U.S. officials have added a ninth telecommunications company to the list of entities compromised by a sweeping Chinese-linked cyberespionage operation known as Salt Typhoon, a top White House official said Friday.

Nine U.S. telecom firms have been hacked as part of a Chinese-linked hacking campaign dubbed Salt Typhoon as of Friday, top White House official Anne Neuberger said. What Happened: Earlier this month,

The White House said Friday that a ninth U.S. telecommunications company has been hacked as part of a Chinese espionage campaign, but China has denied responsibility.

A ninth U.S. telecom firm was confirmed to have been hacked as part of a sprawling Chinese espionage campaign, a White House official said.

A ninth U.S. telecoms firm has been confirmed to have been hacked as part of a sprawling Chinese espionage campaign that gave officials in Beijing access to private texts and phone conversations of an unknown number of Americans,