I stopped counting when we passed 21 BILLION possible combinations for our security system, and that was in the first couple of rooms. If you were to try and break into this thing you would be trying for all eternity! Filming channel: https://www.youtube.com/user/ThatMumboJumbo2 Instagram: https://www.instagram.com/officialmumbo/ Twitter: https://twitter.com/ThatMumboJumbo