.NET 4.8 TLS 1.3 Issue on Windows 10
问题 A .NET 4.8 application running on Windows 10 (version 10.0.19041) with enabled TLS 1.3 using the registry as per how to enable TLS 1.3 in windows 10 However running the following code: try { System.Net.ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls13; using (var client = new WebClient()) { var img = client.DownloadData("URL of an image - Only TLS 1.3 at client side - removed for privacy purposes"); MemoryStream ms = new MemoryStream(img); Image i = Image.FromStream(ms); i