How did Alan Turing help break the German Enigma code during World War II?

Created from Britannica articles using AI. AI can make mistakes, so verify using Britannica articles.

Alan Turing was instrumental in breaking the German Enigma code during World War II. Working at Bletchley Park, Turing developed the Bombe, an electromechanical machine designed to decipher Enigma-encrypted messages. Building upon earlier work by Polish cryptanalysts, Turing's Bombe utilized "cribs" (known portions of plaintext) to systematically test possible Enigma settings, significantly speeding up the decryption process. This intelligence, code-named Ultra, provided crucial insights into German military operations, contributing significantly to Allied victories.1234