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US Identifies Chinese Firm Behind Salt Typhoon Hacks on Telecom Networks

The State and Treasury Departments say Chinese cybersecurity vendor Sichuan Juxinhe is behind the hacks into numerous US telecommunications companies.

 & Michael Kan Principal Reporter

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A little-known Chinese cybersecurity company is allegedly behind “Salt Typhoon,” the Chinese hacking group blamed for infiltrating numerous telecommunications providers.

On Friday, the US State Department sanctioned Sichuan Juxinhe Network Technology Co. and a Shanghai resident, Yin Kecheng, who allegedly orchestrated last month’s hack of the US Treasury Department. The US accuses Yin of being an affiliate of China’s Ministry of State Security, which conducts foreign espionage. 

The US did not say how it linked Yin and Sichuan Juxinhe to the hacking activities. For now, the Treasury Department only says that Sichuan Juxinhe had "direct involvement" in the Salt Typhoon cyber group and "in the exploitation of these US telecommunication and internet service provider companies."

China's Ministry of State Security "has maintained strong ties with multiple computer network exploitation companies, including Sichuan Juxinhe," the Treasury Department added. 

Meanwhile, The Washington Post reports Yin infiltrated the Treasury Department by hacking BeyondTrust, an identity management security provider.

The sanctions are the outgoing Biden administration’s final attempt to stop the Salt Typhoon hacks, which have ensnared at least nine US telecommunication companies, including AT&T and Verizon. The Chinese state-sponsored hackers potentially gained access two years ago, enabling them to intercept phone calls from prominent US politicians, including incoming President Trump. 

The Salt Typhoon hacks have been described as perhaps the worst in US history, partly because the Chinese cyberspies might still be lurking in US networks, thanks to outdated equipment and existing software flaws. But AT&T and Verizon reported last month that they no longer see Salt Typhoon activity in their networks.

In the meantime, the US sanctions will prohibit people and companies from conducting business with both Sichuan Juxinhe and Yin, unless a license has been granted. “Violations of US sanctions may result in the imposition of civil or criminal penalties on US and foreign persons,” the Treasury Department warned. 

The State Department has also issued up to $10 million for any information that could lead to the identification or location of state-sponsored hackers targeting US critical infrastructure.

About Our Expert

Michael Kan

Michael Kan

Principal Reporter

My Experience

I've been a journalist for over 15 years. I got my start as a schools and cities reporter in Kansas City and joined PCMag in 2017, where I cover satellite internet services, cybersecurity, PC hardware, and more. I'm currently based in San Francisco, but previously spent over five years in China, covering the country's technology sector.

Since 2020, I've covered the launch and explosive growth of SpaceX's Starlink satellite internet service, writing 600+ stories on availability and feature launches, but also the regulatory battles over the expansion of satellite constellations, fights with rival providers like AST SpaceMobile and Amazon, and the effort to expand into satellite-based mobile service. I've combed through FCC filings for the latest news and driven to remote corners of California to test Starlink's cellular service.

I also cover cyber threats, from ransomware gangs to the emergence of AI-based malware. In 2024 and 2025, the FTC forced Avast to pay consumers $16.5 million for secretly harvesting and selling their personal information to third-party clients, as revealed in my joint investigation with Motherboard.

I also cover the PC graphics card market. Pandemic-era shortages led me to camp out in front of a Best Buy to get an RTX 3000. I'm now following how the AI-driven memory shortage is impacting the entire consumer electronics market. I'm always eager to learn more, so please jump in the comments with feedback and send me tips.

The Best Tech I've Had:

  • My first video game console: a Nintendo Famicom
  • I loved my Sega Saturn despite PlayStation's popularity.
  • The iPod Video I received as a gift in college
  • Xbox 360 FTW
  • The Galaxy Nexus was the first smartphone I was proud to own.
  • The PC desktop I built in 2013, which still works to this day.

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