JSON Private and Symmetric Key
draft-jones-jose-json-private-and-symmetric-key-00

JOSE Working Group                                              M. Jones
Internet-Draft                                                 Microsoft
Intended status: Standards Track                       December 27, 2012
Expires: June 30, 2013

                     JSON Private and Symmetric Key
           draft-jones-jose-json-private-and-symmetric-key-00

Abstract

   The JSON Private Key specification extends the JSON Web Key (JWK) and
   JSON Web Algorithms (JWA) specifications to define JavaScript Object
   Notation (JSON) representations of private keys and symmetric keys.

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Table of Contents

   1.  Introduction . . . . . . . . . . . . . . . . . . . . . . . . .  3
     1.1.  Notational Conventions . . . . . . . . . . . . . . . . . .  3
   2.  Terminology  . . . . . . . . . . . . . . . . . . . . . . . . .  3
   3.  JWK Parameters for Private Keys  . . . . . . . . . . . . . . .  3
     3.1.  JWK Parameters for Elliptic Curve Private Keys . . . . . .  3
       3.1.1.  "d" (ECC Private Key) Parameter  . . . . . . . . . . .  3
     3.2.  JWK Parameters for RSA Private Keys  . . . . . . . . . . .  3
       3.2.1.  "d" (Private Exponent) Parameter . . . . . . . . . . .  4
       3.2.2.  "p" (First Prime Factor) Parameter . . . . . . . . . .  4
       3.2.3.  "q" (Second Prime Factor) Parameter  . . . . . . . . .  4
       3.2.4.  "dp" (First Factor CRT Exponent) Parameter . . . . . .  4
       3.2.5.  "dq" (Second Factor CRT Exponent) Parameter  . . . . .  4
       3.2.6.  "qi" (First CRT Coefficient) Parameter . . . . . . . .  4
       3.2.7.  "oth" (Other Primes Info) Parameter  . . . . . . . . .  4
         3.2.7.1.  "r" (Prime Factor) . . . . . . . . . . . . . . . .  5
         3.2.7.2.  "d" (Factor CRT Exponent)  . . . . . . . . . . . .  5
         3.2.7.3.  "t" (Factor CRT Coefficient) . . . . . . . . . . .  5
   4.  JWK Parameters for Symmetric Keys  . . . . . . . . . . . . . .  5
     4.1.  "k" (Key Value) Parameter  . . . . . . . . . . . . . . . .  5
   5.  Example Private Keys . . . . . . . . . . . . . . . . . . . . .  5
   6.  Example Symmetric Keys . . . . . . . . . . . . . . . . . . . .  7
   7.  IANA Considerations  . . . . . . . . . . . . . . . . . . . . .  7
     7.1.  JSON Web Key Types Registration  . . . . . . . . . . . . .  7
       7.1.1.  Registry Contents  . . . . . . . . . . . . . . . . . .  7
     7.2.  JSON Web Key Parameters Registration . . . . . . . . . . .  7
       7.2.1.  Registry Contents  . . . . . . . . . . . . . . . . . .  7
   8.  Security Considerations  . . . . . . . . . . . . . . . . . . .  8
   9.  Normative References . . . . . . . . . . . . . . . . . . . . .  9
   Appendix A.  Acknowledgements  . . . . . . . . . . . . . . . . . .  9
   Appendix B.  Document History  . . . . . . . . . . . . . . . . . .  9
   Author's Address . . . . . . . . . . . . . . . . . . . . . . . . . 10

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1.  Introduction

   The JSON Private Key specification extends the JSON Web Key (JWK)