The Code Book
Ciphers and codes have been around for many centuries.
The first cipher is dated back to around the 5th century B.C.
The cipher was used between the Greeks and the Persians.
Ciphers were the only thing that saved the Greeks from being
defeated by the Persians.
Ciphers and written in code so
others will not find out the secret.
Cryptographer is a
person that writes the codes.
Cryptanalysis is a person that
deciphers the code.
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