https://www.schneier.com/blog/archives/2025/12/substitution-cipher-based-on-the-voynich-manuscript.html
Substitution Cipher Based on The Voynich Manuscript - Schneier on Security
Here’s a fun paper: “The Naibbe cipher: a substitution cipher that encrypts Latin and Italian as Voynich Manuscript-like ciphertext“: Abstract: In this...
the voynich manuscriptsubstitution cipherbasedsecurity
https://rot47.net/
ROT47 Encode/Decode, ROT47 Character Substitution Cipher with API
This page provides a Javascript online web-based ROT47 Encoder/Decoder. The ROT47 (Caesar cipher by 47 chars) is a simple character substitution cipher that...
encode decodesubstitution cipherrot47characterapi