A Chinese-backed hacking campaign that previously hacked into nine U.S. telecommunication and internet providers is now confirmed to have hacked at least 200 American companies, according to the FBI’s top cyber chief.

FBI Assistant Director Brett Leatherman told The Washington Post that the hackers, dubbed Salt Typhoon , also broke into companies in 80 countries , revealing for the first time the global scale of the Chinese spying campaign.

Leatherman didn’t name the hacked companies. AT&T, Verizon , and Lumen were previously confirmed as breached, and Charter Communications and Windstream were later named as victims, among others.

The hackers targeted call records among senior American politicians and officials, allowing them to map out who was calling whom, and on whom the

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