Device Enrollment in IETF protocols -- A Roadmap
draft-richardson-enrollment-roadmap-03

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Author Michael Richardson 
Last updated 2020-10-07
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ANIMA Working Group                                        M. Richardson
Internet-Draft                                  Sandelman Software Works
Intended status: Informational                          October 07, 2020
Expires: April 10, 2021

            Device Enrollment in IETF protocols -- A Roadmap
                 draft-richardson-enrollment-roadmap-03

Abstract

   This document provides an overview of enrollment or imprinting
   mechanisms in current IETF protocols.

   This document is being worked on in the ANIMA-WG, and on github at:
   https://github.com/anima-wg/enrollment-roadmap

Status of This Memo

   This Internet-Draft is submitted in full conformance with the
   provisions of BCP 78 and BCP 79.

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   This Internet-Draft will expire on April 10, 2021.

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   Copyright (c) 2020 IETF Trust and the persons identified as the
   document authors.  All rights reserved.

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Richardson               Expires April 10, 2021                 [Page 1]
Internet-Draft              device enrollment               October 2020

Table of Contents

   1.  Introduction  . . . . . . . . . . . . . . . . . . . . . . . .   2
   2.  Components of enrollment solutions  . . . . . . . . . . . . .   3
   3.  Map of Enrollment solution  . . . . . . . . . . . . . . . . .   4
   4.  Components  . . . . . . . . . . . . . . . . . . . . . . . . .   6
     4.1.  generic voucher semantics . . . . . . . . . . . . . . . .   6
     4.2.  constrained voucher . . . . . . . . . . . . . . . . . . .   6
     4.3.  JSON format voucher . . . . . . . . . . . . . . . . . . .   6
     4.4.  COSE-8152 . . . . . . . . . . . . . . . . . . . . . . . .   6
     4.5.  standard signature (CMS)  . . . . . . . . . . . . . . . .   6
     4.6.  EDHOC . . . . . . . . . . . . . . . . . . . . . . . . . .   6
     4.7.  EST-COAPS 2/DTLS sec(urity) . . . . . . . . . . . . . . .   6
     4.8.  EST-HTTPS TLS sec(urity)  . . . . . . . . . . . . . . . .   7
     4.9.  constrained object security (OSCORE)  . . . . . . . . . .   7
     4.10. ultra-constrained enrollment  . . . . . . . . . . . . . .   7
     4.11. Pledge traffic proxy mechanisms . . . . . . . . . . . . .   7
       4.11.1.  COAP proxy,stateless . . . . . . . . . . . . . . . .   7
     4.12. DTLS proxy  . . . . . . . . . . . . . . . . . . . . . . .   8
     4.13. IPIP proxy,stateless  . . . . . . . . . . . . . . . . . .   8
     4.14. circuit proxy stateful  . . . . . . . . . . . . . . . . .   8
   5.  call-home ssh/tls/usbkey  . . . . . . . . . . . . . . . . . .   8
   6.  manufacturer authorized signing authority (MASA)  . . . . . .   8
   7.  Enrollment Mechanisms . . . . . . . . . . . . . . . . . . . .   8
     7.1.  NETCONF . . . . . . . . . . . . . . . . . . . . . . . . .   8
     7.2.  BRSKI . . . . . . . . . . . . . . . . . . . . . . . . . .   9
     7.3.  Transition to Constrained Bootstrap . . . . . . . . . . .  10
     7.4.  Cloud-based Registrars  . . . . . . . . . . . . . . . . .  10
     7.5.  BRSKY Asynchronous Enrollment . . . . . . . . . . . . . .  10
     7.6.  6tisch Zero Touch . . . . . . . . . . . . . . . . . . . .  11
     7.7.  6tisch minimal security . . . . . . . . . . . . . . . . .  11
   8.  Discussion  . . . . . . . . . . . . . . . . . . . . . . . . .  12
   9.  OPEN ISSUE  . . . . . . . . . . . . . . . . . . . . . . . . .  12
   10. Security Considerations . . . . . . . . . . . . . . . . . . .  12
   11. IANA Considerations . . . . . . . . . . . . . . . . . . . . .  12
   12. Acknowledgements  . . . . . . . . . . . . . . . . . . . . . .  12
   13. References  . . . . . . . . . . . . . . . . . . . . . . . . .  12
     13.1.  Normative References . . . . . . . . . . . . . . . . . .  12
     13.2.  Informative References . . . . . . . . . . . . . . . . .  14
   Author's Address  . . . . . . . . . . . . . . . . . . . . . . . .  15

1.  Introduction

   There are numerous mechanisms being proposed to solve the problem of
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