ZODIAC: A TO Z - The Zodiac's 340 Cipher: Mystery Solved - the incredible story behind the solution

51 years ago, the Zodiac sent his now-infamous "340 Cipher," a clue which became one of the most baffling mysteries in true crime cryptography. Many people claimed they had solved the cipher, but their solutions were not valid. Now, decades after the killer sent this hidden message, the Zodiac's "340 Cipher" has finally been solved by computer programmers Jarl Van Eycke, Sam Blake, and David Oranchak of ZodiacKillerCiphers.com. Listen to the incredible story behind the solution in this special episode of the ZODIAC: A TO Z podcast titled The Zodiac's 340 Cipher: Mystery Solved.

Note to the listener: Actor John Knight reads the Zodiac's newly-discovered message at the 19:45 mark.

Watch David Oranchak's YouTube video series "Let's Crack Zodiac" with more details about the methods used to discover the new solution.: https://www.youtube.com/watch?v=-1oQLPRE21o

Read the ZodiacKillerFacts article: Breaking News: The Zodiac's 340 Cipher Has Been Solved. http://zodiackillerfacts.com/news-and-updates/breaking-news-the-zodiacs-340-cipher-has-been-solved/

Written and produced by Michael Butterfield for ZodiacKillerFacts.com / Copyright 2020

Voice of "The Zodiac" by John Knight 

All music licensed and used by permission. “Run and Hide” and “Frozen Orb” composed and produced by Jens Kiilstofte. “Ghost” and “Creepy Piano Loop” composed and produced by JM Scherf. “Growing Shadows” created by Myuu. Provided by Mediacharge.