The story of Kryptos and the cryptanalyst who spent decades trying to solve the CIA sculpture greatest mystery.

A coded message sent by the Zodiac Killer to The San Francisco Chronicle in 1969 has finally been cracked, the newspaper reported Friday. A team of code breakers solved the vexing cryptogram after 51 ...

For 51 years, one of the Zodiac Killer’s puzzling codes he sent in letters to newspapers in the late 1960s and early 1970s has confounded the cryptography community, law enforcement and curious ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. MYSTERY WIRE — The United States Federal ...

A coded letter mailed to a San Francisco newspaper by the Zodiac serial killer in 1969 has been deciphered by a team of amateur sleuths from the United States, Australia and Belgium, the San Francisco ...

SAN FRANCISCO, California — After more than 50 years, the Zodiac Killer’s infamous cipher has been cracked by an international team of code breakers. The code was broken by Australian software ...

(CNN) -- More than 50 years after the so-called Zodiac Killer first began terrorizing the streets of Northern California, a code-breaking team is believed to have finally cracked one of the killer's ...

(CNN) — More than 50 years after the so-called Zodiac Killer first began terrorizing the streets of Northern California, a code-breaking team is believed to have finally cracked one of the killer’s ...