Lumen’s confirmation comes after U.S. telecom giants AT&T and Verizon confirmed to TechCrunch that they had also secured their networks following their breaches. T-Mobile, another Salt Typhoon target, said last month that it had no evidence of hackers still in its systems.

Chinese hackers called Salt Typhoon have infiltrated a ninth telecommunications firm, gaining access to information about millions of people, U.S. cybersecurity officials say.

The telecom companies say they're no longer detecting activity from foreign entities that were hacking their networks.

U.S. telecom giants AT&T and Verizon say they have secured their networks after being targeted by the China-linked Salt Typhoon cyberespionage

The Chinese-linked Salt Typhoon cyberespionage operation targeted AT&T and Verizon's systems, but the wireless carriers' U.S. networks are now secure as they work with law enforcement and government officials,

This is the first time AT&T and Verizon have publicly acknowledged being affected by Salt Typhoon. For most customers, there’s little reason to worry. Verizon told TechCrunch that the hacking group behind the breach had targeted "a small number of high-profile customers in government." Still, the full scope of the breach remains unclear.

The Chinese-linked Salt Typhoon cyberespionage operation targeted AT&T and Verizon's systems, but the wireless carriers' U.S. networks are now secure as they work with law enforcement and government officials,

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.

AT&T blamed China for the hack. Verizon said a 'small number of high-profile customers in government and politics were specifically targeted' by a nation-state threat actor.

U.S. telecommunications giants AT&T and Verizon Communications believe they have finally ejected Chinese cyber espionage hackers from their networks. The White