Editing List of ciphertexts

{{short description|None}}

Some famous [[ciphertext]]s (or [[cryptogram]]s), in chronological order by date, are:

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{| class="wikitable sortable collapsible"
|-
!data-sort-type="number"|Year of origin
!Ciphertext
!Decipherment status
|-
| 179–180
| [[Papyrus Oxyrhynchus 90]]
| {{no | align=left | Unsolved}}
|-
| 1400s (15th century)
| [[Voynich manuscript]]
| {{no | align=left | Unsolved}}
|-
| 1500s (16th century) (?)
| [[Rohonc Codex]]
| {{no | align=left | Unsolved}}
|-
| 1586
| [[Babington Plot]] ciphers
| {{yes | align=left | Solved}}
|-
|17th century
| [[Great Cipher]]
| {{yes | align=left | Solved}}
|-
| 1730
| [[Olivier Levasseur]]'s treasure cryptogram
| {{no | align=left | Unsolved}}
|-
| 1760–1780
| [[Copiale cipher]]
| {{yes | align=left | Solved in 2011}}
|-
| 1843
| "[[The Gold-Bug]]" cryptogram by [[Edgar Allan Poe]]
| {{yes | align=left | Solved (solution given within the short story)}}
|-
| 1882
| [[Henry Debosnys|Debosnys cipher]]
| {{no | align=left | Unsolved}}
|-
| 1885
| [[Beale ciphers]]
| {{partial | align=left | Partially solved (1 out of the 3 ciphertexts solved between 1845 and 1885)}}
|-
| 1897
| [[Dorabella Cipher]]
| {{no | align=left | Unsolved}}
|-
| 1903
| "[[The Adventure of the Dancing Men]]" code by [[Arthur Conan Doyle]]
| {{yes | align=left | Solved (solution given within the short story)}}
|-
| 1917
| [[Zimmermann telegram]] 
| {{yes | align=left | Solved within days of transmission}}
|-
| 1918
| [[Chaocipher]]
| {{yes | align=left | Solved}}
|-
| 1918–1945
| [[Enigma machine]] messages
| {{yes | align=left | Solved (broken by Polish and [[Allies of World War II|Allied]] cryptographers between 1932 and 1945)}}
|-
| 1939
| [[D'Agapeyeff cipher]]
| {{no | align=left | Unsolved}}
|-
| 1939–1945
| [[Purple cipher machine]] messages
| {{yes | align=left | Solved (broken by Allied cryptographers in 1940)}}
|-
| 1941
| [[Lorenz cipher|Lorenz SZ42 machine cipher]] messages
| {{yes | align=left | Solved (broken by Allied cryptographers in 1942)}}
|-
| 1944
| [[National Pigeon Service|Pigeon NURP 40 TW 194]]
| {{no | align=left | Unsolved}}
|-
| 1948
| [[Tamam Shud case]]
| {{no | align=left | Unsolved}}
|-
| 1950(?)
| [[James Hampton (artist)|James Hampton]]'s script
| {{no | align=left | Unsolved}}
|-
| 1969
| [[Zodiac Killer]] ciphers
| {{partial | align=left | Partially solved (2 out of the 4 ciphertexts solved between 1969 and 2020)}}
|-
| 1977
| [[The Magic Words are Squeamish Ossifrage]]
| {{yes | align=left | Solved in 1993–1994}}
|-
|1983
|[[Decipher, Inc.|Decipher]] 
| {{yes | align=left | Solved<ref>{{Cite AV media |url=https://www.youtube.com/watch?v=meaUE2b5whI |title=The $100,000 Puzzle That Took Two Years to Solve |date=2021-03-07 |last=Karen Puzzles |access-date=2024-07-04 |via=YouTube}}</ref>}}
|-
|1986
|[[Decipher, Inc.|Decipher II]]
|{{partial | align=left | Partially solved (all 4 ciphertexts solved between 1985 and 1986, but the solution to the 4th ciphertext has since been lost)<ref name="Decipher2and3">{{Cite AV media |url=https://www.youtube.com/watch?v=-XnCfS3ee8c |title=The $100,000 Puzzles That Were NEVER SOLVED |date=2021-05-09 |last=Karen Puzzles |access-date=2024-07-04 |via=YouTube}}</ref>}}
|-
|1987
|[[Decipher, Inc.|Decipher III]]
|{{no | align=left | Unsolved<ref name="Decipher2and3"/>}}
|-
| 1990
| [[Kryptos]]
| {{partial | align=left | Partially solved (3 out of the 4 ciphertexts solved between 1992 and 1999)}}
|-
|1991
|Scorpion ciphers<ref>{{Cite web |title=Scorpion Ciphers |url=https://ciphermysteries.com/other-ciphers/scorpion-ciphers |access-date=2024-07-04 |website=Cipher Mysteries |language=en-GB}}</ref>
| {{no | align=left | Unsolved}}
|-
| 1999
| [[Ricky McCormick's encrypted notes]]
| {{no | align=left | Unsolved}}
|-
| 2006
| [[Smithy code]], embedded within the 2006 judgment on ''[[The Da Vinci Code]]'' case
| {{yes | align=left | Solved within month of publication}}
|-
| 2012–2016
| [[Cicada 3301]] puzzles
| {{partial | align=left | Partially solved (2 out of 3 puzzles solved)}}
|-
| 2015
| [[11B-X-1371]]
| {{yes | align=left | Solved}}
|}

==See also==
* [[Undeciphered writing systems]] (cleartext, natural-language writing of unknown meaning)

== References ==
{{reflist}}

==External links==
* [[Elonka Dunin]]'s [http://www.elonka.com/UnsolvedCodes.html list of famous unsolved codes and ciphers]

{{DEFAULTSORT:Ciphertexts}}
[[Category:Cryptography lists and comparisons]]
[[Category:History of cryptography]]
[[Category:Undeciphered historical codes and ciphers]]