public string Base64Encode(string data)
{
return Convert.ToBase64String(Encoding.UTF8.GetBytes(data));
}
public string Base64Decode(string data)
{
try {
return Encoding.UTF8.GetString(Convert.FromBase64String(data));
} catch {
// you can replace this with string.Empty if you'd prefer
// or you could add a MessageBox.Show call
return null;
}
}