Key Findings: A Russian-speaking threat actor compromised over 600 FortiGate firewalls across 55 countries in just 5 weeks The attacker systematically used generative AI and large language models (LLMs) to write tools and plan follow-on actions inside victim networks The campaign did not rely on zero-day vulnerabilities, instead targeting publicly accessible admin panels and VPN portals protected by weak credentials Stolen FortiGate configurations provided detailed informatio