Official websites use .gov
Secure .gov websites use HTTPS
Feb. 14, 2023
Sealed With a Kiss: National Cryptologic Museum Explores Encrypted Love Letters of WWII
The poignant letter contains a cipher and secret code, and is on display at the National Cryptologic Museum (NCM) until March 31, 2023 as part of its newest exhibit: "Sweetheart Codes."
Dec. 19, 2022
World’s Oldest True Cipher Device, the “Jefferson Cipher,” on Display at the National Cryptologic Museum
Thomas Jefferson, third president of the United States, had a deep interest in cryptology. He exchanged encrypted letters with friends, and he proposed a mathematics-based cryptologic system for U.S. government use (although it was never adopted).
May 23, 2016
NSA Releases Thousands of WWII-era Documents to National Archives
More than 29,000 pages of declassified material related to the World War II-era Target Intelligence Committee (TICOM) are now publicly available following a recent transfer from NSA to the National Archives and Records Administration.
Oct. 11, 2011
National Cryptologic Museum Opens New Exhibit on Nation's Past Secrets
FORT MEADE, Md. —
The National Cryptologic Museum (NCM), which reveals many of the nation's most vital secrets in history, the people who created and broke codes, and the tools they used, announces a new Cryptologic Treasures exhibit.