• Thumbnail for Enigma Cipher Centre
    The Enigma Cipher Centre (Polish: Centrum Szyfrów Enigma) is an interactive multimedia exhibition in Poznan dedicated to the Enigma cipher machine and...
    9 KB (851 words) - 10:05, 22 May 2024
  • Thumbnail for Enigma machine
    The Enigma machine is a cipher device developed and used in the early- to mid-20th century to protect commercial, diplomatic, and military communication...
    93 KB (11,271 words) - 16:28, 8 August 2024
  • mid-1931, the Cipher Bureau was formed by the merger of pre-existing agencies. In December 1932, the Bureau began breaking Germany's Enigma ciphers. Over the...
    57 KB (6,907 words) - 20:51, 16 August 2024
  • Thumbnail for Marian Rejewski
    Marian Rejewski (category Cipher Bureau (Poland))
    cryptologist who in late 1932 reconstructed the sight-unseen German military Enigma cipher machine, aided by limited documents obtained by French military intelligence...
    73 KB (8,843 words) - 06:03, 17 August 2024
  • Thumbnail for Jerzy Różycki
    Jerzy Różycki (category Cipher Bureau (Poland))
    Polish mathematician and cryptologist who worked at breaking German Enigma-machine ciphers before and during World War II. Różycki was born in what is now...
    11 KB (1,066 words) - 20:34, 16 August 2024
  • Thumbnail for Henryk Zygalski
    Henryk Zygalski (category Cipher Bureau (Poland))
    Polish mathematician and cryptologist who worked at breaking German Enigma-machine ciphers before and during World War II. Zygalski was born on 15 July 1908...
    6 KB (519 words) - 21:19, 14 August 2024
  • Thumbnail for Bletchley Park
    communications of the Axis Powers – most importantly the German Enigma and Lorenz ciphers. The GC&CS team of codebreakers included Alan Turing, Harry Golombek...
    114 KB (11,563 words) - 08:33, 15 August 2024
  • PC Bruno (category Cipher Bureau (Poland))
    June 1940. Its function was decryption of cipher messages, most notably German messages enciphered on the Enigma machine. PC Bruno worked in close cooperation...
    5 KB (715 words) - 00:05, 23 May 2024
  • decryption by the Allies of the German "Enigma" Cipher. The first break into Enigma was accomplished by Polish Cipher Bureau around 1932; the techniques and...
    6 KB (624 words) - 11:48, 12 August 2024
  • Thumbnail for Ultra (cryptography)
    including the "Purple" cipher. Much of the German cipher traffic was encrypted on the Enigma machine. Used properly, the German military Enigma would have been...
    78 KB (10,417 words) - 13:24, 15 August 2024