Facial recognition technology is the unavoidable fact of the future, but people should be more worried about how private companies use facial and personal information gleaned from recognition software without consent. Some of the biggest tech companies in the world currently sell their user’s data. In developed countries ,Surveillance cameras have long been widely spread throughout most cities, but with the advent of facial recognition software, augmented with machine learning algorithms and even you can use unlock your mobile phone using face recognition. What is the human danger to using this technology?

