Encrypt connection string in NON ASP.Net applications

Question

I am working with C# & WPF and, of course, an app.config file. I have not been able to find an example of encrypted connection strings, stored in the app.config. There\'

Answer 1

Encrypt ConnectionStrings in App.config

private void ProtectSection(String sSectionName)
{
    // Open the app.config file.
    Configuration config = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None);
    // Get the section in the file.
    ConfigurationSection section = config.GetSection(sSectionName);
    // If the section exists and the section is not readonly, then protect the section.
    if (section != null)
    {
    if (!section.IsReadOnly())
        {
        // Protect the section.
            section.SectionInformation.ProtectSection("RsaProtectedConfigurationProvider");
            section.SectionInformation.ForceSave = true;
            // Save the change.
            config.Save(ConfigurationSaveMode.Modified);
         }
     }
}