Ever seen a lock with a round key and thought what wizardry it is? That’s a tubular lock, although some folks call it an Ace, barrel, or circle pin tumbler lock. It’s the go-to gadget for vending ...

Locks are designed to keep honest people out. (Dishonest people can always break a window.) But that doesn't mean that honest people can't enjoy picking them. I've been an amateur lock picker for four ...