NSA News & Highlights

Tag: cipher

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

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.