Thanks, might well be something I need to look into depending on my decision.

Very good info and your comment has convinced me that fire is not the solution. I think I know what I can do instead, actually.

Thanks a lot

Yes. Ok well that complicates things, but I suppose a piece of string small enough may be able to dangle out of the closed door and maybe be slightly moved…

Ok, that’s a good point and something appreciated insight.

Additionally, in general, what digital signals (if any, reliably) are able to penetrate a locked safe?