China Used Mass Surveillance on Thousands of Americans Phones, Report Claims
On 12/15/20 at 9:59 AM EST
Gary Miller, a former vice president of network security at California-based analytics company Mobileum, told
The Guardian he had amassed evidence of espionage conducted via decades-old vulnerabilities in the global telecommunications system.
While not explicitly mentioned in the report, the claims appear to be centered around Signaling System 7 (SS7), a communications protocol that routes calls and data around the world and has long been known to have inherent security weaknesses.
According to Miller, his analysis of signals data from the Caribbean has shown China was using a state-controlled mobile operator to target, track, and intercept phone communications of U.S. phone subscribers,