Introduction: A revolutionary cipher -- Cryptology before 1500: a bit of magic -- The black chambers: 1500-1776 -- Crypto goes to war: the American Revolution -- Crypto goes to war: the American Civil ...
The Voynich manuscript has long been shorthand for the unsolved and the unknowable, a late medieval codex filled with looping glyphs that refuse to yield a single clear sentence. A new cryptologic ...
Lost Nazi cipher manuals relating to a code believed to be more advanced than the famous Enigma cipher have been discovered in Prague after more than 80 years. The original wartime manuals for the ...