Zscaler 2026 AI Threat Report: 91% Year-over-Year Surge in AI Activity Creates Growing Oversight Gap for Global Enterprises

News Highlights 

SAN JOSE, Calif., Jan. 27, 2026 (GLOBE NEWSWIRE) -- Zscaler, Inc. (NASDAQ: ZS), the leader in cloud security, today released the findings of the ThreatLabz 2026 AI Security Report, warning that enterprises are unprepared for the next wave of AI‑driven cyber risk, even as AI becomes embedded in business operations. Based on an analysis of nearly one trillion AI/ML transactions across the Zscaler Zero Trust Exchange™ platform between January and December of 2025, the research shows that enterprises are reaching a tipping point where AI has transitioned from a productivity tool to a primary vector for autonomous, machine-speed conflict. The report analyzes AI and ML traffic together because enterprise AI systems rely on machine learning models to operate at scale.