The group has been targeting 'Cisco-specific features' to help it break into US telecommunication networks, according to a new advisory from the FBI and CISA.

U.S. officials reveal that Chinese hackers are still lingering inside telecom networks and it's difficult to say when they will be identified and removed.

Federal authorities urged telecom firms to enhance security after a Chinese hacking campaign accessed private communications of many Americans. The joint alert from U.S. and international partners highlights this extensive cyberespionage's global reach.

US officials are still trying to help major telecom providers evict Chinese government-backed hackers from their networks and don’t have a timeline for when that will be done, officials said Tuesday.

Chinese government-backed hackers have infiltrated major U.S. telecom networks, and officials are now struggling to remove their access, U.S. authorities

FBI and US cyber officials urge companies and consumers to take precautions as the scope of the Beijing-linked breach grows

U.S. officials update reporters on it’s investigation into a massive and ongoing Chinese hack of multiple U.S. telecom companies. NBC News Justice and Intelligence Correspondent Ken Dilanian reports on how government officials are grappling with the breach.