加密配置节

protected void Button1_Click(object sender, EventArgs e)
{
	Configuration config = WebConfigurationManager.OpenWebConfiguration(Request.ApplicationPath);
	ConfigurationSection appSettings = config.GetSection("connectionStrings");
	if (appSettings.SectionInformation.IsProtected)
	{
		appSettings.SectionInformation.UnprotectSection();
		lblInfo.Text = "配置节已解密！";
	}
	else
	{
		appSettings.SectionInformation.ProtectSection( "DataProtectionConfigurationProvider");
		Button1.Text = "解密";
		lblInfo.Text = "已加密配置节！";
	}
	config.Save();
}