US signals intelligence in the Cold War

U.S. signals intelligence (SIGINT) during the Cold War was a critical component of the United States' intelligence-gathering efforts aimed at monitoring and understanding the activities and capabilities of the Soviet Union and its allies. SIGINT specifically involves the interception, analysis, and exploitation of electronic signals and communications, which can include telephone calls, radio transmissions, and other forms of electronic communication. Here are some key aspects of U.S.