How Encryption Works

Preview

"# How Encryption Works It's 1943. A woman at Bletchley Park is staring at five letters that just came through on an Enigma intercept. Q-X-P-M-L. She knows somewhere in those letters... there's a convoy route. A submarine position. Maybe the difference between a thousand soldiers living or dying. The room smells like ink and cigarette smoke. Typewriters clatter in the background. And she's thinking about wheels. --- That's what encryption is, really. Wheels within wheels. Ways of turnin..."