The Information Security Oversight Office has published an expanded guide explaining how to properly mark classified documents. See “Marking Classified National Security Information” (pdf), October 2007.
A 1972 monograph prepared at the National Archives reviews the history of information control markings on military documents back to the 19th century and traces their development up to World War II. Such markings represent part of the pre-history of today’s national security classification system.
See “Origins of Defense-Information Markings in the Army and Former War Department” (pdf) by Dallas Irvine, National Archives Staff Information Paper, 1972.
A sizable collection of old military regulations relating to protection of confidential information is presented in a series of annexes to the paper (pdf).
Fellows Brown, Janani Flores, Krishnaswami, Ross and Vinton will work on projects spanning government modernization, clean energy, workforce development, and economic resiliency
Current scientific understanding shows that so-called “anonymization” methods that have been widely used in the past are inadequate for protecting privacy in the era of big data and artificial intelligence.
China is NOT a nuclear “peer” of the United States, as some contend.
China’s total number of approximately 600 warheads constitutes only a small portion of the United States’ estimated stockpile of 3,700 warheads.
The Federation of American Scientists strongly supports the Modernizing Wildfire Safety and Prevention Act of 2025.