Millions of users worldwide utilize face recognition to unlock their phones. But it is not the only use of the surveillance technology. With help from about 200,00 CCTV cameras in Moscow anti-war demonstrators can be identified: Nearly 15,000 people across Russia have been detained since the start of the Ukraine invasion. In the case of Ukraine trying to find spies, identify victims or reunite families. How does the technology work?
Credit | DW News