Device enrollment with EST

This guide's content now lives in Enrollment protocols — the EST endpoint table (/.well-known/est/cacerts, /simpleenroll, /simplereenroll, /serverkeygen), status-code behavior, certificate-profile control, and failure modes, alongside SCEP and CMP. For the end-to-end walkthrough, see the Enroll devices & IoT fleets journey. This page remains as a pointer for existing links.