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.net Framework — V 4.6.2

using System.Security.Cryptography.Xml; using System.Xml; SignedXml signedXml = new SignedXml(doc); Reference reference = new Reference(); reference.Uri = ""; reference.AddTransform(new XmlDsigEnvelopedSignatureTransform()); reference.DigestMethod = SignedXml.XmlDsigSHA256Url; signedXml.AddReference(reference); 📁 Long Path Support // Enable long paths (app.config or code) AppContext.SetSwitch("Switch.System.IO.UseLegacyPathHandling", false); AppContext.SetSwitch("Switch.System.IO.BlockLongPaths", false); Directory.CreateDirectory(@"\?\C:\very\long\path..."); 3. Sample Console Application using System; using System.Net; using System.Runtime.InteropServices; class NetFramework462Demo

Console.WriteLine($".NET Framework Version: RuntimeInformation.FrameworkDescription"); Console.WriteLine($"TLS Supported: ServicePointManager.SecurityProtocol"); .net framework v 4.6.2

// Demonstrate TLS 1.2 ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls12; Console.WriteLine("✅ TLS 1.2 enabled by default in 4.6.2"); using System

using System.Security.Cryptography.Xml; using System.Xml; SignedXml signedXml = new SignedXml(doc); Reference reference = new Reference(); reference.Uri = ""; reference.AddTransform(new XmlDsigEnvelopedSignatureTransform()); reference.DigestMethod = SignedXml.XmlDsigSHA256Url; signedXml.AddReference(reference); 📁 Long Path Support // Enable long paths (app.config or code) AppContext.SetSwitch("Switch.System.IO.UseLegacyPathHandling", false); AppContext.SetSwitch("Switch.System.IO.BlockLongPaths", false); Directory.CreateDirectory(@"\?\C:\very\long\path..."); 3. Sample Console Application using System; using System.Net; using System.Runtime.InteropServices; class NetFramework462Demo

Console.WriteLine($".NET Framework Version: RuntimeInformation.FrameworkDescription"); Console.WriteLine($"TLS Supported: ServicePointManager.SecurityProtocol");

// Demonstrate TLS 1.2 ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls12; Console.WriteLine("✅ TLS 1.2 enabled by default in 4.6.2");