The Evolution of Encryption
1000 CE - Middle East
During this time the frequency analysis test was invented to crack a monoalphabetic cipher used on the Qur'an. The frequency analysis checks a coded message for repetition of characters and compares it to letters most commonly repeated in a language.
This interactive media project was created by students for educational purposes at The Art Institute of Atlanta and is in no way intended for commercial gain or as a source of public information.