U.S. Accuses Chinese Hacker of Exploiting Zero-Day Vulnerability in 81,000 Sophos Firewalls
The U.S. government has recently unsealed charges against a Chinese individual, Guan Tianfeng, linked to a significant cybersecurity breach in which thousands of Sophos firewall devices were compromised worldwide in 2020. Guan, who allegedly worked for Sichuan Silence Information Technology…