using System;
using System.Text;
using System.Collections;//for IDictionary
using System.Collections.Generic;//for Dictionary
using System.Net;//for HttpWebRequest
using System.Net.Http;
using System.Net.Security;//for RemoteCertificateValidationCallback
using System.Security.Cryptography;//for MD5
using System.Security.Cryptography.X509Certificates;//for X509cert
using System.IO;//for Stream
using System.Linq;//for Dictionary OrderBy
namespace TestForHttps
{
class Program
{
private static readonly string userAgent = "Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/72.0.3626.121 Safari/537.36";
/// <summary>
/// 返回10位时间戳 Timestamp
/// </summary>
/// <param