The U.S. Treasury has sanctioned a Chinese cybersecurity firm, Sichuan Silence, and its employee, Guan Tianfeng, for their roles in a 2020 global firewall breach that targeted critical U.S. infrastructure,

The U.S. has sanctioned Sichuan Silence, a Chinese cybersecurity firm involved in ransomware attacks targeting critical infrastructure in 2020. One of its employees, Guan Tianfeng, has also been charged individually.

The US government has indicted a Chinese hacker and sanctioned the cybersecurity firm he worked for, following a cyber espionage campaign that compromised tens of thousands of firewalls, some of which were protecting critical US infrastructure.

The US government has imposed sanctions on Chinese cybersecurity firm Sichuan Silence Information Technology and one of its employees, Guan Tianfeng, for their alleged involvement in a 2020 global cyberattack that exploited zero day vulnerabilities in firewalls.

The federal government has accused a Chinese hacker — whose company is a Chinese intelligence-linked contractor — as part of an effort in April 2020 to exploit weaknesses in computer firewalls

Sichuan Silence and one of its employees allegedly exploited a zero-day attack to spread malware to firewall devices, including 23,000 based in the US.

The US sanctioned a Chinese company it accused of working for intelligence agencies and charged one of its employees with hacking into the computer systems of thousands of businesses across the globe,