Fixing Cloudflare WARP Error CF_FAILED_TO_SET_MTLS in Posture Only Mode
If you are trying to run the Cloudflare One Client (formerly WARP) in Posture only mode and keep getting the following error, this post may save you some troubleshooting time: CF_FAILED_TO_SET_MTLS I ran into this while trying to build what should have been a fairly simple Cloudflare Zero Trust configuration. The requirements were: Enroll corporate devices into Cloudflare Zero Trust. Use an Access token-based onboarding flow. Collect device posture information such as disk encryption, firewall status, OS information, and other endpoint…