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

The Daily Cipher Code and Combo Card are special challenges within the game designed to reward players with even more tokens. The Daily Cipher Code is a task where players must decipher a word using ...

The Voynich manuscript has long been shorthand for the unsolved and the unknowable, a late medieval codex filled with looping ...

You could do worse than to confuse the meanings of "code" and "cipher"—even cryptographers sometime use the terms as though they had the same meaning. There is, however, a definite distinction between ...

A newly-developed cipher could finally shine light on how the strange text of the Voynich manuscript was devised.

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 ...

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 ...

The Daily Cipher Code and Combo Card are special challenges within the game designed to reward players with even more tokens. The Daily Cipher Code is a task where players must decipher a word using ...