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Veritasium: operation of the Nazi Enigma machine

“How did the Nazi Enigma machine work?”

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The Nazi Enigma machine encrypted messages using rotors and plug boards to scramble letters in complex ways.

• “The Nazis had made another upgrade. They had also changed the wiring inside each rotor. That meant the Nazi rotors scrambled the letters in a…”12:38The Insane Real Engineering of the Nazi Enigma Machine
• “So they upped their security again by first making two extra rotors. So now it was five to choose from, not three. And that's five…”15:34The Insane Real Engineering of the Nazi Enigma Machine