UAS Remote ID
draft-ietf-drip-uas-rid-01

Document Type Active Internet-Draft (drip WG)
Authors Robert Moskowitz  , Stuart Card  , Adam Wiethuechter  , Andrei Gurtov 
Last updated 2020-09-09
Replaces draft-moskowitz-drip-uas-rid
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DRIP                                                        R. Moskowitz
Internet-Draft                                            HTT Consulting
Intended status: Standards Track                                 S. Card
Expires: March 13, 2021                                  A. Wiethuechter
                                                           AX Enterprize
                                                               A. Gurtov
                                                    Linköping University
                                                       September 9, 2020

                             UAS Remote ID
                       draft-ietf-drip-uas-rid-01

Abstract

   This document describes the use of Hierarchical Host Identity Tags
   (HHITs) as a self-asserting and thereby trustable Identifier for use
   as the UAS Remote ID.  HHITs include explicit hierarchy to provide
   Registrar discovery for 3rd-party ID attestation.

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 March 13, 2021.

Copyright Notice

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

Moskowitz, et al.        Expires March 13, 2021                 [Page 1]
Internet-Draft                UAS Remote ID               September 2020

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   Provisions Relating to IETF Documents (https://trustee.ietf.org/
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   Please review these documents carefully, as they describe your rights
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Table of Contents

   1.  Introduction  . . . . . . . . . . . . . . . . . . . . . . . .   3
   2.  Terms and Definitions . . . . . . . . . . . . . . . . . . . .   3
     2.1.  Requirements Terminology  . . . . . . . . . . . . . . . .   3
     2.2.  Notation  . . . . . . . . . . . . . . . . . . . . . . . .   3
     2.3.  Definitions . . . . . . . . . . . . . . . . . . . . . . .   3
   3.  Hierarchical HITs as Remote ID  . . . . . . . . . . . . . . .   5
     3.1.  Remote ID as one class of Hierarchical HITs . . . . . . .   5
     3.2.  Hierarchy in ORCHID Generation  . . . . . . . . . . . . .   5
     3.3.  Hierarchical HIT Registry . . . . . . . . . . . . . . . .   5
     3.4.  Remote ID Authentication using HHITs  . . . . . . . . . .   6
   4.  UAS ID HHIT in DNS  . . . . . . . . . . . . . . . . . . . . .   6
   5.  Other UTM uses of HHITs . . . . . . . . . . . . . . . . . . .   7
   6.  DRIP Requirements addressed . . . . . . . . . . . . . . . . .   7
   7.  ASTM Considerations . . . . . . . . . . . . . . . . . . . . .   7
   8.  IANA Considerations . . . . . . . . . . . . . . . . . . . . .   7
   9.  Security Considerations . . . . . . . . . . . . . . . . . . .   8
     9.1.  Hierarchical HIT Trust  . . . . . . . . . . . . . . . . .   8
     9.2.  Collision risks with Hierarchical HITs  . . . . . . . . .   9
   10. References  . . . . . . . . . . . . . . . . . . . . . . . . .   9
     10.1.  Normative References . . . . . . . . . . . . . . . . . .   9
     10.2.  Informative References . . . . . . . . . . . . . . . . .  10
   Appendix A.  EU U-Space RID Privacy Considerations  . . . . . . .  12
   Appendix B.  The Hierarchical Host Identity Tag (HHIT)  . . . . .  12
     B.1.  HHIT prefix . . . . . . . . . . . . . . . . . . . . . . .  13
     B.2.  HHIT Suite IDs  . . . . . . . . . . . . . . . . . . . . .  13
     B.3.  The Hierarchy ID (HID)  . . . . . . . . . . . . . . . . .  13
       B.3.1.  The Registered Assigning Authority (RAA)  . . . . . .  13
       B.3.2.  The Hierarchical HIT Domain Authority (HDA) . . . . .  14
   Appendix C.  ORCHIDs for Hierarchical HITs  . . . . . . . . . . .  14
     C.1.  Adding additional information to the ORCHID . . . . . . .  14
     C.2.  ORCHID Decoding . . . . . . . . . . . . . . . . . . . . .  15
     C.3.  ORCHID Encoding . . . . . . . . . . . . . . . . . . . . .  16
   Appendix D.  Edward Digital Signature Algorithm for HITs  . . . .  16
     D.1.  HOST_ID . . . . . . . . . . . . . . . . . . . . . . . . .  16
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