Three backstage Chinese companies helped China transportation retired 1 of nan boldest hacking operations to date, including snooping connected matter messages from nan Kamala Harris and Donald Trump campaigns successful 2021, according to a conjugation of U.S. agencies and 12 allied governments.
The operation, known arsenic Salt Typhoon, hacked into telecommunication companies astir nan world, including AT&T and Verizon past year, allowing it to perchance entree matter and telephone communications betwixt millions of people, and way their locations.
A 37-page method report released Wednesday was signed by nan FBI, nan National Security Agency and nan Cybersecurity and Infrastructure Security Agency, arsenic good arsenic intelligence and rule enforcement bodies from Australia, Canada, Germany, Japan and nan United Kingdom, among others. It said that nan campaign, which has been going connected since 2021, besides targeted government, transportation, lodging and subject infrastructure networks astir nan world.
An FBI spokesperson told NBC News successful an emailed connection that Salt Typhoon has hacked much than 200 companies crossed 80 companies.
As NBC News reported successful July, nan Department of Defense softly concluded earlier this twelvemonth that Salt Typhoon had besides broken into astatine slightest 1 state’s National Guard network for astir a twelvemonth earlier being detected.
The 3 companies that person been helping China’s Ministry of State Security (MSS) successful nan run are: Beijing Huanyu Tianqiong Information Technology, Sichuan Zhixin Ruijie Network Technology and Sichuan Juxinhe Network Technology.
While nan Treasury Department sanctioned nan Sichuan-based Sichuan Juxinhe Network Technology successful January complete Salt Typhoon activity, nan different 2 companies had not antecedently been accused by Western governments of world hacking operations.
Little accusation astir nan companies is disposable online, and they could not beryllium reached for comment. A spokesperson for China’s embassy successful Washington did not instantly respond to a petition for comment.
It is singular that nan 3 firms appeared to beryllium really functioning companies, not simply fronts for Chinese intelligence, according to Dakota Cary, a China expert astatine nan cybersecurity institution SentinelOne.
“Which intends nan MSS (Ministry of State Security) efficaciously utilized 3 backstage companies moving successful collaboration to deed immoderate of nan astir important postulation targets connected nan planet,” Cary told NBC News.
“It is inconceivable nan U.S. would inquire a backstage institution to hack Xi’s phone,” he added, referring to Chinese President Xi Jinping.
While Salt Typhoon does not exclusively hack telecommunications companies, it has proven remarkably adept astatine doing so. Its hack of AT&T and Verizon unsocial gave China entree to phone information connected much than a cardinal people successful nan D.C. area.
That benignant of entree not only gives intelligence agencies nan imaginable to spy connected telephone calls and matter messages, but besides to way people’s location, nan study found.
“The information stolen done this activity against overseas telecommunications and Internet work providers (ISPs), arsenic good arsenic intrusions successful nan lodging and proscription sectors, yet tin supply Chinese intelligence services pinch nan capacity to place and way their targets’ communications and movements astir nan world,” it said.
AT&T and Verizon person some said that they person removed nan hackers from their systems, though they stay susceptible to being surgery into again.

Kevin Collier
Kevin Collier is simply a newsman covering cybersecurity, privateness and exertion argumentation for NBC News.