X500DistinguishedName Constructor (String, X500DistinguishedNameFlags)


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Initializes a new instance of the X500DistinguishedName class using the specified string and X500DistinguishedNameFlags flag.

Namespace:   System.Security.Cryptography.X509Certificates
Assembly:  System (in System.dll)

public X500DistinguishedName(
	string distinguishedName,
	X500DistinguishedNameFlags flag


Type: System.String

A string that represents the distinguished name.

Type: System.Security.Cryptography.X509Certificates.X500DistinguishedNameFlags

A bitwise combination of the enumeration values that specify the characteristics of the distinguished name.

The X500DistinguishedName class inherits from the AsnEncodedData class.

The following code example shows how to use the X500DistinguishedName class.

using System;
using System.Security.Cryptography;
using System.Security.Permissions;
using System.IO;
using System.Security.Cryptography.X509Certificates;

class X500Sample
	static void Main()
			X509Store store = new X509Store("MY", StoreLocation.CurrentUser);
			store.Open(OpenFlags.ReadOnly | OpenFlags.OpenExistingOnly);
			X509Certificate2Collection collection = (X509Certificate2Collection)store.Certificates;
			X509Certificate2Collection fcollection = (X509Certificate2Collection)collection.Find(X509FindType.FindByTimeValid, DateTime.Now, false);
			X509Certificate2Collection scollection = X509Certificate2UI.SelectFromCollection(fcollection, "Test Certificate Select", "Select a certificate from the following list to get information on that certificate", X509SelectionFlag.MultiSelection);
			Console.WriteLine("Number of certificates: {0}{1}", scollection.Count, Environment.NewLine);
			foreach (X509Certificate2 x509 in scollection)
				X500DistinguishedName dname = new X500DistinguishedName(x509.SubjectName);
				Console.WriteLine("X500DistinguishedName: {0}{1}", dname.Name, Environment.NewLine);
		catch (CryptographicException)
			Console.WriteLine("Information could not be written out for this certificate.");


.NET Framework
Available since 2.0
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