The Acrostic’s Secret History
Hiding a message in plain sight is the art of steganography, and the acrostic is its most literary tool. From the sacred texts of early Christians to the clandestine letters…
Tag: cryptography
The Language of Numbers Stations
Tune your shortwave radio to the right frequency, and you might hear it: a disembodied voice reading strings of numbers into the void. These are numbers stations, one of the…
Using Navajo as a Military Code Language
The global field of military communication has seen a variety of innovative and inventive strategies over centuries, from flag signals and drum beats to satellite...