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In the history of cryptography, the Enigma was a portable cipher machine used to encrypt and decrypt secret messages.
在密码学的历史上,谜是一轻便的密码机可将秘密通讯电文加密和解密。
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Here are secrets and codes, an elaborate cipher-breaking machine, an obsession with graves and crazy adventures to find lost manuscripts.
ECONOMIST: The man and his pen
With the advent of the first electrical cipher, the German Enigma machine in 1918, cryptanalysis changed its fundamental character.
FORBES: I've got a secret
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