ACME is not appropriate for Heathcare use

There is a new standard from IETF -  ACME -- https://datatracker.ietf.org/doc/rfc8555/Abstract Public Key Infrastructure using X.509 (PKIX) certificates are used for a number of purposes, the most significant of which is the authentication of domain names. Thus, certification authorities (CAs) in the Web PKI are trusted to verify that an applicant for a certificate legitimately represents the domain name(s) in the certificate. As of this writing, this verification is done through a collection of ad hoc mechanisms. This document describes a...