7 Intriguing Unsolved Ciphers and Codes

September 19, 2023

By Sonakshi Kandhari

The aura of mystery looms even in the world of cryptology. The unsolved cyphers and codes have kept both cryptologists and amateurs on their toes. Keep reading to know how to identify these ciphers and codes.

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The Dorabella Cipher

Edward Elgar composed it for Dora Penny, a friend of his wife. It comprises 87 characters and 24 symbols scripted on three lines. Various cryptologists arrived at different outcomes; hence, it's still unsolved.

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The Tamam Shud Case

In 1948, an unidentified man’s body was discovered in Adelaide. A scrap of paper in his trousers read ‘Tamam Shud’. It revealed a cryptic code within the book from which it was torn, which is still unsolved.

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Cryptos 

The world's most famous unsolved code is in Langley, Virginia. The four-dimensional structure was fabricated by an American artist, Jim Sandborn, and the codes etched on its surface have not yet been cracked.

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Beale Ciphers

Stories skirting around it suggest that these ciphers are maps leading to buried gold. But it has not yet been solved. It dates back to the 1880’s.

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The Voynich Manuscript 

Wilfred Voynich discovered this in 1912. It is thought that the language used to illustrate the code has Italian roots. It dates back to the 15th century, and codebreakers have been unable to crack it to this day.

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The Carrier Pigeon's Message

At the time Bletchley Park was being renovated, the skeletal remains of a World War II pigeon, along with a capsule with 27 groups of five letters ending with numerals, were discovered. This message hasn't been cracked till date.

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China's Yuan Dynasty Coin Inscriptions 

These inscriptions were discovered in the Jinshi City Museum in the 1980s. The king's name is supposedly engraved on the coin's front, but the meaning of the etchings on the reverse is still unknown.

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