Unencrypted, sensitive and confidential user data originating from millions of mobile devices is carried on the Tor network every day. Deloitte Canada researchers say they have devised away to scoop up that data and create personal profiles for specific mobile users, that include GPS coordinates, web addresses, phone numbers and keystrokes. Researchers estimate the source of the traffic to be 95 percent Android and 5 percent iOS, originating from applications installed by the device s OEM, wireless telecom operators, applications downloaded onto the device by users or via advertisers.
Source: https://threatpost.com/unencrypted-mobile-traffic-tor-network-leaks-pii/149200/

