Articles, tagged with "closed circuit television", page 1

Communications systems have become much more advanced than in the old days when telephones or telegraphs were used. It all started with fibre optic cable, which could replace copper cable in many instances. Fibre optic cable was much more efficient and c...

London is possibly one of the most surveyed cities in the world. Despite half a million cameras and one of the most elaborate surveillance systems of any city at that time, authorities were still unable to prevent one of the worst acts of terror in Britis...