Re: DH group exchange (Re: SSH key algorithm updates)

Matt Johnston <matt@ucc.asn.au> Fri, 11 December 2015 15:55 UTC

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Subject: Re: DH group exchange (Re: SSH key algorithm updates)
From: Matt Johnston <matt@ucc.asn.au>
In-Reply-To: <CALDDTe0B+Bf-3m2HTwweUUDnkkdOPacF0Lp9azCPjnwM5gX9Rw@mail.gmail.com>
Date: Fri, 11 Dec 2015 22:20:04 +0800
Cc: "Mark D. Baushke" <mdb@juniper.net>, =?utf-8?Q?Niels_M=C3=B6ller?= <nisse@lysator.liu.se>, Damien Miller <djm@mindrot.org>, Peter Gutmann <pgut001@cs.auckland.ac.nz>, denis bider <ietf-ssh3@denisbider.com>, Jeffrey Hutzelman <jhutz@cmu.edu>, "ietf-ssh@NetBSD.org" <ietf-ssh@netbsd.org>, "stephen.farrell@cs.tcd.ie" <stephen.farrell@cs.tcd.ie>, "jon@siliconcircus.com" <jon@siliconcircus.com>
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To: Darren Tucker <dtucker@zip.com.au>
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I've added preliminary diffie-hellman-group14-sha256 to Dropbear, https://secure.ucc.asn.au/hg/dropbear/rev/d2f9ef67af15

The OpenSSH patch seems to have problems, I've replied in bugzilla.

Cheers,
Matt

> On Fri 11/12/2015, at 12:34 pm, Darren Tucker <dtucker@zip.com.au> wrote:
> 
> On Fri, Dec 11, 2015 at 2:42 AM, Mark D. Baushke <mdb@juniper.net> wrote:
>> I have posted draft-baushke-ssh-dh-group-sha2-00
> 
> I've implemented this for OpenSSH (against -current, but the diff will
> also apply to 7.1p1 with some fuzz) if anyone would like to try it.
> Patch is at https://bugzilla.mindrot.org/show_bug.cgi?id=2515.  Please
> let me know if you have any comments or you can report success or
> failure with it.
> 
> Thanks.
> 
> -- 
> Darren Tucker (dtucker at zip.com.au)
> GPG key 8FF4FA69 / D9A3 86E9 7EEE AF4B B2D4  37C9 C982 80C7 8FF4 FA69
>    Good judgement comes with experience. Unfortunately, the experience
> usually comes from bad judgement.
>