7 Codes You’ll Never Ever Break
Wired Magazine reminds us of humanity’s failure to unlock the secrets of seven famous codes in their recent article, “7 Codes You’ll Never Ever Break“. The list features some of the usual well-known mysteries, including the Zodiac Killer’s 340-character cryptogram….
Detailed analysis of the 408 solution
I’m curious to know who wrote the Concerned Citizen key, a mysterious correspondence that produces an accurate solution to the Zodiac Killer’s 3-part cryptogram. The key was sent to the police a day after the Hardens’ solution was published in…
Who is the “Concerned Citizen”?
On July 31, 1969, the Zodiac killer mailed three letters to three different San Francisco newspapers. Each letter included details about his recent murders, and a third of his 408-character cryptogram. The pieces of the cryptogram were soon published, and…
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