US sanctions Chinese firm for hacking firewalls in ransomware attacks
December 10, 2024 at 11:40AM The U.S. Treasury sanctioned Sichuan Silence, a Chinese cybersecurity firm, and an employee for involvement in 2020 Ragnarok ransomware attacks on U.S. critical infrastructure. Guan Tianfeng exploited a zero-day vulnerability, compromising 81,000 firewalls globally, including over 23,000 in the U.S. A $10 million reward has been offered for information. **Meeting … Read more