Military Cryptanalytics, Part I, Monoalphabetic Substitution Systems; Friedman And Callimahos
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Military Cryptanalysis, Part Iv - Transposition And Fractionating Systems; By William F. Friedman For The War Department's Chief Signal Officer
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Military Cryptanalytics, Part Ii, Interim Edition (FIRST Section): Periodic Polyalphabetic Substitution Systems; William F. Friedman And Lambros D. Callimahos
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Division Field Code No.4
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
The Friedman Lectures On Cryptology
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Military Cryptanalysis, Part Iii: Aperiodic Substitution Systems
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Military Cryptanalytics, Part Ii, Interim Edition (SECOND Section); Lambros D. Callimahos And William F. Friedman
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Basic Cryptography; Dept Of Army Technical Manual Tm32-220
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Military Cryptanalytics, Part Ii, Interim Edition (THIRD Section); Lambros D. Callimahos And William F. Friedman
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
William F Friedman Letter: To Mr Harold H Beverage, Mr Beverage Is A Prospective Nsasab Panel Member
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
M-209s Sent To French Indo-China (TS), 10 December 1954
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Military Cryptanalysis Part I: Monoalphabetic Substitution With Irregular-Length Cipher Units; Monome-Dinome Systems And Others
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Appendix 4 - Service Terminology & Stereotypes; Main Document Not Specified
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Letter From Friedman To Cairns
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Military Cryptanalysis Part Iv Transposition And Fractionating Systems By William F Friedman
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Study Of The Beale Papers, 15 August 1949
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Request For Personnel Action, Mar 1951; Cancellation Of Appointment Action Pending Afsa-Oot-1
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Proposed Terms Of Reference For The Uscib Security Committee
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Security Of Equipment Used For Stowage Of Classified Material
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Professor Wilks Trip Report
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Letter From Ltg Canine To Robertson
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
The Development Of A Common Communication Security And Intelligence Agency
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Machine No. 1 & 2 Memo By Colonel Parker Hitt
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Excerpt From The Official Secrets Act, 1889; An Act To Prevent The Disclosure Of Official Documents And Information;
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Comments To Supplement Of Fiscal Year 1948 Research And Development Program
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Patent Application For Cryptographs - Friedman And Rowlett
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Tentative Minutes 23rd Meeting Uscibec
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Correspondence Between Brigadier General Corderman And Commander Travis Of Mr. Friedman's Visit To Bletchley Park
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Memorandum For The Members Of Uscib; Subject: Compromises Of Comint Information (USCIB 13.5/74)
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Letter From Col. Nicholas To Mr. Friedman Describing The Layout Of The Lecture Hall At West Point
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Nsa Regulation - Nomenclature For Communications Security Materials, 24 November 1954
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Military Cryptanalysis, Parts I And Ii: Monoalphabetic Substitution Systems
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Note 1: Excerpt From: Dtg191448z Jan 53, Gchq To Slo Washington, Note 2; Excerpt From: Letter Of 18 February 1953 From F.B. Rowlett To Adm J. N. Wenger; Excerpts Of Notes On Comint Exchanges
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
William F. Friedman Letter: To Mr. Alfred Friendly, Talks About Getting Pvt Mitchell A Position
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Field Codes Used By The German Army During The World War
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
New British Envoy Was Lucid In Appraisal Of Angle-Russ Tie; Washington (DC) Daily News Article
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Return Of Four Loaned Documents , 24 June 1952
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
2d Scag Conference W/Draft Agenda, 28 June 1951
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
I T Mcdonald Letter: To Dr G W Brown, Asking For Details For Security People On His Personal History Statement
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Subjects For Discussion During London Visit
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Military Cryptanalysis, Part Ii, Simpler Varieties Of Polyalphabetic Substitution Systems
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Request To Waterman Fountain Pen Company For New Cap And Clip, 4 January 1944
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
National Security Agency Problem Book, Course, Military Cryptanalytics, Part 1 (SHORT Title: Mc-I Problems); Monoalphabetic Substitution Systems
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Introduction To Cryptology-Vi By William F. Friedman; Final Draft
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Army Service Forces Signal Corps Engineering Laboratories Report Of Wire Equipment Committee, 11 October 1945
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Proposed Exchange Basis With The British
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
William F Friedman Letter
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Usa: Army Regulations, Classification Marking & Safeguarding Military Information, Friedman's Copies; S-028,297
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Mary C. Lane Memo To Chief, Logistics Division, Request For Organization Sign And Name Plate
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Abandonment Of Application To Revive Patent # 551,172, 22 September 1948
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Visit Of Professor Stewart S. Cairns To Gchq
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Maintenance Of Security After Vj-Day; 4 Sep 1945
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
William F Friedman Letter: Points Out A Possible Security Violation In Air Force On The Job Training Program
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Scamp Iv, Lecture Iv, Section 1 And 2; Discussion Of The Zimmerman Telegram
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Conference For Proposed Legislation Against Unauthorized Dissemination Of Communication Intelligence
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Comint Relations
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Loan Of Rockex Crypto System, 12 January 1954; Memorandum For The Members Of Uscib
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
William F Friedman Letter: To Dr John Von Neumann, Informs Members Of Nsasab Of Time And Place Of Opening Session Of April Board Meeting
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Acknowledge Receipt Of 35mm Film, 18 January 1946
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Indoctrination For Category Iii Comint (GRAVES)
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Further Applications Of The Principles Of Indirect Symmetry Of Position In Secondary Alphabets, Register No. 135; By Frank B. Rowlett
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Measures For The Increased Security Of Comint; Regarding Uscib 13/134 & Uscib 13/163
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Intelligence Concerning Security Of Communications
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
War Department Priorities For Research And Development Projects
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Digest Of Staff Conference, 29 December 1953
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
William F. Friedman Schematic Drawings
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Hagelin Letter To Elizebeth And William Friedman On Health And Family Issues
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Message Regarding Seven Day Conus Tdy For Mr. Riordan
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Letter From Admiral Wenger To Arthur Samuel Of Ibm Engineering Lab, Poughkeepsie; Administrative Matters, Scope Of Duties
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Comint Relations (USCIB 29.17/10), 12 November 1954; Item 5 Of The Agenda For The 109th Meeting Of The Uscib, Held On 12 November 1954
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Record Of Facts In Connection With Friedman/Rowlett Cryptologic Invention, 31 August 1935; Patent No. 70412
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
William F. Friedman Letter: To Mr. D. C. Gibson, Re A Question On Income Tax Returns
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
William F Friedman Letter: Sent Aca Directory And Friedman Asking Him To Fill Out Application For Employment
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Use Of The Code Word "CREAM"; Report Dated 6 Sep 1946
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
Civilian Employment Board Meeting Held 2 August 1946
Topics: NSA, Cryptography, National Security Agency, Friedman, William F. Friedman
