TLS/DTLS 1.3 Profiles for the Internet of Things
draft-ietf-uta-tls13-iot-profile-01

Document Type Active Internet-Draft (uta WG)
Authors Hannes Tschofenig  , Thomas Fossati 
Last updated 2021-02-22
Replaces draft-tschofenig-uta-tls13-profile
Stream Internet Engineering Task Force (IETF)
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UTA                                                        H. Tschofenig
Internet-Draft                                                T. Fossati
Updates: 7925 (if approved)                                  Arm Limited
Intended status: Standards Track                        22 February 2021
Expires: 26 August 2021

            TLS/DTLS 1.3 Profiles for the Internet of Things
                  draft-ietf-uta-tls13-iot-profile-01

Abstract

   This document is a companion to RFC 7925 and defines TLS/DTLS 1.3
   profiles for Internet of Things devices.  It also updates RFC 7925
   with regards to the X.509 certificate profile.

Discussion Venues

   This note is to be removed before publishing as an RFC.

   Source for this draft and an issue tracker can be found at
   https://github.com/thomas-fossati/draft-tls13-iot
   (https://github.com/thomas-fossati/draft-tls13-iot).

Status of This Memo

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

   Internet-Drafts are working documents of the Internet Engineering
   Task Force (IETF).  Note that other groups may also distribute
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   Drafts is at https://datatracker.ietf.org/drafts/current/.

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   material or to cite them other than as "work in progress."

   This Internet-Draft will expire on 26 August 2021.

Copyright Notice

   Copyright (c) 2021 IETF Trust and the persons identified as the
   document authors.  All rights reserved.

Tschofenig & Fossati     Expires 26 August 2021                 [Page 1]
Internet-Draft          TLS/DTLS 1.3 IoT Profiles          February 2021

   This document is subject to BCP 78 and the IETF Trust's Legal
   Provisions Relating to IETF Documents (https://trustee.ietf.org/
   license-info) in effect on the date of publication of this document.
   Please review these documents carefully, as they describe your rights
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   provided without warranty as described in the Simplified BSD License.

Table of Contents

   1.  Introduction  . . . . . . . . . . . . . . . . . . . . . . . .   3
     1.1.  Conventions and Terminology . . . . . . . . . . . . . . .   3
   2.  Credential Types  . . . . . . . . . . . . . . . . . . . . . .   3
   3.  Error Handling  . . . . . . . . . . . . . . . . . . . . . . .   4
   4.  Session Resumption  . . . . . . . . . . . . . . . . . . . . .   4
   5.  Compression . . . . . . . . . . . . . . . . . . . . . . . . .   4
   6.  Perfect Forward Secrecy . . . . . . . . . . . . . . . . . . .   4
   7.  Keep-Alive  . . . . . . . . . . . . . . . . . . . . . . . . .   4
   8.  Timeouts  . . . . . . . . . . . . . . . . . . . . . . . . . .   4
   9.  Random Number Generation  . . . . . . . . . . . . . . . . . .   5
   10. Server Name Indication (SNI)  . . . . . . . . . . . . . . . .   5
   11. Maximum Fragment Length Negotiation . . . . . . . . . . . . .   5
   12. Crypto Agility  . . . . . . . . . . . . . . . . . . . . . . .   5
   13. Key Length Recommendations  . . . . . . . . . . . . . . . . .   5
   14. 0-RTT Data  . . . . . . . . . . . . . . . . . . . . . . . . .   5
   15. Certificate Profile . . . . . . . . . . . . . . . . . . . . .   6
     15.1.  All Certificates . . . . . . . . . . . . . . . . . . . .   6
       15.1.1.  Version  . . . . . . . . . . . . . . . . . . . . . .   6
       15.1.2.  Serial Number  . . . . . . . . . . . . . . . . . . .   6
       15.1.3.  Signature  . . . . . . . . . . . . . . . . . . . . .   6
       15.1.4.  Issuer . . . . . . . . . . . . . . . . . . . . . . .   6
       15.1.5.  Validity . . . . . . . . . . . . . . . . . . . . . .   7
       15.1.6.  subjectPublicKeyInfo . . . . . . . . . . . . . . . .   7
     15.2.  Root CA Certificate  . . . . . . . . . . . . . . . . . .   7
     15.3.  Intermediate CA Certificate  . . . . . . . . . . . . . .   7
     15.4.  End Entity Certificate . . . . . . . . . . . . . . . . .   7
       15.4.1.  Client Certificate Subject . . . . . . . . . . . . .   8
   16. Certificate Revocation Checks . . . . . . . . . . . . . . . .   8
     16.1.  Open Issues  . . . . . . . . . . . . . . . . . . . . . .   8
   17. Security Considerations . . . . . . . . . . . . . . . . . . .   9
   18. Acknowledgements  . . . . . . . . . . . . . . . . . . . . . .   9
   19. IANA Considerations . . . . . . . . . . . . . . . . . . . . .   9
   20. References  . . . . . . . . . . . . . . . . . . . . . . . . .   9
     20.1.  Normative References . . . . . . . . . . . . . . . . . .   9
     20.2.  Informative References . . . . . . . . . . . . . . . . .  10
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