Mutual Authentication Protocol for HTTP: KAM3-based Cryptographic Algorithms
draft-ietf-httpauth-mutual-algo-02

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Document Type Active Internet-Draft (httpauth WG)
Last updated 2015-02-19
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HTTPAUTH Working Group                                           Y. Oiwa
Internet-Draft                                               H. Watanabe
Intended status: Experimental                                  H. Takagi
Expires: August 23, 2015                                     RISEC, AIST
                                                                K. Maeda
                                                              T. Hayashi
                                                                 Lepidum
                                                                 Y. Ioku
                                                              Individual
                                                       February 19, 2015

   Mutual Authentication Protocol for HTTP: KAM3-based Cryptographic
                               Algorithms
                   draft-ietf-httpauth-mutual-algo-02

Abstract

   This document specifies some cryptographic algorithms which will be
   used for the Mutual user authentication method for the Hyper-text
   Transport Protocol (HTTP).

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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   Internet-Drafts are draft documents valid for a maximum of six months
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   This Internet-Draft will expire on August 23, 2015.

Copyright Notice

   Copyright (c) 2015 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
   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

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   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
     1.1.  Terminology  . . . . . . . . . . . . . . . . . . . . . . .  3
   2.  Cryptographic Overview (Non-normative) . . . . . . . . . . . .  3
   3.  Authentication Algorithms  . . . . . . . . . . . . . . . . . .  4
     3.1.  Support Functions and Notations  . . . . . . . . . . . . .  5
     3.2.  Functions for Discrete-Logarithm Settings  . . . . . . . .  6
     3.3.  Functions for Elliptic-Curve Settings  . . . . . . . . . .  7
   4.  IANA Considerations  . . . . . . . . . . . . . . . . . . . . .  8
   5.  Security Considerations  . . . . . . . . . . . . . . . . . . .  8
     5.1.  General Implementation Considerations  . . . . . . . . . .  8
     5.2.  Cryptographic Assumptions and Considerations . . . . . . .  9
   6.  Notice on intellectual properties  . . . . . . . . . . . . . . 10
   7.  References . . . . . . . . . . . . . . . . . . . . . . . . . . 10
     7.1.  Normative References . . . . . . . . . . . . . . . . . . . 10
     7.2.  Informative References . . . . . . . . . . . . . . . . . . 10
   Appendix A.  (Informative) Group Parameters for
                Discrete-Logarithm Based Algorithms . . . . . . . . . 11
   Appendix B.  (Informative) Derived Numerical Values  . . . . . . . 13
   Appendix C.  (Informative) Draft Change Log  . . . . . . . . . . . 14
     C.1.  Changes in HTTPAUTH-WG revision 02 . . . . . . . . . . . . 14
     C.2.  Changes in HTTPAUTH-WG revision 01 . . . . . . . . . . . . 14
     C.3.  Changes in HTTPAUTH-WG revision 00 . . . . . . . . . . . . 14
     C.4.  Changes in HTTPAUTH revision 02  . . . . . . . . . . . . . 14
     C.5.  Changes in HTTPAUTH revision 01  . . . . . . . . . . . . . 14
     C.6.  Changes in revision 02 . . . . . . . . . . . . . . . . . . 14
     C.7.  Changes in revision 01 . . . . . . . . . . . . . . . . . . 14
     C.8.  Changes in revision 00 . . . . . . . . . . . . . . . . . . 15
   Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . . 15

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1.  Introduction

   This document specifies some algorithms for Mutual authentication
   protocol for Hyper-Text Transport Protocol (HTTP)
   [I-D.ietf-httpauth-mutual].  The algorithms are based on so-called
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