3 ms·
battery horse stapler in a playfair grid? https://en.wikipedia.org/wiki/Playfair_cipher https://en.wikipedia.org/wiki/Playfair_cipher Not the full cypher but
by 2b3a51 4y ago
battery horse stapler in a playfair grid?
https://en.wikipedia.org/wiki/Playfair_cipher https://en.wikipedia.org/wiki/Playfair_cipher
Not the full cypher but just reading out the letters in the grid in a different direction.
- ok_dad 4y agoSorry, I assumed wrongly that most people heard of this: https://xkcd.com/936/ https://xkcd.com/936/