A rare 1944 four-rotor M4 Enigma cipher machine, considered one of the hardest challenges for the Allies to decrypt, has sold at a Christie's auction for £347,250 ($437,955). The winning bid for the ...

Divers trying to remove old fishing nets from the Baltic sea have accidentally stumbled on a Nazi code-making machine. The Enigma machine, as it's called, looks a bit like a typewriter. In fact, the ...