Fortune 500 companies collectively spent $15 billion on cybersecurity in Q1 2026, a 35% increase year-over-year, as AI-powered threats force enterprises to dramatically increase their security investments.

Where the Money Goes

Cloud security leads spending at 28%, followed by identity and access management at 22%, endpoint protection at 18%, and AI security tools at 15%. The remaining 17% covers training, compliance, and incident response.

CISO Priorities

Chief Information Security Officers cite AI-powered attacks, supply chain vulnerabilities, and insider threats as their top three concerns for 2026.