protected AbstractEnvelope()
 {
     Settings = new EnvelopeSettings();
 }
 public Security(X509Certificate2 senderCertificate, EnvelopeSettings envelopeSettings, XmlDocument xmlDocument, TimeSpan?timestampexpirey)
     : base(envelopeSettings, xmlDocument)
 {
     _timespan         = timestampexpirey;
     SenderCertificate = senderCertificate;
 }
 protected EnvelopeXmlPart(EnvelopeSettings settings, XmlDocument context)
 {
     Settings = settings;
     Context  = context;
 }