enable Security Protocol Tls13 option

v2rayN/v2rayN/Forms/OptionSettingForm.Designer.cs

@@ -69,6 +69,7 @@
             this.txtKcpmtu = new System.Windows.Forms.TextBox();
             this.label6 = new System.Windows.Forms.Label();
             this.tabPage7 = new System.Windows.Forms.TabPage();
+            this.chkEnableSecurityProtocolTls13 = new System.Windows.Forms.CheckBox();
             this.chkEnableAutoAdjustMainLvColWidth = new System.Windows.Forms.CheckBox();
             this.btnSetLoopback = new System.Windows.Forms.Button();
             this.txtautoUpdateInterval = new System.Windows.Forms.TextBox();
@@ -376,6 +377,7 @@
             // tabPage7
             // 
             resources.ApplyResources(this.tabPage7, "tabPage7");
+            this.tabPage7.Controls.Add(this.chkEnableSecurityProtocolTls13);
             this.tabPage7.Controls.Add(this.chkEnableAutoAdjustMainLvColWidth);
             this.tabPage7.Controls.Add(this.btnSetLoopback);
             this.tabPage7.Controls.Add(this.txtautoUpdateInterval);
@@ -392,6 +394,12 @@
             this.tabPage7.Name = "tabPage7";
             this.tabPage7.UseVisualStyleBackColor = true;
             // 
+            // chkEnableSecurityProtocolTls13
+            // 
+            resources.ApplyResources(this.chkEnableSecurityProtocolTls13, "chkEnableSecurityProtocolTls13");
+            this.chkEnableSecurityProtocolTls13.Name = "chkEnableSecurityProtocolTls13";
+            this.chkEnableSecurityProtocolTls13.UseVisualStyleBackColor = true;
+            // 
             // chkEnableAutoAdjustMainLvColWidth
             // 
             resources.ApplyResources(this.chkEnableAutoAdjustMainLvColWidth, "chkEnableAutoAdjustMainLvColWidth");
@@ -614,5 +622,6 @@
         private System.Windows.Forms.Label label15;
         private System.Windows.Forms.Button btnSetLoopback;
         private System.Windows.Forms.CheckBox chkEnableAutoAdjustMainLvColWidth;
+        private System.Windows.Forms.CheckBox chkEnableSecurityProtocolTls13;
     }
 }

v2rayN/v2rayN/Forms/OptionSettingForm.cs

@@ -124,6 +124,7 @@ namespace v2rayN.Forms
             cmbCoreType.SelectedIndex = (int)config.coreType;
             txtautoUpdateInterval.Text = config.autoUpdateInterval.ToString();
             chkEnableAutoAdjustMainLvColWidth.Checked = config.uiItem.enableAutoAdjustMainLvColWidth;
+            chkEnableSecurityProtocolTls13.Checked = config.enableSecurityProtocolTls13;
         }
         private void btnOK_Click(object sender, EventArgs e)
         {
@@ -308,6 +309,7 @@ namespace v2rayN.Forms
             config.coreType = (ECoreType)cmbCoreType.SelectedIndex;
             config.autoUpdateInterval = Utils.ToInt(txtautoUpdateInterval.Text);
             config.uiItem.enableAutoAdjustMainLvColWidth = chkEnableAutoAdjustMainLvColWidth.Checked;
+            config.enableSecurityProtocolTls13 = chkEnableSecurityProtocolTls13.Checked;
 
             return 0;
         }

v2rayN/v2rayN/Forms/OptionSettingForm.zh-Hans.resx

@@ -226,6 +226,9 @@
   <data name="tabPage6.Text" xml:space="preserve">
     <value>  Core:KCP设置  </value>
   </data>
+  <data name="chkEnableSecurityProtocolTls13.Text" xml:space="preserve">
+    <value>启用安全协议TLS v1.3 (订阅/检查更新/测速)</value>
+  </data>
   <data name="chkEnableAutoAdjustMainLvColWidth.Size" type="System.Drawing.Size, System.Drawing">
     <value>204, 16</value>
   </data>

v2rayN/v2rayN/Global.cs

@@ -175,10 +175,7 @@ namespace v2rayN
         /// Language
         /// </summary>
         public const string MyRegKeyLanguage = "CurrentLanguage";
-        /// <summary>
-        /// 
-        /// </summary>
-        public const string MyRegKeySecurityProtocolTls13 = "SecurityProtocolTls13";
+       
         /// <summary>
         /// Icon
         /// </summary>

v2rayN/v2rayN/Handler/DownloadHandle.cs

@@ -37,7 +37,7 @@ namespace v2rayN.Handler
             WebClientEx ws = new WebClientEx();
             try
             {
-                Utils.SetSecurityProtocol();
+                Utils.SetSecurityProtocol(LazyConfig.Instance.GetConfig().enableSecurityProtocolTls13);
                 UpdateCompleted?.Invoke(this, new ResultEventArgs(false, UIRes.I18N("Downloading")));
 
                 progressPercentage = -1;
@@ -136,7 +136,7 @@ namespace v2rayN.Handler
             string source = string.Empty;
             try
             {
-                Utils.SetSecurityProtocol();
+                Utils.SetSecurityProtocol(LazyConfig.Instance.GetConfig().enableSecurityProtocolTls13);
 
                 WebClientEx ws = new WebClientEx();
                 if (webProxy != null)
@@ -187,7 +187,7 @@ namespace v2rayN.Handler
             string source = string.Empty;
             try
             {
-                Utils.SetSecurityProtocol();
+                Utils.SetSecurityProtocol(LazyConfig.Instance.GetConfig().enableSecurityProtocolTls13);
 
                 WebClientEx ws = new WebClientEx();
 
@@ -205,7 +205,7 @@ namespace v2rayN.Handler
             WebClientEx ws = new WebClientEx();
             try
             {
-                Utils.SetSecurityProtocol();
+                Utils.SetSecurityProtocol(LazyConfig.Instance.GetConfig().enableSecurityProtocolTls13);
                 UpdateCompleted?.Invoke(this, new ResultEventArgs(false, UIRes.I18N("Downloading")));
 
                 progressPercentage = -1;

v2rayN/v2rayN/Handler/UpdateHandle.cs

@@ -293,7 +293,7 @@ namespace v2rayN.Handler
         {
             try
             {
-                Utils.SetSecurityProtocol();
+                Utils.SetSecurityProtocol(LazyConfig.Instance.GetConfig().enableSecurityProtocolTls13);
                 WebRequestHandler webRequestHandler = new WebRequestHandler
                 {
                     AllowAutoRedirect = false

v2rayN/v2rayN/Mode/Config.cs

@@ -11,13 +11,7 @@ namespace v2rayN.Mode
     [Serializable]
     public class Config
     {
-        /// <summary>
-        /// 本地监听
-        /// </summary>
-        public List<InItem> inbound
-        {
-            get; set;
-        }
+        #region property
 
         /// <summary>
         /// 允许日志
@@ -43,14 +37,6 @@ namespace v2rayN.Mode
             get; set;
         }
 
-        /// <summary>
-        /// vmess服务器信息
-        /// </summary>
-        public List<VmessItem> vmess
-        {
-            get; set;
-        }
-
         /// <summary>
         /// 允许Mux多路复用
         /// </summary>
@@ -59,14 +45,6 @@ namespace v2rayN.Mode
             get; set;
         }
 
-        /// <summary>
-        /// KcpItem
-        /// </summary>
-        public KcpItem kcpItem
-        {
-            get; set;
-        }
-
         /// <summary>
         /// 
         /// </summary>
@@ -107,7 +85,6 @@ namespace v2rayN.Mode
             get; set;
         }
 
-
         /// <summary>
         /// 自定义远程DNS
         /// </summary>
@@ -124,20 +101,6 @@ namespace v2rayN.Mode
             get; set;
         }
 
-        /// <summary>
-        /// 订阅
-        /// </summary>
-        public List<SubItem> subItem
-        {
-            get; set;
-        }
-        /// <summary>
-        /// UI
-        /// </summary>
-        public UIItem uiItem
-        {
-            get; set;
-        }
         /// <summary>
         /// 域名解析策略
         /// </summary>
@@ -153,10 +116,6 @@ namespace v2rayN.Mode
         {
             get; set;
         }
-        public List<RoutingItem> routings
-        {
-            get; set;
-        }
         public bool enableRoutingAdvanced
         {
             get; set;
@@ -184,11 +143,66 @@ namespace v2rayN.Mode
             get; set;
         } = 0;
 
+        public bool enableSecurityProtocolTls13
+        {
+            get; set;
+        }
+        
+        #endregion
+
+        #region other entities
+
+        /// <summary>
+        /// 本地监听
+        /// </summary>
+        public List<InItem> inbound
+        {
+            get; set;
+        }
+
+        /// <summary>
+        /// vmess服务器信息
+        /// </summary>
+        public List<VmessItem> vmess
+        {
+            get; set;
+        }
+
+        /// <summary>
+        /// KcpItem
+        /// </summary>
+        public KcpItem kcpItem
+        {
+            get; set;
+        }
+
+        /// <summary>
+        /// 订阅
+        /// </summary>
+        public List<SubItem> subItem
+        {
+            get; set;
+        }
+        /// <summary>
+        /// UI
+        /// </summary>
+        public UIItem uiItem
+        {
+            get; set;
+        }
+        public List<RoutingItem> routings
+        {
+            get; set;
+        }
+
         public ConstItem constItem
         {
             get; set;
         }
-        #region 函数
+
+        #endregion
+
+        #region function
 
         public string address()
         {
@@ -390,6 +404,7 @@ namespace v2rayN.Mode
             }
             return vmess.FindIndex(it => it.indexId == indexId);
         }
+        
         #endregion
 
     }

v2rayN/v2rayN/Tool/Utils.cs

@@ -715,11 +715,9 @@ namespace v2rayN
             return lstIPAddress;
         }
 
-        public static void SetSecurityProtocol()
+        public static void SetSecurityProtocol(bool enableSecurityProtocolTls13)
         {
-            string securityProtocolTls13 = RegReadValue(Global.MyRegPath, Global.MyRegKeySecurityProtocolTls13, "0");
-
-            if (securityProtocolTls13.Equals("1"))
+            if (enableSecurityProtocolTls13)
             {
                 ServicePointManager.SecurityProtocol = SecurityProtocolType.Ssl3
                                            | SecurityProtocolType.Tls