If someone has the ability to penetrate tight security probably it is almost impossible for him to penetrate a gambling site as there are far other exchange sites that store more users funds.
That's why bitdice security is not that easy to penetrate and look at their thread
https://bitcointalk.org/index.php?topic=1706900.0 who are looking for those hackers whether they are white,black or gray. And that why gambling with bitdice is a lot more secured for the funds of its customers are truly safe and can't be bypass by any intruder.