Problem Description, Impact, and Resolution

At approximately 11:30 UTC on November 18, 2025, customers began experiencing failures when calling any Basis Theory service due to a global outage at our regional edge provider, Cloudflare. The outage impacted DNS resolution, edge routing, and WAF processing across Cloudflare’s network, preventing customer requests from reaching our public endpoints.

During the peak of the event, Cloudflare returned 500-series errors for **100% of i...