This formatter uses a binary format to serialize or deserialize a single object or an object graph.

public sealed class BinaryFormatter : System.Runtime.Remoting.Messaging.IRemotingFormatter,
       System.Runtime.Serialization.IFormatter {
// Public Constructors
   public BinaryFormatter( );
   public BinaryFormatter(System.Runtime.Serialization.ISurrogateSelector selector,
       System.Runtime.Serialization.StreamingContext context);
// Public Instance Properties
   public FormatterAssemblyStyle AssemblyFormat{set; get; }
   public SerializationBinder Binder{set; get; }      
// implements System.Runtime.Serialization.IFormatter
   public StreamingContext Context{set; get; }        
// implements System.Runtime.Serialization.IFormatter
   public TypeFilterLevel FilterLevel{set; get; }
   public ISurrogateSelector SurrogateSelector{set; get; }    
// implements System.Runtime.Serialization.IFormatter
   public FormatterTypeStyle TypeFormat{set; get; }
// Public Instance Methods
   public object Deserialize(System.IO.Stream serializationStream)
// implements System.Runtime.Serialization.IFormatter
   public object Deserialize(System.IO.Stream serializationStream,
       System.Runtime.Remoting.Messaging.HeaderHandler handler);  
// implements System.Runtime.Remoting.Messaging.IRemotingFormatter
   public object DeserializeMethodResponse(System.IO.Stream serializationStream,
       System.Runtime.Remoting.Messaging.HeaderHandler handler,
       System.Runtime.Remoting.Messaging.IMethodCallMessage methodCallMessage);
   public void Serialize(System.IO.Stream serializationStream, object graph);  
// implements System.Runtime.Serialization.IFormatter
   public void Serialize(System.IO.Stream serializationStream, object graph,
       System.Runtime.Remoting.Messaging.Header[ ] headers);  
// implements System.Runtime.Remoting.Messaging.IRemotingFormatter
   public object UnsafeDeserialize(System.IO.Stream serializationStream,
       System.Runtime.Remoting.Messaging.HeaderHandler handler);
   public object UnsafeDeserializeMethodResponse(System.IO.Stream serializationStream,
       System.Runtime.Remoting.Messaging.HeaderHandler handler,
       System.Runtime.Remoting.Messaging.IMethodCallMessage methodCallMessage);
}