In many places, including shops and museums, these technologies are used for surveillance systems, body temperature and heat measurement, facial recognition and access control. With the advancement of the internet and image processing technologies, security surveillance is becoming smarter and more advanced.

These computers can now count people, detect intruders, analyse customers, protect borders, analyse traffic or warn of traffic jams. These intelligent surveillance applications are the future of security control, and embedded computers play an important role in processing ever-increasing amounts of data.