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Summary of Imitation Game
During the Second World War, the mathematician Alan Turing - stunning Benedict Cumberbatch - succeeds in decrypting the Nazi code Enigma (Machine for coding messages). War hero, he will be judged
and sentenced for his homosexuality.
Method César:
The method of César consists in changing a letter by the one lying 3 places after it.
Ex: A ----> D
I LOVE YOU ------> L ORYH BRX
Vigenère Method
The Vigenère method is used to code a message with a word or phrase called a key.
Ex:
Message: I LOVE YOU
Key: I-MITA-TION
Encrypted message: Q XWOE RWI
Just take the letter of the message in the first line of the table, take the letter of the key in the first column look at the intersection point and this will give you the encrypted letter.
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