IETF Logo Mail Archive

Re: [Cfrg] Interest in an "Ed25519-HD" standard?

Phillip Hallam-Baker <phill@hallambaker.com> Wed, 22 March 2017 12:20 UTC

Return-Path: <hallam@gmail.com>
X-Original-To: cfrg@ietfa.amsl.com
Delivered-To: cfrg@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 3E8271296FD for <cfrg@ietfa.amsl.com>; Wed, 22 Mar 2017 05:20:34 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -2.401
X-Spam-Level:
X-Spam-Status: No, score=-2.401 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, FREEMAIL_FORGED_FROMDOMAIN=0.197, FREEMAIL_FROM=0.001, HEADER_FROM_DIFFERENT_DOMAINS=0.001, HTML_MESSAGE=0.001, RCVD_IN_DNSWL_LOW=-0.7, SPF_PASS=-0.001] autolearn=ham autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (2048-bit key) header.d=gmail.com
Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id CzdTdIm7C0rY for <cfrg@ietfa.amsl.com>; Wed, 22 Mar 2017 05:20:32 -0700 (PDT)
Received: from mail-oi0-x22c.google.com (mail-oi0-x22c.google.com [IPv6:2607:f8b0:4003:c06::22c]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 4831E1296C8 for <cfrg@irtf.org>; Wed, 22 Mar 2017 05:20:32 -0700 (PDT)
Received: by mail-oi0-x22c.google.com with SMTP id r203so45487281oib.3 for <cfrg@irtf.org>; Wed, 22 Mar 2017 05:20:32 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:sender:in-reply-to:references:from:date:message-id :subject:to:cc; bh=kUwdsjsfiykgL8h1aD6Y3W2OLYcnDi5Zr89mL+FB8hs=; b=ERGcThkm4egxblJM8TBmfegKWEFTJ/I7cfWsp3ePH3Vj7x9D0rqpDUHXQRj7RjgbLV OTPko+ju+KU9Nf1mUA7bgPvHLelE6Kkpqu966jcH7LV/EOKNsgQ1nsxTfu0/5jWdZ9R2 4RFoCNSTC5+CSadGEUB74Xevd0MlNORbJ8UbE8vdQ1zxK8n2ITwA/aE+H0xgH1w6aaiU 9KXB+TZoakfq60plSlgrZTcMGj+XGMIhAdg20NFf9bZ+J07n0gdbQX5ScH1vh2aEuezZ 7rlUNSxRLIxDwDDrIFiYaeW6j9ZiED0OuoifVDsuovJpFxEMLu9uPGlVi2RKgdhjIsr1 iXYA==
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:sender:in-reply-to:references:from :date:message-id:subject:to:cc; bh=kUwdsjsfiykgL8h1aD6Y3W2OLYcnDi5Zr89mL+FB8hs=; b=FWs4pEWt9QPXnlfxyCHGEfh4ny6SuSbfZviHEOPy1lo5JEkKg1uLCTOXtb0DE4MVDi Sf2tJHBFx/zfupkCDAgQz1YOnVjpvWTeIrgF4GcCuyUHgLtLzNxC9fA0Tgc5E+goDV4P dZSurKhIH7a1A2HwXVH+tCAcJ+g6Oxipy+HEG6l7uCEXWbTxX3c97qYLkkmffUw3q/Wl NrRV9X4bNSNEj45J6Vm8whroFBrSc5jD5MIy63Yp8wdfK6aaSZ0dKn5PrS8Y2XE6O4jA OXRoPJctvofTvYDi8oPvH4w+pO2dyysOnygOiTQXq8InXDi1dTVl524KqtD727N6GciE PNVw==
X-Gm-Message-State: AFeK/H12lRN9qVrctkAKWc4iEoOdba0LOi7KiFj6s9W0A3vNJL6YKgPt5Jf/01bCm8qJevmUMU0uyckPCOtntw==
X-Received: by 10.202.63.85 with SMTP id m82mr21720752oia.151.1490185231588; Wed, 22 Mar 2017 05:20:31 -0700 (PDT)
MIME-Version: 1.0
Sender: hallam@gmail.com
Received: by 10.157.14.123 with HTTP; Wed, 22 Mar 2017 05:20:31 -0700 (PDT)
In-Reply-To: <CALW8-7Lk8FSLuz-54Sz-dN8_TQwVQdtbA5WzUtHH0_4yk0-cag@mail.gmail.com>
References: <CAHOTMVKHA-yJR1oCyPtUp4-aJVc3dTdyxQHNo4xqnJt0hU6jVQ@mail.gmail.com> <CAMm+Lwgm8XzTBarZ1eFePTZGORorBJAeF7brDkhWGQKQVT0LPQ@mail.gmail.com> <CAMm+LwggT_AVv=KjzM1r=6UnkeK+g8zkticXFBDQ0cUXs_PP0A@mail.gmail.com> <CALW8-7Lk8FSLuz-54Sz-dN8_TQwVQdtbA5WzUtHH0_4yk0-cag@mail.gmail.com>
From: Phillip Hallam-Baker <phill@hallambaker.com>
Date: Wed, 22 Mar 2017 08:20:31 -0400
X-Google-Sender-Auth: ZXT72d8BTebxQZpods2TGqVWqyk
Message-ID: <CAMm+Lwh1kgtS8Fk-br=eaCf3=fR7Q6ra+kgOBFbHLC+80z9Dig@mail.gmail.com>
To: Dmitry Khovratovich <khovratovich@gmail.com>
Cc: Jason Law <jason.law@evernym.com>, Tony Arcieri <bascule@gmail.com>, "cfrg@irtf.org" <cfrg@irtf.org>
Content-Type: multipart/alternative; boundary="001a113dd49260e419054b50c958"
Archived-At: <https://mailarchive.ietf.org/arch/msg/cfrg/OYFmRtOFJCxMdQJ3d6C7shBdF3U>
Subject: Re: [Cfrg] Interest in an "Ed25519-HD" standard?
X-BeenThere: cfrg@irtf.org
X-Mailman-Version: 2.1.22
Precedence: list
List-Id: Crypto Forum Research Group <cfrg.irtf.org>
List-Unsubscribe: <https://www.irtf.org/mailman/options/cfrg>, <mailto:cfrg-request@irtf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/cfrg/>
List-Post: <mailto:cfrg@irtf.org>
List-Help: <mailto:cfrg-request@irtf.org?subject=help>
List-Subscribe: <https://www.irtf.org/mailman/listinfo/cfrg>, <mailto:cfrg-request@irtf.org?subject=subscribe>
X-List-Received-Date: Wed, 22 Mar 2017 12:20:34 -0000

One of the things we need is a specification for the crypto API necessary
to support interesting uses of ECDH/DH.

Most implementations do not expose the necessary calls. It would be useful
to guide them.

v2.23.0 | Report a Bug | By Email