Applied Signal Technology, Inc. is engaged in the areas of signals intelligence (SIGINT), cyber security, and sensor signature processing. The company’s SIGINT competencies include communications intelligence (COMINT) focusing on broadband and tactical wireless networks and electronic intelligence (ELINT). Its cyber security activities include network monitoring, intrusion detection, and countermeasures. Its remote sensing expertise includes processing information from electro-optic, sonar, radar, magnetic, and chemical sensors to detect changes in the environment and provide real-time alerts of potential threats. Customers include the Department of Defense, the Intelligence Community, the Department of Homeland Security, and allied nations. The company employs a staff of about 700.