A coded letter from the Zodiac Killer was finally deciphered after over 50 years. A code breaking team tested thousands of ways to crack the code on one of the killer's messages from the late 1960s.

Usually, a story about hacking a coded message will have some computer element or, at least, a machine like an Enigma. But [Ruth Selman] recently posted a challenge asking if anyone could decrypt an ...

Some Democrats are outraged at out Michigan Attorney General Dana Nessel (D) for a message she posted about the Olympics that many believe was a “coded” message about President Joe Biden. Alex Morgan ...

A woman in Maryland discovered a coded message hidden within the pages of a secondhand book bought for her by her mother. Sydney, from Baltimore, had been eager to read La Belle Sauvage by Philip ...