();
            DataSecurity        dataSec = secMgr.Secure(typeof(ContractNoteInfo));
            //The serialized byte array of ContractNoteInfo is then passed to
            //Create method of DataSecurity that is then handed internally to
            //NonRepudiationProvider which creates digital signature and
            //associates it with SecureEnvelope.  Also, secure envelope itself
            //is marked serializable so its entire object graph itself can now
            //be serialized and transmitted over wire.
            SecureEnvelope secureEnvelope = dataSec.Create(data);

            Console.WriteLine("Secure Envelope successfully created..");
            Console.ReadLine();
        }
 public DataSecurity(DataSecurityManager mgr, Type type)
 {
     objType     = type;
     securityMgr = mgr;
     ExtractAttributes();
 }