The breach, traced to Chinese state-sponsored hackers, may have lasted for months, according to The Wall Street Journal.

Chinese hackers were in networks of major ISPs “for months,” WSJ reports.

Multiple U.S. broadband providers, including Verizon, AT&T, and Lumen Technologies, have been breached by a Chinese hacking group tracked as Salt Typhoon, the Wall Street Journal reports.

U.S. lawmakers are investigating telecom giants AT&T, Verizon, and Lumen Technologies after reports that Chinese hackers accessed U.S. broadband networks. They seek detailed answers regarding the breach,

Verizon, AT&T, and Lumen Technologies were among the US broadband providers whose networks were reportedly hacked by Chinese cyberspies, possibly compromising the wiretapping systems used for court-ordered surveillance.

Several major United States telecommunications providers have reportedly been infiltrated by a Chinese hacking group known as Salt Typhoon.

The intrusion affected major telecom company networks that cooperate with court-authorized U.S. requests for communications data, according to a recent report.

Chinese hackers reportedly infiltrated major US broadband networks, accessing wiretapping systems information and intercepting internet traffic. The a

The cyberattack acccessed systems used for court-authorized wiretaps to collect internet traffic from millions of Americans.

AT&T and Verizon were allegedly hacked by the Chinese hacking group, Salt Typhoon, compromising sensitive network infrastructure.