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,

AT&T Inc. acknowledged that it had been hit by the China-linked Salt Typhoon hacking operation but that its networks were now clear from the intrusion. The hackers attempted to gain information about foreign intelligence,

Verizon Communications Inc. announced successful containment of a cyber incident known as the Salt Typhoon. An esteemed independent cybersecurity firm has validated the containment measures taken by Verizon,

AT&T (NYSE:T) said Saturday it was hit by the Salt Typhoon hacking attack, but its networks have been cleared, Bloomberg reported. According to the report, AT&T said in a statement that the China-linked hackers tried to access information on foreign intelligence.