Over 20 fake cell phone towers were found monitoring communications mobile phones across London, Sky News reports.
Sky News reports that it uses specialist software security over three weeks to detect signs of its activity IMSI catcher.
Monitoring devices are also known as Stingrays, deceive mobile phones phones όταν προσπαθούν να συνδεθούν με την εταιρεία κινητής και έτσι οι επιτιθέμενοι έχουν πρόσβαση στις calls of their users without their knowledge.
Stingrays are known to be used by police services around the world to watch criminals. Sky News asked Metropolitan Police, which allegedly bought Stingray technology from 2009.
However, the police did not confirm or refused to use Stingray. These devices are according to information available on the internet and cost only 1540 dollars.
So no one can say for sure who uses them: police forces, secret services, foreign governments, or private companies.
