Some famous
ciphertext
In cryptography, ciphertext or cyphertext is the result of encryption performed on plaintext using an algorithm, called a cipher. Ciphertext is also known as encrypted or encoded information because it contains a form of the original plaintext ...
s (or
cryptogram
A cryptogram is a type of puzzle that consists of a short piece of encrypted text. Generally the cipher used to encrypt the text is simple enough that the cryptogram can be solved by hand. Substitution ciphers where each letter is replaced by ...
s), in chronological order by date, are:
See also
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Undeciphered writing systems
An undeciphered writing system is a written form of language that is not currently understood.
Many undeciphered writing systems date from several thousand years BC, though some more modern examples do exist. The term "writing systems" is used ...
(cleartext, natural-language writing of unknown meaning)
External links
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Elonka Dunin
Elonka Dunin (; born December 29, 1958) is an American video game developer and cryptologist. Dunin worked at Simutronics Corp. in St. Louis, Missouri from 1990–2014, and in 2015 was Senior Producer at Black Gate Games in Nashville, Tenne ...
'
list of famous unsolved codes and ciphers
{{DEFAULTSORT:Ciphertexts
Cryptography lists and comparisons
History of cryptography
Undeciphered historical codes and ciphers