The Enigma machine was an electro-mechanical rotor cipher machine used by the German navy to encrypt and decrypt messages passing from shore to ships at sea. They considered their codes unbreakable ...

The clue is in the model name; this Enigma machine used four rotors rather than the far more common, and easier to decrypt, three of the standard Enigma model 'I' device used by the German military.

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 Enigma machine, with its three rotating rotors and a labyrinthine plugboard, was Nazi Germany’s pride. It was considered to be one of their symbols of invulnerability. When German generals ...

An Enigma machine is any of a family of related electro-mechanical rotor cipher machines used for the encryption and decryption of secret messages. Enigma was invented by the German engineer ...

with rotary encoders to represent the Enigma rotors and multi-segment alphanumeric displays standing in for the lighted letters in the original. It supports all the different variations of rotors ...

Enigma machines used three or four mechanical rotors to scramble electrical circuits that assigned the letters of the message to be encrypted into letters of coded text. The rotor settings were ...

How to use and example sentences are written in the lower left. On the right side, there are three imitations of the Enigma rotor. Each rotor has alphabets written in alphabetical order on the ...