The Secret Code of Beatrix Potter
Tagsindustry
Full article107 words · extracted from schneier.com · click to collapse
As codes go, Potter’s wasn’t inordinately complicated. As Wiltshire explains, it was a “mono-alphabetic substitution cipher code,” in which each letter of the alphabet was replaced by a symbol—the kind of thing they teach you in Cub Scouts. The real trouble was Potter’s own fluency with it. She quickly learned to write the code so fast that each sheet looked, even to Linder’s trained eye, like a maze of scribbles.
EDITED TO ADD (7/13): Here’s an example of what it looked like.
Tags: concealment, encryption
Sidebar photo of Bruce Schneier by Joe MacInnis.
Text extracted automatically; images, tables and formatting may be missing. Original: https://www.schneier.com/blog/archives/2017/06/the_secret_code.html