SAN FRANCISCO -- Experts have solved the code in the "340 Cipher" sent to the San Francisco Chronicle in 1969 by the Zodiac Killer, the elusive figure who terrorized California's Bay Area decades ago ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Edward Hebern of California designed ...

The cryptic text of a 250-year-old secret society has finally been translated. Researchers from North America and Europe used a powerful computer program to break the code. Daniel Hajek reports on how ...

SAN FRANCISCO -- Experts have solved the code in the "340 Cipher" sent to the San Francisco Chronicle in 1969 by the Zodiac Killer, the elusive figure who terrorized California's Bay Area decades ago ...

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 ...

SAN FRANCISCO — A piece to the puzzle in one of America’s most talked-about unsolved mysteries apparently fell into place as news surfaced Friday that a code in the Zodiac Killer case had been solved ...

Many cryptographers throughout history have claimed that a particular code is the most-unbreakable ever written. But does a rarely-used code, invented in 1917 and briefly employed during World War II, ...