Officials from the FBI and the Cybersecurity and Infrastructure Security Agency say the major Chinese hack began in late spring, and they are strongly urging Americans to use encrypted communications.

China-linked spies are still lurking inside U.S. telecommunications networks roughly six months after American officials started investigating the intrusions, senior officials told reporters Tuesday.

THE HACK, FIRST REPORTED BY POLITICO THIS WEEKEND AFTER THE OUTLET ... HOWEVER, WE ARE STILL AWAITING CONFIRMATI U.S. officials are still trying to help major telecom providers evict Chinese government-backed hackers from their networks and don't have ...

Chinese hackers who penetrated U.S. telecoms likely haven't been fully evicted partially due to shifting tactics made in response to public disclosures, federal