Of course it's an interesting idea, but the idea hasn't been fully had yet. "A variety of checklists to prove you're the rightful owner" doesn't actually mean a

Of course it's an interesting idea, but the idea hasn't been fully had yet. "A variety of checklists to prove you're the rightful owner" doesn't actually mean anything without some examples of what the checklists are going to be. Put another way, what does "security through obscurity" refer to? Why do we only use cryptographic methods that are totally explained, rather than those that keep their procedure secret?