Enumerate Private Key Containers Store C#

public void EnumerateKeyContainers()
{
    string appDataPath = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData);
    string programDataPath = Environment.GetFolderPath(Environment.SpecialFolder.CommonApplicationData);

    //string userStore = Path.Combine(appDataPath,"Microsoft\\Crypto\\RSA");
    string machineStore = Path.Combine(programDataPath,"Application Data\\Microsoft\\Crypto\\RSA\\MachineKeys");

    string[] files = Directory.GetFiles(machineStore);
    foreach (var file in files)
    {
        try
        {
            byte[] container = File.ReadAllBytes(file);
            string containerName = Encoding.UTF8.GetString(container, 40, container[8] - 1);

            CspParameters cspp = new CspParameters();
            cspp.KeyContainerName = containerName;
            cspp.Flags |= CspProviderFlags.UseMachineKeyStore;
            RSACryptoServiceProvider rsa = new RSACryptoServiceProvider(cspp);
            rsa.PersistKeyInCsp = true;

            string outputFileName = containerName + ".txt";
            using(StreamWriter streamWriter = new StreamWriter(Path.GetFullPath(outputFileName),false))
            {
                streamWriter.Write(rsa.ToXmlString(!rsa.PublicOnly));
                streamWriter.Flush();
            }
            rsa.Clear();
        }
        catch { }
    }
}