AT&T, Verizon, and Lumen Technologies confirmed that Chinese government-backed snoops accessed portions of their systems earlier this year, while the White House added another, yet-unnamed telecommunications company to the list of those breached by Salt Typhoon. The digital intrusion, which has been called the​ "worst telecom hack in our nation's history," gave Beijing-backed spies the "capability to geolocate millions of individuals" and "record phone calls at will," Anne Neuberger, deputy nati...