An official website of the United States government
Here's how you know

Official websites use .gov

A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS

A lock (lock ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Skip to main content (Press Enter).
Home Logo: National Security Agency I Central Security Service Home
National Security Agency/Central Security Service
NSA/CSS
Search
Search
Search
  • About
    • Leadership
    • Mission & Combat Support
    • Cybersecurity
    • Signals Intelligence
    • Central Security Service
    • Locations
    • Research
    • Cybersecurity Collaboration Center
      • Collaborative Partnerships
      • Enduring Security Framework
      • DIB Cybersecurity Services
      • Standards and Certifications
      • Artificial Intelligence Security Center
  • Press Room
    • Press Releases & Statements
    • News & Highlights
    • Podcast
    • Declassification & Transparency Initiatives
    • Cybersecurity Advisories & Guidance
    • Telework and Mobile Security Guidance
    • DoD Microelectronics Guidance
    • Research Publications
  • Careers
    • Innovation
    • WorkLifeBalance
  • History
    • National Cryptologic Museum
    • Cryptologic History
    • National Cryptologic Memorial

  • Upload Date
  • Document Date
  • Title
VENONA Documents - 1948

2JUN_MSG_FROM_MOSCOW_SHCHEK.PDF
VENONA Documents - 1948

2JUN_MSG_FROM_MOSCOW.PDF
VENONA Documents - October 1951

11OCT_GOMER.PDF
An index of entries containing over 50,000 pages of declassified documents which have been released to NARA in April 2011 is provided. These documents cover a time frame from before World War I though the 1960s.

NARA_RELEASE_LISTING_MAY2011.PDF
William F. Friedman Collection of Official Papers: Audio Recordings Transcript

COMMUNICATION_INTELLIGENCE_SECURITY_26_APR_1960_LTCOL_W_F_FRIEDMAN_TRANSCRIPT.PDF
Gulf of Tonkin Miscellaneous Memoranda and Notes Release 2 13 Jan 2000

Robert Hanyok notes
Gulf of Tonkin Miscellaneous Memoranda and Notes Release 2 010001Z-312400Z Aug 1964

NSA Recap of CRITIC Messages
Gulf of Tonkin Miscellaneous Memoranda and Notes Release 2 23 Nov 1964

Memorandum from Dr. Louis Tordella to Assistant Secretary of Defense Eugene Fubini
Gulf of Tonkin Miscellaneous Memoranda and Notes Release 2 25 May 1971

Memorandum for Commander Naval Security Group from N. Klar
Gulf of Tonkin Miscellaneous Memoranda and Notes Release 2 23 Oct 1964

Memorandum for Lt Gen Fitch from George C. Denney Jr.
Gulf of Tonkin Miscellaneous Memoranda and Notes Release 2 No Date

Memorandum to George C. Denney Jr.
Gulf of Tonkin Miscellaneous Memoranda and Notes Release 2 21 Oct 1964

Memorandum from Lt Gen Joseph Carroll USAF to Thomas L. Hughes
Gulf of Tonkin Miscellaneous Memoranda and Notes Release 2 01 Oct 1964

Memorandum from Allen S. Whiting to Thomas L. Hughes
Gulf of Tonkin Miscellaneous Memoranda and Notes Release 2 01 Oct 1964

Memorandum from Allen S. Whiting to Thomas L. Hughes
Gulf of Tonkin Miscellaneous Memoranda and Notes Release 2 19 Oct 1964

Memorandum from Allen S. Whiting to Thomas L. Hughes
Gulf of Tonkin Miscellaneous Memoranda and Notes Release 2 18 Sep 1964

Memorandum from Thomas L. Hughes to the Secretary of State
Gulf of Tonkin Miscellaneous Memoranda and Notes Release 2 07 Oct 1964

Memorandum from Thomas L. Hughes to Lt Gen Joseph Carroll USAF
Gulf of Tonkin Miscellaneous Memoranda and Notes Release 2 28 Aug 1975

Review of draft of "The Gulf of Tonkin Incident" by R.A. MacKinnon LCDR USN (ret.)
Gulf of Tonkin Miscellaneous Memoranda and Notes Release 2 16 Mar 1971

Note to DIRNSA re CBS 60 Minutes segment
Gulf of Tonkin Miscellaneous Memoranda and Notes Release 2 01 Sep 1964

Memorandum in response to United States Intelligence Board Meeting: Special Annex USIB-M-345
  • FIRST
  • 13
  • 14
  • 15 (current)
  • 16
  • 17
  • LAST
NSA.GOV
  • About
  • Leadership
  • Cybersecurity Collaboration
    Center
  • National Cryptologic Museum
  • Contact NSA
  • Accessibility
  • ABA Notice
  • Site Policies
CULTURE
  • Operating Authorities
  • Civil Liberties, Privacy, & Transparency Office

  • Compliance

  • General Counsel
  • NSA Inspector General
HELPFUL LINKS
  •  
  • NSA Freedom of Information Act
  • Privacy Act Requests
  • Request a Speaker
  • Prepublication Review
  • Media Inquiry
  • Frequently Asked Questions
RESOURCES
  • Classified Materiel Conversion
  • Commercial Solutions for Classified Program (CSfC)​
  • Cryptographic Support Services
  • Media Destruction Guidance
  • NSA Open Source
RELATED LINKS
  • DNI.gov
  • Defense.gov
  • IC on the Record
  • Intelligence.gov
  • NSA.GOV
    • About
    • Leadership
    • Cybersecurity Collaboration Center
    • National Cryptologic Museum
    • Contact NSA
    • Accessibility
    • ABA Notice
    • Site Policies
  • CULTURE
    • Operating Authorities
    • Civil Liberties & Privacy
    • General Counsel
    • NSA Inspector General
  • HELPFUL LINKS
    • NSA Freedom of Information Act
    • Privacy Act Requests
    • Frequently Asked Questions
    • Request a Speaker
    • Prepublication Review
    • Media Inquiry
  • RESOURCES
    • Commercial Solutions for Classified Material (CSFC)
    • Media Destruction Guidance
    • Classified Materiel Conversion
    • Cross Domain Services
    • NSA Open Source
    • NSA Exhibit Roadshow
  • RELATED LINKS
    • DNI.gov
    • Defense.gov
    • IC on the Record
    • Intelligence.gov
  • Privacy & Security     Links Disclaimer     Section 508     Web Policy     Plain Writing Act    DOD IG    No FEAR Act    Imagery Use    FOIA    Open GOV    Strategic Plan    USA.gov    Small Business Act    Site Map  
 
Hosted by Defense Media Activity - WEB.mil Veterans Crisis Line number. Dial 988 then Press 1