using System;

using System.Net;

using System.IO; 

​

public class Program

{

    public static void Main()

    {

       string url = "https://incomplete-chain.badssl.com/";

​

        HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);

        HttpWebResponse response = (HttpWebResponse)request.GetResponse();

        Stream resStream = response.GetResponseStream();

        Console.WriteLine("Hello World1");

    }

}