Code4

Evolution of Codes

  • Scytale
    6000 BCE

    Scytale

    Used in Acient Greece in the military to send messages without being compromised.
  • Atbash
    5000 BCE

    Atbash

    Monoalphabetic cipher originally used to encript the Hebrew alphabet.
  • Hieroglyphs
    3300 BCE

    Hieroglyphs

    The earliest form of writing used by the Egyptians. Very few knew how to translate or write hieroglyphs because it was very complicated to learn. Only the noble and royalty including priests and scribes knew how to write in the hieroglyphic code.
  • Sign Language

    Sign Language

    Juan Pablo de Bonet was the the one who wrote the first book teaching sign language for the deaf.
  • Binary Code

    Binary Code

    Created by Gottfried Leibniz and is used to represent text and computer processor instructons.
  • Pigpen Cipher

    Pigpen Cipher

    A geometric cipher used to substitute letters for symbols.
  • Hexidecimal Code

    Hexidecimal Code

    Created by the French and still used today. Has a base of sixteen and uses 16 distinct symbols.
  • Braille

    Braille

    Invented by Louis Braille while attending the Institution Nationale des Jeunes Aveugles (National Institute for Blind Children) in Paris. He was blinded at the age of three.
  • Morse Code

    Morse Code

    In 1836 Samuel F.B Morse along with Joseph Henry and Alfred Vial invented Morse Code it could send messages long distance. It uses long and short sounds or dots and lines whe on paper.
  • NATO Phonetic Alphabet

    NATO Phonetic Alphabet

    Most commonly used in the Armed Forces in radio messages.
  • Wehrmacht Enigma

    Wehrmacht Enigma

    The Wehrmacht Enigma better known as the Enigma Machine was used by the Germans in WW2 and was very hard to crack or solve.
  • Cryptography

    Cryptography

    Cryptography was used extensively during WW2. The most important moment was when the Enigma code was cracked by the Allies.
  • Navajo Code Talkers

    Navajo Code Talkers

    During WW2 the U.S Marines needed a way to communicate without being compromised so they recruited Navajo Code talkers in 1942 and 1943.
  • FORTRAN

    FORTRAN

    The first of the many computer languages.The name stands for FORmula TRANslating system. It was very easy to use and provied the programer with low-level acess to the computer innards.
  • Python

    Python

    Designed by Guido van Rossum in released in 1991 is still used today for many eduacational programs.