Frode Weierud's CryptoCellar

Cryptology and Its History

 The Flossenbürg Messages and The Murder of General Rabenau
 Breaking German Wehrmacht Ciphers
The Enigma Collection
Scharnhorst’s Last Message?
NSA: American Cryptology during the Cold War, 1945-1989

The Alexander Papers

• Documents by C.H.O'D. Alexander
• A Tribute to Hugh Alexander

Turing's Treatise on Enigma

• Turing's Treatise on Enigma Preliminary Version
  •  Chapter 4 released on 9 May 2000.
• Joseph Desch, Alan Turing and the US Bombes
• To learn more about Alan Turing visit The Alan Turing Home Page

Historical Papers

• Translation of Lars Ulfving's paper on Swedish Codebreaking
• Bletchley Park's Sturgeon, The FISH That Laid No Eggs
          by Frode Weierud, The Rutherford Journal, Vol. 1, Dec. 2005
• Professor William T. Tutte's paper on FISH
• The General Report on Tunny on Alan Turing.net
• PURPLE History — "Preliminary Historical Report On the Solution of the "B" Machine"
          by William F. Friedman (Large file, 3.6 MB)
• "The Origins of the National Security Agency, 1940-1952" by Thomas L. Burns
• "The Quest for Cryptologic Centralization and the Establishment of NSA:1940-1952" 
           by Thomas L. Burns. Public and redacted version of study above. (PDF, Large file: 6.58 MB)
• "The Gulf of Tonkin" Documents Released by NSA
• Studies on Cryptology, NSA, Record Group 457,
  Records of the National Security Agency.
  • Document SRH-006: "Synthesis of Experiences in the Use of Ultra Intelligence
    by U.S. Army Field Commands in the European Theatre of Operations"
  • Document SRH-142: "Ultra and the Campaign Against the U-Boats in World War II"
•  The Korean War: The SIGINT Background by David A. Hatch with Robert Louis Benson, NSA
•  SIGSALY Secure Digital Voice Communications in World War II
•  The Invisible Cryptologists: African-Americans, WWII to 1956
•  NSA Monographs and Other Historical Documents
  • German Cipher Machines of World War II by David Mowry, NSA  
  • Securing Record Communications: The TSEC/KW-26 by Melville Klein, NSA  
  • Eavesdropping on Hell: Historical Guide to Western Communications
    Intelligence and the Holocaust, 1939 –1945 by Robert J. Hanyok, NSA
    (PDF, Large file: 3.82 MB)
  • Spartans in Darkness: American SIGINT and the Indochina War, 1945–1975
    by Robert J. Hanyok, Center for Cryptologic History, NSA, 2002
  • American Cryptology during the Cold War, 1945-1989,
    Book I: The Struggle for Centralization, 1945-1960
    by Thomas R. Johnson, NSA Cryptologic History Series IV, 1995,  (PDF, Large file: 30 MB)
  • American Cryptology during the Cold War, 1945-1989,
    offered by the National Security Archive
    • Book I: The Struggle for Centralization, 1945-1960, Part 1, pp. i-xvii and 1-155   (PDF, Large file: 10 MB)
    • Book I: The Struggle for Centralization, 1945-1960, Part 2, pp. 157-287   (PDF, Large file: 9 MB)
    • Book II: Centralization Wins, 1960-1972, Part 1, pp. 289-494   (PDF, Large file: 12 MB)
    • Book II: Centralization Wins, 1960-1972, Part 2, pp. 495-652   (PDF, Large file: 8 MB)
    • Book III: Retrenchment and Reform, 1972-1980, Part 1, pp. i-ix, and 1-116   (PDF, Large file: 8 MB)
    • Book III: Retrenchment and Reform, 1972-1980, Part 2, pp. 117-262   (PDF, Large file: 6 MB)
• A Few NSA Monographs
  • Pearl Harbor Revisited: United States Navy Communications Intelligence 1924-1941
  • A Priceless Advantage: U.S. Navy Communications Intelligence and the Battles of 
    Coral Sea, Midway, and the Aleutians
• NSA Bibliographies
            Cryptologic Quarterly Index (Spring 1982 - Winter 1996),
            NSA Technical Journal Cumulative Index (April 1956 - Fall 1980),
            Cryptologic Spectrum Index (1969-1981),
            Cryptologic Almanac Index (Jan/Feb 2002 - Apr/Jun 2003), and
            Center for Cryptologic History Publications
•  Documents published by Tony Sale 
  •   BP's Cryptographic Dictionary
  •   The Newmanry History Part of the General Report on Tunny
  •   The Special FISH Report Albert W. Small (Dec. 1944)

Cryptology Papers and Thesis

• The Applications of Genetic Algorithms in Cryptanalysis
• The History of Non-Secret Encryption by J. H. Ellis, CESG, UK (Local copy)
• The Possibility of Secure Non-Secret Digital Encryption by J. H. Ellis, CESG, UK (Local copy)
• A Note on 'Non-Secret Encryption' by C.C. Cocks, CESG, UK
• Non-Secret Encryption Using a Finite Field by M. J. Williamson, CESG, UK
• Thoughts on Cheaper Non-Secret Encryption by M. J. Williamson, CESG, UK (Local copy)
• NSA Documents on Non-Secret Encryption
• Frode's Publications

Software and Simulations

• Crypto Simulation Group ("Enigma Variations", Cryptologia, July 1998)
• CSG Cipher Machine Simulators for Windows
• CSG PURPLE Simulator for Windows 
• CSG Hagelin CD57 Simulator for Windows
• CSG Sigaba (ECM Mark II) Simulator for Windows  
• CSG Siemens T52d Simulator for Windows
•  Dirk Rijmenants' Cipher Classics Tool for Windows
• Dirk Rijmenants' M-209 Simulator
• Dirk Rijmenants' Hagelin C-52 Simulator
• Listen to A Real Bombe Running (Audio Recoding by BBC/Radio 4)
• ACA's Crypto Drop Box

Historical Cipher Machines

• The Electronic Cipher Machine (ECM) Mark II
• FIALKA — The Russian Rotor Machines M-125
• Paul Reuvers's FIALKA Site. Detailed explanations.
• FIALKA — As Described by a Former DDR Cipher Operator (In German)
  • The Main Page — Der SAS- und Chiffrierdienst ( SCD ) (In German)
• Jerry Proc's Crypto Machine Page
• The KL7 Off-Line Crypto Unit
• The KWR37 On-Line Crypto Receiver
• The Story of The Abwehr Enigma G-312
• The SIGABA Manual (ECM Mark 2 and CCM Mark 1)

Dictionaries and Glossaries

• Confused by Acronyms? DOD Dictionary of Military Terms (PDF version below)
• Dictionary of Military and Associated Terms
  (DOD Joint Publication 1-02, 17 Sep. 2006, PDF, Large file: 2.2 MB)
• NATO Glossary of Terms and Definitions (English and French)
  (NATO,2006, PDF, Large file: 3.5 MB)
• NATO Glossary of Abbreviations Used in NATO Documents and Publications
  (NATO, AAP-15(2006), PDF, 1.4 MB)
• NATO Glossary of Abbreviations Used in NATO Documents and Publications
  (NATO, AAP-15(2007), PDF, 1.5 MB)
• The Bletchley Park Cryptographic Dictionary (1944)
• Ritter's Crypto Glossary and Dictionary of Technical Cryptography

Kid's Corner

• National Security Agency's Kids' Page (USA)
• Science Year's Page on Spies, Codes and Ciphers (UK)
• Secret Code Breaker, Cryptography for All Ages (USA)

Bits and Pieces

• Send Your Secrets from Britain's Most Secret Post Office
• Visit Bletchley Park A Guided Tour with Tony Sale 
• Tony Sale's Codes and Ciphers Page  
•   The Bombe Rebuild Project
•   Inauguration of The Bombe Rebuild Project  
                                      (Audio Recoding by BBC/Radio 4 – needs RealPlayer)
•   The Enigma and the Bombe
•   Bengt Beckman, 
  Codebreakers: Arne Beurling and the Swedish Crypto Program during World War II
  Read my review of the Swedish edition: Sweden, Cryptographic Superpower.

•   Michael Smith and Ralph Erskine (eds.), 
  Action This Day: Bletchley Park from the breaking of the Enigma Code to the birth of the modern computer
      List of Contents

• B. Jack Copeland (Editor), 
  The Essential Turing: Classic Writings on Minds and Computers
  Read a sample chapter; Jack Copeland on Enigma (Warning: large file - 8.7 MB) 

•   B. Jack Copeland (Editor),
  Colossus: The Secrets of Bletchley Park's code-breaking computers

•   Paul Gannon,
  Colossus: Bletchley Park's Greatest Secret

• The History Channel's Secrets Of War

• Secret Code Breaker Online
  Cryptography for All Ages, Age 8 and Up

•   The Cipher Challenge Cracked  
  Swedish Codebreakers still show their excellence,
  "How we Cracked the Code Book Ciphers" Adobe PDF (325KB)
  or read the HTML Version

•   Index to Intelligence and National Security  

•   Index to International Journal of Intelligence and CounterIntelligence

• Want to be a Cryptanalyst? Take DSD's "Aptitude Test".
• AIM - The Advanced Infosec Machine
  • Visit the AIM Library
• Cryptology Books by Randall K. Nichols (LANAKI)
  Former President of The American Cryptogram Association :
  • The ICSA Guide To Cryptography and Commercial Computer Security Systems
  • Classical Cryptography Course Volume I
  • Classical Cryptography Course Volume II
• Coding Theory and Cryptography:
  From Enigma and Geheimschreiber to Quantum Theory
  The proceedings of the Conference on Coding Theory, Cryptography, and Number Theory
  held at the U.S. Naval Academy during October 25-26, 1998.
  List of Contents in PDF Format

Crypto Links

• Crypto News - JYA Cryptome
• Crypto Blogs
• Secrecy News Blog
• ComLink's Intel Briefings
• Bruce Schneier's Counterpane Systems
• Historical Interests
• Academic Study Groups
• The Archives and Other Resources
• Government Agencies
• Commercial Crypto
• Crypto Publications
• History Publications
• Cryptological Societies
• Military Signal Intelligence Units
• Information Warfare

Back to Frode's Home Page

Disclaimer

This is a personal page published by the author. The ideas and information expressed herein have not been approved or authorised by CERN in any way. In no event shall CERN be liable for any damages whatsoever resulting from any action arising in connection with the use of this information or its publication, including any action for infringement of copyright or defamation.