But after that, it’s simple, because all you have to do is count the notches, which I did: carefully, under a magnifying glass, at my kitchen table, no data centers required. This is the kind of code you learn in a comic book: one number corresponds to one letter. It’s a simple substitution, and you can use it to decode Manutius’s codex vitae in no time.
Wouldn't cryptographic analysis detect a simple key like that?
