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…
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