GOST Cipher Suites for Transport Layer Security (TLS) Protocol Version 1.2
draft-smyshlyaev-tls12-gost-suites-05

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Network Working Group                                 S. Smyshlyaev, Ed.
Internet-Draft                                                 CryptoPro
Intended status: Informational                              D. Belyavsky
Expires: December 30, 2019                                     Cryptocom
                                                             M. Saarinen
                                                  Independent Consultant
                                                           June 28, 2019

 GOST Cipher Suites for Transport Layer Security (TLS) Protocol Version
                                  1.2
                 draft-smyshlyaev-tls12-gost-suites-05

Abstract

   This document specifies a set of cipher suites for the Transport
   Layer Security (TLS) protocol Version 1.2 to support the Russian
   cryptographic standard algorithms.

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   This Internet-Draft will expire on December 30, 2019.

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   Copyright (c) 2019 IETF Trust and the persons identified as the
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Smyshlyaev, et al.      Expires December 30, 2019               [Page 1]
Internet-Draft       GOST Cipher Suites for TLS 1.2            June 2019

   the Trust Legal Provisions and are provided without warranty as
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Table of Contents

   1.  Introduction  . . . . . . . . . . . . . . . . . . . . . . . .   3
   2.  Conventions Used in This Document . . . . . . . . . . . . . .   4
   3.  Basic Terms and Definitions . . . . . . . . . . . . . . . . .   4
   4.  Cipher Suite Definitions  . . . . . . . . . . . . . . . . . .   5
     4.1.  Record Payload Protection . . . . . . . . . . . . . . . .   5
       4.1.1.  CTR_OMAC  . . . . . . . . . . . . . . . . . . . . . .   6
       4.1.2.  CNT_IMIT  . . . . . . . . . . . . . . . . . . . . . .   7
     4.2.  Key Exchange and Authentication . . . . . . . . . . . . .   8
       4.2.1.  Hello Messages  . . . . . . . . . . . . . . . . . . .  10
       4.2.2.  Server Certificate  . . . . . . . . . . . . . . . . .  11
       4.2.3.  CertificateRequest  . . . . . . . . . . . . . . . . .  11
       4.2.4.  ClientKeyExchange . . . . . . . . . . . . . . . . . .  12
         4.2.4.1.  CTR_OMAC  . . . . . . . . . . . . . . . . . . . .  12
         4.2.4.2.  CNT_IMIT  . . . . . . . . . . . . . . . . . . . .  14
       4.2.5.  CertificateVerify . . . . . . . . . . . . . . . . . .  16
       4.2.6.  Finished  . . . . . . . . . . . . . . . . . . . . . .  16
     4.3.  Cryptographic Algorithms  . . . . . . . . . . . . . . . .  17
       4.3.1.  Block Cipher  . . . . . . . . . . . . . . . . . . . .  17
       4.3.2.  MAC algorithm . . . . . . . . . . . . . . . . . . . .  17
       4.3.3.  Encryption algorithm  . . . . . . . . . . . . . . . .  18
       4.3.4.  PRF and HASH algorithms . . . . . . . . . . . . . . .  18
       4.3.5.  SNMAX parameter . . . . . . . . . . . . . . . . . . .  18
   5.  New Values for the SignatureAlgorithm Registry  . . . . . . .  18
   6.  New Values for the Supported Groups Registry  . . . . . . . .  19
   7.  New Values for the ClientCertificateType Identifiers Registry  20
   8.  Additional Algorithms . . . . . . . . . . . . . . . . . . . .  21
     8.1.  TLSTREE . . . . . . . . . . . . . . . . . . . . . . . . .  21
       8.1.1.  Key Tree Parameters . . . . . . . . . . . . . . . . .  21
     8.2.  Key export and key import algorithms  . . . . . . . . . .  22
       8.2.1.  KExp15 and KImp15 Algorithms  . . . . . . . . . . . .  22
       8.2.2.  KExp28147 and KImp28147 Algorithms  . . . . . . . . .  23
     8.3.  Key Exchange Generation Algorithms  . . . . . . . . . . .  24
       8.3.1.  KEG Algorithm . . . . . . . . . . . . . . . . . . . .  24
       8.3.2.  KEG_28147 Algorithm . . . . . . . . . . . . . . . . .  26
     8.4.  gostIMIT28147 . . . . . . . . . . . . . . . . . . . . . .  27