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Why the fuck is TLS 1.2 disabled by default in .NET on some computers

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This commit is contained in:
chylex 2018-02-25 23:15:00 +01:00
parent 9041bfc627
commit 45c79643d6
2 changed files with 13 additions and 0 deletions

2
Core/Utils/BrowserUtils.cs
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@ -137,6 +137,8 @@ public static string GetErrorName(CefErrorCode code){
} }
public static WebClient CreateWebClient(){ public static WebClient CreateWebClient(){
WindowsUtils.EnsureTLS12();
WebClient client = new WebClient{ Proxy = null }; WebClient client = new WebClient{ Proxy = null };
client.Headers[HttpRequestHeader.UserAgent] = HeaderUserAgent; client.Headers[HttpRequestHeader.UserAgent] = HeaderUserAgent;
return client; return client;

11
Core/Utils/WindowsUtils.cs
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@ -3,6 +3,7 @@
using System.ComponentModel; using System.ComponentModel;
using System.Diagnostics; using System.Diagnostics;
using System.IO; using System.IO;
using System.Net;
using System.Runtime.InteropServices; using System.Runtime.InteropServices;
using System.Text.RegularExpressions; using System.Text.RegularExpressions;
using System.Threading; using System.Threading;
@ -16,6 +17,8 @@ static class WindowsUtils{
public static int CurrentProcessID { get; } public static int CurrentProcessID { get; }
public static bool ShouldAvoidToolWindow { get; } public static bool ShouldAvoidToolWindow { get; }
private static bool HasMicrosoftBeenBroughtTo2008Yet;
static WindowsUtils(){ static WindowsUtils(){
using(Process me = Process.GetCurrentProcess()){ using(Process me = Process.GetCurrentProcess()){
@ -25,6 +28,14 @@ static WindowsUtils(){
Version ver = Environment.OSVersion.Version; Version ver = Environment.OSVersion.Version;
ShouldAvoidToolWindow = ver.Major == 6 && ver.Minor == 2; // windows 8/10 ShouldAvoidToolWindow = ver.Major == 6 && ver.Minor == 2; // windows 8/10
} }
public static void EnsureTLS12(){
if (!HasMicrosoftBeenBroughtTo2008Yet){
ServicePointManager.SecurityProtocol |= SecurityProtocolType.Tls12;
ServicePointManager.SecurityProtocol &= ~(SecurityProtocolType.Ssl3 | SecurityProtocolType.Tls | SecurityProtocolType.Tls11);
HasMicrosoftBeenBroughtTo2008Yet = true;
}
}
public static void CreateDirectoryForFile(string file){ public static void CreateDirectoryForFile(string file){
string dir = Path.GetDirectoryName(file); string dir = Path.GetDirectoryName(file);