The original Enigma machine was an electronic cypher used by the German military in World War 2 to send coded messages.

Because of her work with the Enigma machine, Parsons was sworn to secrecy. She didn't tell her husband until 1997, when she found out that her secret work began to be declassified in the 1970s.

Officials and historians have marked the 120th anniversary of the birth of Marian Rejewski, one of a team of Polish ...

She cracked three Enigma machines, transformed cryptographic units, and made key contributions to the OSS and Coast Guard. Despite her groundbreaking work, her achievements were often overshadowed ...