Zero-TrustCloudflare TunnelFIDO2PasskeysNetwork Security
How to Build a Zero-Trust Perimeter with Cloudflare Tunnel & FIDO2 Hardware Keys
Marcus Kane, Principal Security Architect
5 min read
Aug 24, 2026
Eliminate public IP exposure and open ports entirely. A battle-tested blueprint for securing internal VPC infrastructure, SSH bastions, and web services with hardware-bound cryptographic authentication.