Codebreakers Find 'Sexts,' Arctic Dispatches In 200-Year-Old Encrypted Newspaper Ads

Between 1850 and 1855, someone published a series of unusual ads in the British newspaper The Times. They were made up of a series of seemingly random letters, apparently gobbledygook. An anonymous reader adds: Almost 200 years later, a group of codebreakers has finally been able to decrypt some of them and read what they said, discovering that they were actually encrypted messages from a rescue expedition in the Arctic Ocean.

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