AspNetDocs/aspnet/web-forms/overview/data-access/advanced-data-access-scenarios/protecting-connection-strings-and-other-configuration-information-cs/samples/sample2.cs at e0f872b8e3d7062d2fef5bfd236414ad5149f44b · dotnet/AspNetDocs · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
protected void EncryptConnStrings_Click(object sender, EventArgs e)
{
    // Get configuration information about Web.config
    Configuration config =
        WebConfigurationManager.OpenWebConfiguration(Request.ApplicationPath);
    // Let's work with the <connectionStrings> section
    ConfigurationSection connectionStrings = config.GetSection("connectionStrings");
    if (connectionStrings != null)
        // Only encrypt the section if it is not already protected
        if (!connectionStrings.SectionInformation.IsProtected)
        {
            // Encrypt the <connectionStrings> section using the
            // DataProtectionConfigurationProvider provider
            connectionStrings.SectionInformation.ProtectSection(
                "DataProtectionConfigurationProvider");
            config.Save();

            // Refresh the Web.config display
            DisplayWebConfig();
        }
}
protected void DecryptConnStrings_Click(object sender, EventArgs e)
{
    // Get configuration information about Web.config
    Configuration config =
        WebConfigurationManager.OpenWebConfiguration(Request.ApplicationPath);
    // Let's work with the <connectionStrings> section
    ConfigurationSection connectionStrings =
        config.GetSection("connectionStrings");
    if (connectionStrings != null)
        // Only decrypt the section if it is protected
        if (connectionStrings.SectionInformation.IsProtected)
        {
            // Decrypt the <connectionStrings> section
            connectionStrings.SectionInformation.UnprotectSection();
            config.Save();
            // Refresh the Web.config display
            DisplayWebConfig();
        }
}