Cryptologic History

Cryptologic History
Information & Resources Honoring our Cryptologic Heritage


We welcome you to explore the sections and pages included below to learn more about cryptologic history and the people who paved the way for the future of cyber. 


  • What happened today in cryptologic or related history? Here you will find interesting "On This Date" entries related to cryptology, computers, math, military history, and more. One source of entries is the NSA Center for Cryptologic History's (CCH) Cryptologic History Calendar. For many of the CCH calendar items, we have added photos, additional text, and web links.

  • Explore all the contributions made to the field of cryptology and cyber by groups such as the Native American Code Talkers, African Americans, Women, and more.

  • The Hall of Honor, exhibited in the NCM, was created in 1998 and pays tribute to Americans and others who have given especially distinguished service to the United States in cryptology and its related fields.

  • Learn about the many Museum artifacts acquired and exhibits supported byFoundation over the years.

  • Links to other organizations and communities with related missions. In addition to links to government sites, there are also links to military alumni sites, museums, and related associations.

  • The National Cryptologic Museum Library holds a unique collection and archives of unclassified and declassified books, documents, and memorabilia focusing on cryptology and cryptologic history.

  • See what cryptology-related books our community members have in their libraries.