The chilling cipher was cracked by three amateur sleuths.
A secret message from the Zodiac Killer sent to the San Francisco Chronicle in 1969 has been decoded.
In a statement posted to Twitter on Friday, the Federal Bureau of Investigation validated the cipher, one of several created by the notorious serial killer, was cracked by a trio of amateur sleuths.
Charles Manson Victim’s Granddaughter Stabbed to Death
“The FBI is aware that a cipher attributed to the Zodiac Killer was lately solved by private citizens,” the statement …
*This article contains affiliate links*