Sonja C’s Solutions
These videos popped up on Youtube recently: 340 Zodiac Killer Cipher 408 Zodiac Killer Cipher The first video presents this solution to the 340 cipher:
Daryll Lathers’ solution
I recently saw this post on Twitter: Sounds like a joke at first. But someone really did pay to place this ad in the San Francisco Chronicle newspaper: It appeared in the December 21, 2012 paper, and appeared three more…
Did Zodiac use Kahn’s “Codebreakers” book?
In his book Zodiac, Robert Graysmith makes this claim about the Zodiac’s 408-character cryptogram: Fifty-five characters comprise a very complicated cipher. Was this a totally original code or had Zodiac used other sources to build his cipher system? If he…
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…
The Copiale Cipher – Update
Last year, USC machine translation specialist Kevin Knight and his group of researchers cracked the “Copiale cipher”, 105 pages of mysterious enciphered text from the 18th century. Yesterday, Wired published this fascinating and detailed account of how it all went…
Zodiac Haunted House
“Serial killers provide the frights at N.Y. haunted house” Exploitative entertainment? Or innocent Halloween fun?
Cramming anagrams
Özcan Türkmen, a German-born software engineer and art critic living in Turkey, recently published this solution for the unsolved 340-character cipher: Halt Idiot Paul, Presidio killing. Lord of sick mankind killed all idiots, silly morons; am psycho, ain’t stop killing…
A shared delusion
Everybody likes a good story. Well, once again, the Corey Starliper story, which is over a year old, is enjoying another new round of attention: The evidence is quite clear that anyone could use Corey’s decryption technique to invent their…
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