5 March 2017

Leon Battista Alberti

Name:Leon Battista  Alberti(1404-1472)

- The Italian Polymath Invented the first cryptographic machine the number disk in the 15th century
By turning the two disks the movement of spaces after the principle of the Caesar code.
Leon Alberti suggested that each position of the disk`s should be moved so Alberti had invented a newer and stronger encryption that the Caesar code. Number disk were still being used in the beginning of the 20th century.

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