• Thumbnail for Lorenz cipher
    Lorenz SZ40, SZ42a and SZ42b were German rotor stream cipher machines used by the German Army during World War II. They were developed by C. Lorenz AG...
    34 KB (3,764 words) - 04:53, 7 October 2024
  • Cryptanalysis of the Lorenz cipher was the process that enabled the British to read high-level German army messages during World War II. The British Government...
    81 KB (8,714 words) - 12:51, 26 May 2024
  • Cryptanalysis of the Lorenz cipher, was eventually called Ultra. A similar break into the most secure Japanese diplomatic cipher, designated Purple by...
    6 KB (624 words) - 11:48, 12 August 2024
  • Thumbnail for Cryptanalysis
    engineering. (And on occasion, ciphers have been broken through pure deduction; for example, the German Lorenz cipher and the Japanese Purple code, and...
    44 KB (5,215 words) - 00:50, 14 October 2024
  • Thumbnail for Colossus computer
    codebreakers in the years 1943–1945 to help in the cryptanalysis of the Lorenz cipher. Colossus used thermionic valves (vacuum tubes) to perform Boolean and...
    66 KB (7,148 words) - 09:13, 30 September 2024
  • Thumbnail for Siemens and Halske T52
    role to the Lorenz cipher machines in the German Army. The British cryptanalysts of Bletchley Park codenamed the German teleprinter ciphers Fish, with...
    7 KB (917 words) - 13:45, 13 September 2024
  • Thumbnail for Ultra (cryptography)
    Several systems were used, principally the Lorenz SZ 40/42 (Tunny) and Geheimfernschreiber (Sturgeon). These cipher systems were cryptanalysed, particularly...
    78 KB (10,348 words) - 12:56, 14 September 2024
  • Thumbnail for Fish (cryptography)
    transmissions were known as Fish at Bletchley Park. (See Lorenz cipher, Cryptanalysis of the Lorenz cipher.) The German army used Fish for communications between...
    14 KB (1,474 words) - 13:57, 19 October 2023
  • Thumbnail for German Army cryptographic systems of World War II
    level. These were the Enigma machine, the teleprinter cipher attachment (Lorenz cipher), and the cipher teleprinter the Siemens and Halske T52, (Siemens T-43)...
    31 KB (4,418 words) - 22:28, 4 November 2024
  • Thumbnail for Cryptography
    programmable computer, which assisted in the decryption of ciphers generated by the German Army's Lorenz SZ40/42 machine. Extensive open academic research into...
    98 KB (10,723 words) - 20:16, 2 November 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 John Tiltman, Dilwyn Knox,...
    115 KB (11,603 words) - 10:01, 12 October 2024
  • Thumbnail for Alan Turing
    against the Lorenz cipher messages produced by the Germans' new Geheimschreiber (secret writer) machine. This was a teleprinter rotor cipher attachment...
    150 KB (15,146 words) - 04:48, 25 October 2024
  • tubes, and Germany's most secure communications device, the Lorenz cipher machine. Lorenz owned 25% of Focke-Wulf, the German aircraft firm that built...
    16 KB (2,180 words) - 14:52, 29 September 2024
  • Thumbnail for M-209
    M-209 (redirect from C-38 (cipher machine))
    It was a rotor machine similar to a telecipher machine, such as the Lorenz cipher and the Geheimfernschreiber. Basic operation of the M-209 is relatively...
    19 KB (2,670 words) - 19:22, 2 July 2024
  • Thumbnail for Heath Robinson (codebreaking machine)
    of the Lorenz cipher. This achieved the decryption of messages in the German teleprinter cipher produced by the Lorenz SZ40/42 in-line cipher machine...
    17 KB (1,855 words) - 18:15, 23 October 2024
  • Colossus computer for Cryptanalysis of the Lorenz cipher. Georges Painvin French, broke the ADFGVX cipher during the First World War. Marian Rejewski...
    21 KB (2,421 words) - 18:12, 17 August 2024
  • Thumbnail for Typex
    cryptography, Typex (alternatively, Type X or TypeX) machines were British cipher machines used from 1937. It was an adaptation of the commercial German Enigma...
    15 KB (2,010 words) - 04:49, 28 April 2024
  • W. T. Tutte (category Cipher-machine cryptographers)
    brilliant and fundamental advance in cryptanalysis of the Lorenz cipher, a major Nazi German cipher system which was used for top-secret communications within...
    42 KB (4,642 words) - 06:48, 22 July 2024
  • Thumbnail for GCHQ
    understanding the German Enigma machine and Lorenz ciphers. In 1940, GC&CS was working on the diplomatic codes and ciphers of 26 countries, tackling over 150 diplomatic...
    90 KB (8,890 words) - 17:13, 18 October 2024
  • Thumbnail for Tommy Flowers
    cryptanalysis of the Lorenz cipher. This was a high-level German code generated by a teletypewriter in-line cipher machine, the Lorenz SZ40/42, one of their...
    25 KB (2,601 words) - 01:12, 4 November 2024
  • solutions Lorenz gauge condition, in electromagnetism Lorenz curve, an income distribution curve Lorenz cipher, a German cryptography machine St. Lorenz, Nuremberg...
    785 bytes (126 words) - 12:51, 20 December 2022
  • Gilbert Vernam (category Stream ciphers)
    operator's mistake of this sort famously allowed the Cryptanalysis of the Lorenz cipher by the British at Bletchley Park during World War II. They diagnosed...
    9 KB (908 words) - 07:36, 1 April 2024
  • applied in Turingery and all the other methods used for breaking the Lorenz cipher. The aim of Banburismus was to reduce the time required of the electromechanical...
    22 KB (2,803 words) - 02:50, 10 April 2024
  • Thumbnail for Jerry Roberts
    1945. He was a leading codebreaker and linguist, who worked on the Lorenz cipher system – Hitler's most top-level code. Jerry Roberts was born in Wembley...
    11 KB (1,303 words) - 03:57, 23 October 2024
  • Tiltman accomplished this with the Lorenz cipher (dubbed "Tunny"). With an average personal computer, such ciphers can usually be broken in a matter of...
    7 KB (1,029 words) - 07:58, 5 September 2024
  • suggestion that Enigma was the only German cipher broken at Bletchley Park. The breaking of the Lorenz cipher, codenamed "Tunny", arguably made just as...
    83 KB (8,541 words) - 11:02, 4 November 2024
  • (PDF) from the original on 20 August 2008. Retrieved 2008-07-11. "The Lorenz Cipher and how Bletchley Park broke it". www.codesandciphers.org.uk. Retrieved...
    5 KB (525 words) - 17:32, 25 September 2023
  • Thumbnail for John Tiltman
    association with Bill Tutte on the cryptanalysis of the Lorenz cipher, the German teleprinter cipher, called "Tunny" (for tunafish) at Bletchley Park, led...
    12 KB (1,039 words) - 03:49, 23 October 2024
  • Thumbnail for Enigma machine
    Ultra communications intelligence from the decrypting of Enigma, Lorenz, and other ciphers shortened the war substantially and may even have altered its...
    93 KB (11,246 words) - 18:55, 14 October 2024
  • Thumbnail for Technology during World War II
    Cipher Bureau, which had been decoding early versions of Enigma before the war. Later, they also accomplished the cryptanalysis of the Lorenz cipher....
    53 KB (7,213 words) - 08:44, 5 November 2024