The FortiGuard Labs Outbreak Alerts Annual Report 2026 delivers a comprehensive look at the cyberattack landscape that defined 2025. Last year, FortiGuard Labs blocked 3.8 trillion vulnerability exploitation attempts, prevented 2.71 billion malware deliveries, and identified 257 million previously unseen malware variants — representing a 23% year-over-year increase in vulnerability-driven attacks and underscoring the accelerating pace of today's threat environment.
FortiGuard Labs is Fortinet's elite threat intelligence and research organization, comprising a global team of researchers, engineers, and incident responders operating across 6 Cyber Threat R&D Centers, 3 Operations Centers, and 11 Cyber Consultation hubs worldwide. Each day, FortiGuard Labs evaluates over 78 trillion security signals across networks, cloud environments, and Fortinet-powered technologies — delivering early visibility into attacker behavior and emerging threats to protect individuals, enterprises, and national infrastructure at scale.