X509Certificate2.ToString Methode
Definition
Wichtig
Einige Informationen beziehen sich auf Vorabversionen, die vor dem Release ggf. grundlegend überarbeitet werden. Microsoft übernimmt hinsichtlich der hier bereitgestellten Informationen keine Gewährleistungen, seien sie ausdrücklich oder konkludent.
Zeigt ein X.509-Zertifikat in Textformat an.
Überlädt
ToString() |
Zeigt ein X.509-Zertifikat in Textformat an. |
ToString(Boolean) |
Zeigt ein X.509-Zertifikat in Textformat an. |
ToString()
Zeigt ein X.509-Zertifikat in Textformat an.
public:
override System::String ^ ToString();
public override string ToString ();
override this.ToString : unit -> string
Public Overrides Function ToString () As String
Gibt zurück
Die Zertifikatsinformationen.
Beispiele
Im folgenden Codebeispiel wird eine ausführbare Befehlszeile erstellt, die eine Zertifikatdatei als Argument verwendet und verschiedene Zertifikateigenschaften in die Konsole druckt.
#using <System.dll>
using namespace System;
using namespace System::Security::Cryptography;
using namespace System::Security::Permissions;
using namespace System::IO;
using namespace System::Security::Cryptography::X509Certificates;
//Reads a file.
array<Byte>^ ReadFile( String^ fileName )
{
FileStream^ f = gcnew FileStream( fileName,FileMode::Open,FileAccess::Read );
int size = (int)f->Length;
array<Byte>^data = gcnew array<Byte>(size);
size = f->Read( data, 0, size );
f->Close();
return data;
}
[SecurityPermissionAttribute(SecurityAction::LinkDemand, Unrestricted = true)]
int main()
{
array<String^>^args = Environment::GetCommandLineArgs();
//Test for correct number of arguments.
if ( args->Length < 2 )
{
Console::WriteLine( "Usage: CertInfo <filename>" );
return -1;
}
try
{
System::Security::Cryptography::X509Certificates::X509Certificate2 ^ x509 =
gcnew System::Security::Cryptography::X509Certificates::X509Certificate2;
//Create X509Certificate2 object from .cer file.
array<Byte>^rawData = ReadFile( args[ 1 ] );
x509->Import(rawData);
//Print to console information contained in the certificate.
Console::WriteLine( "{0}Subject: {1}{0}", Environment::NewLine, x509->Subject );
Console::WriteLine( "{0}Issuer: {1}{0}", Environment::NewLine, x509->Issuer );
Console::WriteLine( "{0}Version: {1}{0}", Environment::NewLine, x509->Version );
Console::WriteLine( "{0}Valid Date: {1}{0}", Environment::NewLine, x509->NotBefore );
Console::WriteLine( "{0}Expiry Date: {1}{0}", Environment::NewLine, x509->NotAfter );
Console::WriteLine( "{0}Thumbprint: {1}{0}", Environment::NewLine, x509->Thumbprint );
Console::WriteLine( "{0}Serial Number: {1}{0}", Environment::NewLine, x509->SerialNumber );
Console::WriteLine( "{0}Friendly Name: {1}{0}", Environment::NewLine, x509->PublicKey->Oid->FriendlyName );
Console::WriteLine( "{0}Public Key Format: {1}{0}", Environment::NewLine, x509->PublicKey->EncodedKeyValue->Format(true) );
Console::WriteLine( "{0}Raw Data Length: {1}{0}", Environment::NewLine, x509->RawData->Length );
Console::WriteLine( "{0}Certificate to string: {1}{0}", Environment::NewLine, x509->ToString( true ) );
Console::WriteLine( "{0}Certificate to XML String: {1}{0}", Environment::NewLine, x509->PublicKey->Key->ToXmlString( false ) );
//Add the certificate to a X509Store.
X509Store ^ store = gcnew X509Store;
store->Open( OpenFlags::MaxAllowed );
store->Add( x509 );
store->Close();
}
catch ( DirectoryNotFoundException^ )
{
Console::WriteLine( "Error: The directory specified could not be found." );
}
catch ( IOException^ )
{
Console::WriteLine( "Error: A file in the directory could not be accessed." );
}
catch ( NullReferenceException^ )
{
Console::WriteLine( "File must be a .cer file. Program does not have access to that type of file." );
}
}
using System;
using System.Security.Cryptography;
using System.Security.Permissions;
using System.IO;
using System.Security.Cryptography.X509Certificates;
class CertInfo
{
//Reads a file.
internal static byte[] ReadFile (string fileName)
{
FileStream f = new FileStream(fileName, FileMode.Open, FileAccess.Read);
int size = (int)f.Length;
byte[] data = new byte[size];
size = f.Read(data, 0, size);
f.Close();
return data;
}
//Main method begins here.
static void Main(string[] args)
{
//Test for correct number of arguments.
if (args.Length < 1)
{
Console.WriteLine("Usage: CertInfo <filename>");
return;
}
try
{
X509Certificate2 x509 = new X509Certificate2();
//Create X509Certificate2 object from .cer file.
byte[] rawData = ReadFile(args[0]);
x509.Import(rawData);
//Print to console information contained in the certificate.
Console.WriteLine("{0}Subject: {1}{0}", Environment.NewLine, x509.Subject);
Console.WriteLine("{0}Issuer: {1}{0}", Environment.NewLine, x509.Issuer);
Console.WriteLine("{0}Version: {1}{0}", Environment.NewLine, x509.Version);
Console.WriteLine("{0}Valid Date: {1}{0}", Environment.NewLine, x509.NotBefore);
Console.WriteLine("{0}Expiry Date: {1}{0}", Environment.NewLine, x509.NotAfter);
Console.WriteLine("{0}Thumbprint: {1}{0}", Environment.NewLine, x509.Thumbprint);
Console.WriteLine("{0}Serial Number: {1}{0}", Environment.NewLine, x509.SerialNumber);
Console.WriteLine("{0}Friendly Name: {1}{0}", Environment.NewLine, x509.PublicKey.Oid.FriendlyName);
Console.WriteLine("{0}Public Key Format: {1}{0}", Environment.NewLine, x509.PublicKey.EncodedKeyValue.Format(true));
Console.WriteLine("{0}Raw Data Length: {1}{0}", Environment.NewLine, x509.RawData.Length);
Console.WriteLine("{0}Certificate to string: {1}{0}", Environment.NewLine, x509.ToString(true));
Console.WriteLine("{0}Certificate to XML String: {1}{0}", Environment.NewLine, x509.PublicKey.Key.ToXmlString(false));
//Add the certificate to a X509Store.
X509Store store = new X509Store();
store.Open(OpenFlags.MaxAllowed);
store.Add(x509);
store.Close();
}
catch (DirectoryNotFoundException)
{
Console.WriteLine("Error: The directory specified could not be found.");
}
catch (IOException)
{
Console.WriteLine("Error: A file in the directory could not be accessed.");
}
catch (NullReferenceException)
{
Console.WriteLine("File must be a .cer file. Program does not have access to that type of file.");
}
}
}
Imports System.Security.Cryptography
Imports System.Security.Permissions
Imports System.IO
Imports System.Security.Cryptography.X509Certificates
Class CertInfo
'Reads a file.
Friend Shared Function ReadFile(ByVal fileName As String) As Byte()
Dim f As New FileStream(fileName, FileMode.Open, FileAccess.Read)
Dim size As Integer = Fix(f.Length)
Dim data(size - 1) As Byte
size = f.Read(data, 0, size)
f.Close()
Return data
End Function
<SecurityPermission(SecurityAction.LinkDemand, Unrestricted:=True)> _
Shared Sub Main(ByVal args() As String)
'Test for correct number of arguments.
If args.Length < 1 Then
Console.WriteLine("Usage: CertInfo <filename>")
Return
End If
Try
Dim x509 As New X509Certificate2()
'Create X509Certificate2 object from .cer file.
Dim rawData As Byte() = ReadFile(args(0))
x509.Import(rawData)
'Print to console information contained in the certificate.
Console.WriteLine("{0}Subject: {1}{0}", Environment.NewLine, x509.Subject)
Console.WriteLine("{0}Issuer: {1}{0}", Environment.NewLine, x509.Issuer)
Console.WriteLine("{0}Version: {1}{0}", Environment.NewLine, x509.Version)
Console.WriteLine("{0}Valid Date: {1}{0}", Environment.NewLine, x509.NotBefore)
Console.WriteLine("{0}Expiry Date: {1}{0}", Environment.NewLine, x509.NotAfter)
Console.WriteLine("{0}Thumbprint: {1}{0}", Environment.NewLine, x509.Thumbprint)
Console.WriteLine("{0}Serial Number: {1}{0}", Environment.NewLine, x509.SerialNumber)
Console.WriteLine("{0}Friendly Name: {1}{0}", Environment.NewLine, x509.PublicKey.Oid.FriendlyName)
Console.WriteLine("{0}Public Key Format: {1}{0}", Environment.NewLine, x509.PublicKey.EncodedKeyValue.Format(True))
Console.WriteLine("{0}Raw Data Length: {1}{0}", Environment.NewLine, x509.RawData.Length)
Console.WriteLine("{0}Certificate to string: {1}{0}", Environment.NewLine, x509.ToString(True))
Console.WriteLine("{0}Certificate to XML String: {1}{0}", Environment.NewLine, x509.PublicKey.Key.ToXmlString(False))
'Add the certificate to a X509Store.
Dim store As New X509Store()
store.Open(OpenFlags.MaxAllowed)
store.Add(x509)
store.Close()
Catch dnfExcept As DirectoryNotFoundException
Console.WriteLine("Error: The directory specified could not be found.")
Catch ioExpcept As IOException
Console.WriteLine("Error: A file in the directory could not be accessed.")
Catch nrExcept As NullReferenceException
Console.WriteLine("File must be a .cer file. Program does not have access to that type of file.")
End Try
End Sub
End Class
Hinweise
Wie bei allen ToString
Methoden ist die Ausgabe möglicherweise nicht in allen Versionen der .NET Framework konsistent, sodass die Methodenergebnisse nicht für Inhalte analysiert werden sollten. Verwenden Sie die Eigenschaften des X509Certificate2 Objekts, um präzise Informationen zum Inhalt abzurufen oder die ToString Methode zum Abrufen von Informationen über das Zertifikat zu verwenden.
Diese Methode zeigt das Zertifikat im Textformat an.
Gilt für
ToString(Boolean)
Zeigt ein X.509-Zertifikat in Textformat an.
public:
override System::String ^ ToString(bool verbose);
public override string ToString (bool verbose);
override this.ToString : bool -> string
Public Overrides Function ToString (verbose As Boolean) As String
Parameter
- verbose
- Boolean
true
, um den öffentlichen Schlüssel, den privaten Schlüssel, Erweiterungen usw. anzuzeigen, false
, um Informationen anzuzeigen, die denen der X509Certificate2-Klasse ähneln, z. B. Fingerabdruck, Seriennummer, Name von Antragsteller und Aussteller usw.
Gibt zurück
Die Zertifikatsinformationen.
Beispiele
Im folgenden Codebeispiel wird eine ausführbare Befehlszeile erstellt, die eine Zertifikatdatei als Argument verwendet und verschiedene Zertifikateigenschaften in die Konsole druckt.
#using <System.dll>
using namespace System;
using namespace System::Security::Cryptography;
using namespace System::Security::Permissions;
using namespace System::IO;
using namespace System::Security::Cryptography::X509Certificates;
//Reads a file.
array<Byte>^ ReadFile( String^ fileName )
{
FileStream^ f = gcnew FileStream( fileName,FileMode::Open,FileAccess::Read );
int size = (int)f->Length;
array<Byte>^data = gcnew array<Byte>(size);
size = f->Read( data, 0, size );
f->Close();
return data;
}
[SecurityPermissionAttribute(SecurityAction::LinkDemand, Unrestricted = true)]
int main()
{
array<String^>^args = Environment::GetCommandLineArgs();
//Test for correct number of arguments.
if ( args->Length < 2 )
{
Console::WriteLine( "Usage: CertInfo <filename>" );
return -1;
}
try
{
System::Security::Cryptography::X509Certificates::X509Certificate2 ^ x509 =
gcnew System::Security::Cryptography::X509Certificates::X509Certificate2;
//Create X509Certificate2 object from .cer file.
array<Byte>^rawData = ReadFile( args[ 1 ] );
x509->Import(rawData);
//Print to console information contained in the certificate.
Console::WriteLine( "{0}Subject: {1}{0}", Environment::NewLine, x509->Subject );
Console::WriteLine( "{0}Issuer: {1}{0}", Environment::NewLine, x509->Issuer );
Console::WriteLine( "{0}Version: {1}{0}", Environment::NewLine, x509->Version );
Console::WriteLine( "{0}Valid Date: {1}{0}", Environment::NewLine, x509->NotBefore );
Console::WriteLine( "{0}Expiry Date: {1}{0}", Environment::NewLine, x509->NotAfter );
Console::WriteLine( "{0}Thumbprint: {1}{0}", Environment::NewLine, x509->Thumbprint );
Console::WriteLine( "{0}Serial Number: {1}{0}", Environment::NewLine, x509->SerialNumber );
Console::WriteLine( "{0}Friendly Name: {1}{0}", Environment::NewLine, x509->PublicKey->Oid->FriendlyName );
Console::WriteLine( "{0}Public Key Format: {1}{0}", Environment::NewLine, x509->PublicKey->EncodedKeyValue->Format(true) );
Console::WriteLine( "{0}Raw Data Length: {1}{0}", Environment::NewLine, x509->RawData->Length );
Console::WriteLine( "{0}Certificate to string: {1}{0}", Environment::NewLine, x509->ToString( true ) );
Console::WriteLine( "{0}Certificate to XML String: {1}{0}", Environment::NewLine, x509->PublicKey->Key->ToXmlString( false ) );
//Add the certificate to a X509Store.
X509Store ^ store = gcnew X509Store;
store->Open( OpenFlags::MaxAllowed );
store->Add( x509 );
store->Close();
}
catch ( DirectoryNotFoundException^ )
{
Console::WriteLine( "Error: The directory specified could not be found." );
}
catch ( IOException^ )
{
Console::WriteLine( "Error: A file in the directory could not be accessed." );
}
catch ( NullReferenceException^ )
{
Console::WriteLine( "File must be a .cer file. Program does not have access to that type of file." );
}
}
using System;
using System.Security.Cryptography;
using System.Security.Permissions;
using System.IO;
using System.Security.Cryptography.X509Certificates;
class CertInfo
{
//Reads a file.
internal static byte[] ReadFile (string fileName)
{
FileStream f = new FileStream(fileName, FileMode.Open, FileAccess.Read);
int size = (int)f.Length;
byte[] data = new byte[size];
size = f.Read(data, 0, size);
f.Close();
return data;
}
//Main method begins here.
static void Main(string[] args)
{
//Test for correct number of arguments.
if (args.Length < 1)
{
Console.WriteLine("Usage: CertInfo <filename>");
return;
}
try
{
X509Certificate2 x509 = new X509Certificate2();
//Create X509Certificate2 object from .cer file.
byte[] rawData = ReadFile(args[0]);
x509.Import(rawData);
//Print to console information contained in the certificate.
Console.WriteLine("{0}Subject: {1}{0}", Environment.NewLine, x509.Subject);
Console.WriteLine("{0}Issuer: {1}{0}", Environment.NewLine, x509.Issuer);
Console.WriteLine("{0}Version: {1}{0}", Environment.NewLine, x509.Version);
Console.WriteLine("{0}Valid Date: {1}{0}", Environment.NewLine, x509.NotBefore);
Console.WriteLine("{0}Expiry Date: {1}{0}", Environment.NewLine, x509.NotAfter);
Console.WriteLine("{0}Thumbprint: {1}{0}", Environment.NewLine, x509.Thumbprint);
Console.WriteLine("{0}Serial Number: {1}{0}", Environment.NewLine, x509.SerialNumber);
Console.WriteLine("{0}Friendly Name: {1}{0}", Environment.NewLine, x509.PublicKey.Oid.FriendlyName);
Console.WriteLine("{0}Public Key Format: {1}{0}", Environment.NewLine, x509.PublicKey.EncodedKeyValue.Format(true));
Console.WriteLine("{0}Raw Data Length: {1}{0}", Environment.NewLine, x509.RawData.Length);
Console.WriteLine("{0}Certificate to string: {1}{0}", Environment.NewLine, x509.ToString(true));
Console.WriteLine("{0}Certificate to XML String: {1}{0}", Environment.NewLine, x509.PublicKey.Key.ToXmlString(false));
//Add the certificate to a X509Store.
X509Store store = new X509Store();
store.Open(OpenFlags.MaxAllowed);
store.Add(x509);
store.Close();
}
catch (DirectoryNotFoundException)
{
Console.WriteLine("Error: The directory specified could not be found.");
}
catch (IOException)
{
Console.WriteLine("Error: A file in the directory could not be accessed.");
}
catch (NullReferenceException)
{
Console.WriteLine("File must be a .cer file. Program does not have access to that type of file.");
}
}
}
Imports System.Security.Cryptography
Imports System.Security.Permissions
Imports System.IO
Imports System.Security.Cryptography.X509Certificates
Class CertInfo
'Reads a file.
Friend Shared Function ReadFile(ByVal fileName As String) As Byte()
Dim f As New FileStream(fileName, FileMode.Open, FileAccess.Read)
Dim size As Integer = Fix(f.Length)
Dim data(size - 1) As Byte
size = f.Read(data, 0, size)
f.Close()
Return data
End Function
<SecurityPermission(SecurityAction.LinkDemand, Unrestricted:=True)> _
Shared Sub Main(ByVal args() As String)
'Test for correct number of arguments.
If args.Length < 1 Then
Console.WriteLine("Usage: CertInfo <filename>")
Return
End If
Try
Dim x509 As New X509Certificate2()
'Create X509Certificate2 object from .cer file.
Dim rawData As Byte() = ReadFile(args(0))
x509.Import(rawData)
'Print to console information contained in the certificate.
Console.WriteLine("{0}Subject: {1}{0}", Environment.NewLine, x509.Subject)
Console.WriteLine("{0}Issuer: {1}{0}", Environment.NewLine, x509.Issuer)
Console.WriteLine("{0}Version: {1}{0}", Environment.NewLine, x509.Version)
Console.WriteLine("{0}Valid Date: {1}{0}", Environment.NewLine, x509.NotBefore)
Console.WriteLine("{0}Expiry Date: {1}{0}", Environment.NewLine, x509.NotAfter)
Console.WriteLine("{0}Thumbprint: {1}{0}", Environment.NewLine, x509.Thumbprint)
Console.WriteLine("{0}Serial Number: {1}{0}", Environment.NewLine, x509.SerialNumber)
Console.WriteLine("{0}Friendly Name: {1}{0}", Environment.NewLine, x509.PublicKey.Oid.FriendlyName)
Console.WriteLine("{0}Public Key Format: {1}{0}", Environment.NewLine, x509.PublicKey.EncodedKeyValue.Format(True))
Console.WriteLine("{0}Raw Data Length: {1}{0}", Environment.NewLine, x509.RawData.Length)
Console.WriteLine("{0}Certificate to string: {1}{0}", Environment.NewLine, x509.ToString(True))
Console.WriteLine("{0}Certificate to XML String: {1}{0}", Environment.NewLine, x509.PublicKey.Key.ToXmlString(False))
'Add the certificate to a X509Store.
Dim store As New X509Store()
store.Open(OpenFlags.MaxAllowed)
store.Add(x509)
store.Close()
Catch dnfExcept As DirectoryNotFoundException
Console.WriteLine("Error: The directory specified could not be found.")
Catch ioExpcept As IOException
Console.WriteLine("Error: A file in the directory could not be accessed.")
Catch nrExcept As NullReferenceException
Console.WriteLine("File must be a .cer file. Program does not have access to that type of file.")
End Try
End Sub
End Class
Hinweise
Wie bei allen ToString
Methoden ist die Ausgabe möglicherweise nicht in allen Versionen der .NET Framework konsistent, sodass die Methodenergebnisse nicht für Inhalte analysiert werden sollten. Verwenden Sie die Eigenschaften des X509Certificate2 Objekts, um präzise Informationen abzurufen.
Diese Methode zeigt das Zertifikat im Textformat an. Wenn der Parameter auf true
festgelegt ist, enthält die verbose
Textanzeige den öffentlichen Schlüssel, den privaten Schlüssel und erweiterungen. Wenn verbose
sie festgelegt false
ist, enthält die Textanzeige diese Felder, die aus dem X.509-Zertifikat verfügbar sind, einschließlich Fingerabdruck, Seriennummer, Betreff- und Ausstellernamen und Gültigkeitsdatumsinformationen.