Fake mobile phone towers dotted across America could be listening in on unsuspecting citizens by tapping their smartphones, according to new reports. The decoy towers are known as ‘interceptors’ and although their operators are anonymous, it’s known that similar technology is used by both US military and local police forces. The American Civil Liberties Union (ACLU) has previously found that 15 states used stingray equipment to snoop on mobile devices.
— source independent.co.uk, popsci.com 2017-10-03