Scaling Security Insights: How We Achieved a 10x Increase in Global Scanning Capacity
Cloudflare, Friday, June 12th, 2026
Cloudflare details how it scaled Security Insights scanning 10x to over 120 scans per second.
Cloudflare explains how it achieved a 10x increase in global scanning capacity for its Security Insights system. Engineers optimized Kafka consumers, Postgres queries, and APIs to remove bottlenecks. The system now processes over 120 scans per second. The post shares architectural lessons for scaling high-throughput security telemetry.