ProtectedConfigurationSection Classe

Définition

public ref class ProtectedConfigurationSection sealed : System::Configuration::ConfigurationSection

public sealed class ProtectedConfigurationSection : System.Configuration.ConfigurationSection

type ProtectedConfigurationSection = class
    inherit ConfigurationSection

Public NotInheritable Class ProtectedConfigurationSection
Inherits ConfigurationSection

Héritage

Object

ConfigurationElement

ConfigurationSection

ProtectedConfigurationSection

Exemples

L’extrait de fichier de configuration suivant montre comment spécifier de manière déclarative les fournisseurs de données protégés.

<configProtectedData defaultProvider="RsaProtectedConfigurationProvider">
  <providers>
    <clear />
      <add keyContainerName="NetFrameworkConfigurationKey" cspProviderName="" useMachineContainer="true" useOAEP="false" description="Uses RsaCryptoServiceProvider to encrypt and decrypt" name="RsaProtectedConfigurationProvider" type="System.Configuration.RsaProtectedConfigurationProvider,System.Configuration, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a" />

      <add useMachineProtection="true" description="Uses CryptProtectData and CryptUnProtectData Windows APIs to encrypt and decrypt" keyEntropy="" name="DataProtectionConfigurationProvider" type="System.Configuration.DpapiProtectedConfigurationProvider,System.Configuration, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a" />

  </providers>
</configProtectedData>

L’exemple de code suivant montre comment utiliser la ProtectedConfigurationSection classe pour accéder par programmation aux valeurs dans la configProtectedData section fichier de configuration.

using System;
using System.IO;
using System.Configuration;

namespace Samples.Aspnet
{
    // Shows how to use ProtectedConfigurationSection.
    class UsingProtectedConfigurationSection
    {

        static void GetDefaultProvider()
        {
            try
            {
                // Get the application configuration.
                Configuration config =
                    ConfigurationManager.OpenExeConfiguration(
                    ConfigurationUserLevel.None);

                // Get the protected configuration section.
                ProtectedConfigurationSection pcSection =
                    (System.Configuration.ProtectedConfigurationSection)
                    config.GetSection("configProtectedData");

                // Get the current DefaultProvider.
                Console.WriteLine(
                    "Protected configuration section default provider:");
                Console.WriteLine("  {0}", pcSection.DefaultProvider);
            }
            catch (ConfigurationErrorsException e)
            {
                Console.WriteLine(e.ToString());
            }
        }

        static void GetProviderCollection()
        {

            try
            {
                // Get the application configuration.
                Configuration config =
                    ConfigurationManager.OpenExeConfiguration(
                    ConfigurationUserLevel.None);

                // Get the protected configuration section.
                ProtectedConfigurationSection pcSection =
                    (System.Configuration.ProtectedConfigurationSection)
                    config.GetSection("configProtectedData");

                Console.WriteLine(
               "Protected configuration section providers:");
                foreach (ProviderSettings ps in
                pcSection.Providers)
                {
                    Console.WriteLine("  {0}", ps.Name);
                }
            }
            catch (ConfigurationErrorsException e)
            {
                Console.WriteLine(e.ToString());
            }
        }

        public static void Main()
        {
            GetDefaultProvider();
            GetProviderCollection();
        }
    }
}

Imports System.IO
Imports System.Configuration


' Shows how to use ProtectedConfigurationSection.

Class UsingProtectedConfigurationSection
    
    
    Shared Sub GetDefaultProvider() 
        Try
            ' Get the application configuration.
            Dim config As Configuration = _
            ConfigurationManager.OpenExeConfiguration( _
            ConfigurationUserLevel.None)
            
            ' Get the protected configuration section.
            Dim pcSection _
            As ProtectedConfigurationSection = _
            CType(config.GetSection( _
            "configProtectedData"), _
            System.Configuration.ProtectedConfigurationSection)
            
            ' Get the current DefaultProvider.
            Console.WriteLine( _
            "Protected configuration section default provider:")
            Console.WriteLine("{0}", _
            pcSection.DefaultProvider)
        
        Catch e As ConfigurationErrorsException
            Console.WriteLine(e.ToString())
        End Try
    
    End Sub
     
    
    Shared Sub GetProviderCollection() 
        
        Try
            ' Get the application configuration.
            Dim config As Configuration = _
            ConfigurationManager.OpenExeConfiguration( _
            ConfigurationUserLevel.None)

            ' Get the protected configuration section.
            Dim pcSection _
            As ProtectedConfigurationSection = _
            CType(config.GetSection( _
            "configProtectedData"), _
            System.Configuration.ProtectedConfigurationSection)

            Console.WriteLine( _
            "Protected configuration section providers:")
            Dim ps As ProviderSettings
            For Each ps In  pcSection.Providers
                Console.WriteLine("  {0}", ps.Name)
            Next ps
        
        Catch e As ConfigurationErrorsException
            Console.WriteLine(e.ToString())
        End Try
    
    End Sub
     

    Public Shared Sub Main() 
        GetDefaultProvider()
        GetProviderCollection()
    
    End Sub
End Class

Remarques

La configProtectedData section fichier de configuration contient une collection de fournisseurs de données protégés dans son providers élément.

Voir aussi

• ProtectedConfiguration
• ProtectedConfigurationProvider
• ProtectedConfigurationProviderCollection
• ProtectedProviderSettings
• Services de chiffrement