Known as the 408 cipher, it read in part ... "The FBI's investigation into the Zodiac Killer remains open and unsolved.” ...
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Sleuths who cracked Zodiac Killer's cipher thank the crowdThree men received recognition in December 2020 for cracking the Zodiac Killer's 340-character cipher (Z340) – but they want to share credit with the community of sleuths who helped with the 51 ...
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