BAE Systems plc provides defense, aerospace, and security solutions worldwide. The company operates through five segments: Electronic Systems, Platforms & Services, Air, Maritime, and Cyber & Intelligence. The Electronic Systems segment offers electronic warfare systems, navigation systems, electro-optical sensors, military and commercial digital engine and flight controls, precision guidance and seeker solutions, military communication systems and data links, persistent surveillance capabilities, space electronics, and electric drive propulsion systems. The Cyber & Intelligence segment provides solutions to modernize, maintain, and test cyber-harden aircraft, radars, missile systems, and mission applications that detect and deter threats to national security; systems engineering, integration, and sustainment services for critical weapons systems, C5ISR, and cyber security; and solutions and services to intelligence and federal/civilian agencies.