Safran designs, develops and manufactures high technology electronics through three businesses: Aerospace, Defense and Security. Aerospace includes Aerospace Propulsion (propulsion systems for commercial aircraft, military transport, training and combat aircraft, rocket engines, civil and military helicopters) and Aircraft Equipment (mechanical, hydromechanical and electromechanical equipment); Defense (optronic, avionic and electronic systems); and Security (biometric technologies for fingerprint, iris and face recognition, identity management products, access management and transaction security, including tomographic systems for detection of dangerous or illicit substances in baggage).