The professional journal of the National Security Agency/Central Security Service. Its mission is to advance knowledge of all aspects of cryptology by serving as a forum for issues related to cryptologic theory doctrine operations management and history.
Below is a list of Cryptologic Quarterly issues available in PDF format. Limited print copies may be requested from the Center for Cryptologic History via our online form.
- Cryptologic Quarterly Vol. 36 Issue 2017-03 | Format: PDF
- What CCH Can Do for You: Make History Relevant!
- Decryption in Progress: The Sino-Japanese War of 1894-1895
- A Nineteenth-Century SIGINT Success
- The Cryptologist's War: How World War I Helped Weave the "Cloak" of Cryptologic Secrecy
- Ann's War: One Woman's Journey to the Codebreaking Victory over Japan
- Best-Laid Plans: Establishing the Armed Forces Security Agency Legal Counsel
- Before the Dawn: Life at a Remote SIGINT Site during the Cold War
- Cryptologic Quarterly Vol. 34 Issue 2015-01 | Format: PDF
- Release of the William and Elizebeth Friedman Collection
- William Bundy at Bletchley Park
- How Modular Arithmetic Helped Win World War II
- Two Cryptologic Nights at the Cinema
- Cryptologic Quarterly Vol. 33 Issue 2014-01 | Format: PDF
- Renaissance Cryptography Occultism and the Jewish Cabala
- The Dawn of American Communications Intelligence: The Spanish-American War and After
- NSA's Senior Technical Development Program Turns Twenty
- Farmhouse Field Station Houlton Maine: The U.S. Army's First Fixed Field Site
- The Thought behind High-Level Cryptological Discovery 1930-1945