- (eds. M.
Smith and R. Erskine),
Bantam Press, London, 2001, pp. 317-341.
Weierud 2006, pp. 307–327
Smith 2006, p. 35
McKay 2006, pp. 328–333 Bauer, Friedrich...
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Hombrechtikon ZH,
Switzerland de:Heinrich Emil
Weber Geoff ****van and
Frode Weierud: The
Swiss NEMA
Cipher Machine. Cryptologia, 23(4),
October 1999, pp310–328...
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Wehrmacht /
Luftwaffe Simulator Dirk Rijmenants,
Enigma Simulator v7.0
Frode Weierud Enigma Simulators CrypTool 2 Team,
CrypTool 2
website Archived 19 July...
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German push to
Moscow in December. Wes Freeman;
Geoff ****van;
Frode Weierud (January 2003). "PURPLE Revealed:
Simulation and Computer-aided Cryptanalysis...
- "Enigma Manual".
Retrieved 31 May 2011. Hamer,
David H.; ****van, Geoff;
Weierud,
Frode (July 1998). "Enigma Variations: An
Extended Family of Machines"...
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October 2007,
retrieved 24
April 2009
Calvocoressi 2001, p. 99 ****van &
Weierud 2005, p. 215
Supreme Command of the Navy (1940), "The
Enigma General Procedure...
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Simone Michel-Lévy, Hélène
Lignier and Noémie
Suchet ****van, Geoff;
Weierud,
Frode (July 2005). "Breaking
German Army Ciphers" (PDF). Cryptologia....
- York:
Random House. ISBN 978-0-39441789-9. Freeman, Wes; ****van, Geoff;
Weierud, Frode. "PURPLE Revealed:
Simulation and Computer-aided
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section (pages 148–164)
about Tunny and the
British attack on it.
Frode Weierud's CryptoCellar Historical do****ents and
publications about Lorenz Schlüsselzusatz...
- (2018). "A
Brief History of the FRA:From
Morse to
Cyber Defence" (PDF).
Weierud,
Frode (January 1998). "Sweden
Cryptographic Superpower: A Book Review"...
