Zodiac “340 Cipher” cracked 51 years after it was mailed to the S.F. Chronicle.
It was beginning to seem like a hoax, a jumbled mess of nonsense characters with no true meaning. But This week, the Zodiac serial killer's infamous "340 Cipher" has finally been cracked. The cipher was one of several sent in a letter to the S.F. Chronicle in November 1969 from the Zodiac, the serial killer who killed five people in the San Francisco Bay Area between 1968 and 1969. He has never been caught. David Oranchak, a 46-year-old web designer from Virginia has been working with a group to crack the code since 2006. In an interview on Friday, he told reporters, "We’ve been sitting on the solution since last Saturday. When I first started looking at the Zodiac ciphers all those years ago, I thought, ‘Oh, I