Privacy Considerations for Internet Protocols
draft-iab-privacy-considerations-02

The information below is for an old version of the document
Document Type Active Internet-Draft (individual)
Last updated 2012-03-12
Replaces draft-morris-privacy-considerations
Stream IAB
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Network Working Group                                          A. Cooper
Internet-Draft                                                       CDT
Intended status: Informational                             H. Tschofenig
Expires: September 13, 2012                       Nokia Siemens Networks
                                                                B. Aboba
                                                   Microsoft Corporation
                                                             J. Peterson
                                                           NeuStar, Inc.
                                                               J. Morris
                                                          March 12, 2012

             Privacy Considerations for Internet Protocols
                draft-iab-privacy-considerations-02.txt

Abstract

   This document offers guidance for developing privacy considerations
   for IETF documents and aims to make protocol designers aware of
   privacy-related design choices.

   Discussion of this document is taking place on the IETF Privacy
   Discussion mailing list (see
   https://www.ietf.org/mailman/listinfo/ietf-privacy).

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
   working documents as Internet-Drafts.  The list of current Internet-
   Drafts is at http://datatracker.ietf.org/drafts/current/.

   Internet-Drafts are draft documents valid for a maximum of six months
   and may be updated, replaced, or obsoleted by other documents at any
   time.  It is inappropriate to use Internet-Drafts as reference
   material or to cite them other than as "work in progress."

   This Internet-Draft will expire on September 13, 2012.

Copyright Notice

   Copyright (c) 2012 IETF Trust and the persons identified as the
   document authors.  All rights reserved.

   This document is subject to BCP 78 and the IETF Trust's Legal

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   Provisions Relating to IETF Documents
   (http://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 and restrictions with respect
   to this document.  Code Components extracted from this document must
   include Simplified BSD License text as described in Section 4.e of
   the Trust Legal Provisions and are provided without warranty as
   described in the Simplified BSD License.

Table of Contents

   1.  Introduction . . . . . . . . . . . . . . . . . . . . . . . . .  3
   2.  Scope  . . . . . . . . . . . . . . . . . . . . . . . . . . . .  4
   3.  Internet Privacy Threat Model  . . . . . . . . . . . . . . . .  5
     3.1.  Communications Model . . . . . . . . . . . . . . . . . . .  5
     3.2.  Privacy Threats  . . . . . . . . . . . . . . . . . . . . .  6
       3.2.1.  Combined Security-Privacy Threats  . . . . . . . . . .  6
       3.2.2.  Privacy-Specific Threats . . . . . . . . . . . . . . .  8
   4.  Internet Privacy Goals . . . . . . . . . . . . . . . . . . . . 11
     4.1.  Data Minimization  . . . . . . . . . . . . . . . . . . . . 11
     4.2.  User Participation . . . . . . . . . . . . . . . . . . . . 12
     4.3.  Accountability . . . . . . . . . . . . . . . . . . . . . . 12
     4.4.  Security . . . . . . . . . . . . . . . . . . . . . . . . . 12
   5.  Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . 13
     5.1.  General  . . . . . . . . . . . . . . . . . . . . . . . . . 13
     5.2.  Data Minimization  . . . . . . . . . . . . . . . . . . . . 13
     5.3.  User Participation . . . . . . . . . . . . . . . . . . . . 14
     5.4.  Accountability . . . . . . . . . . . . . . . . . . . . . . 15
     5.5.  Security . . . . . . . . . . . . . . . . . . . . . . . . . 15
   6.  Example  . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
   7.  Glossary . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
   8.  Security Considerations  . . . . . . . . . . . . . . . . . . . 20
   9.  IANA Considerations  . . . . . . . . . . . . . . . . . . . . . 21
   10. Acknowledgements . . . . . . . . . . . . . . . . . . . . . . . 22
   11. References . . . . . . . . . . . . . . . . . . . . . . . . . . 23
     11.1. Normative References . . . . . . . . . . . . . . . . . . . 23
     11.2. Informative References . . . . . . . . . . . . . . . . . . 23
   Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . . 25

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1.  Introduction

   [RFC3552] provides detailed guidance to protocol designers about both
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