Sophos discloses critical Firewall remote code execution flaw - Sophos Firewall vulnerable to critical remote code execution flaw - U.S. Charges Chinese Hacker for Exploiting Zero-Day in 81,000 Sophos Firewalls - Custom "Pygmy Goat" malware used in Sophos Firewall hack on govt network - Sophos reveals 5-year battle with Chinese hackers attacking network devices - Sophos X-Ops: Ransomware gangs escalating tactics, going to 'chilling' lengths