<system.net>
  <mailSettings>
   <smtp from="email@domain.com" deliveryMethod="Network">
    <network clientDomain="www.domain.com" host="smtp.live.com" defaultCredentials="false" port="25" userName=" email@domain.com " password="password" enableSsl="true" />
   </smtp>
  </mailSettings>
 </system.net>

param(
  [String] $appPath = $(throw "Application exe file path is mandatory"),
  [String] $sectionName = $(throw "Configuration section is mandatory"),
  [String] $dataProtectionProvider = "DataProtectionConfigurationProvider"
)

#The System.Configuration assembly must be loaded
$configurationAssembly = "System.Configuration, Version=2.0.0.0, Culture=Neutral, PublicKeyToken=b03f5f7f11d50a3a"
[void] [Reflection.Assembly]::Load($configurationAssembly)

Write-Host "Encrypting configuration section..."

$configuration = [System.Configuration.ConfigurationManager]::OpenExeConfiguration($appPath)
$section = $configuration.GetSection($sectionName)

if (-not $section.SectionInformation.IsProtected)
{
  $section.SectionInformation.ProtectSection($dataProtectionProvider);
  $section.SectionInformation.ForceSave = [System.Boolean]::True;
  $configuration.Save([System.Configuration.ConfigurationSaveMode]::Modified);
}

Write-Host "Succeeded!"

powershell "& ""C:Documents and SettingsVlericPMy DocumentsWindowsPowerShellEncryptAppConfigSection.ps1""" '$(TargetPath)' 'connectionStrings'

string provider = "RSAProtectedConfigurationProvider";


string section = "connectionStrings";

protected void btnEncrypt_Click(object sender, EventArgs e)

{

   Configuration confg =
   WebConfigurationManager.OpenWebConfiguration(Request.ApplicationPath);

   ConfigurationSection configSect = confg.GetSection(section);

   if (configSect != null)

   {
      configSect.SectionInformation.ProtectSection(provider);
      confg.Save();

   }

}
protected void btnDecrypt_Click(object sender, EventArgs e)
{
    Configuration config =
        WebConfigurationManager.OpenWebConfiguration(Request.ApplicationPath);
    ConfigurationSection configSect = config.GetSection(section);
    if (configSect.SectionInformation.IsProtected)
    {
        configSect.SectionInformation.UnprotectSection();
        config.Save();
    }
}