linux-kernel - Re: Query: Patches break with Microsoft exchange server.

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <AANLkTikQWj=Vx7T_+SjqRS3GTDgHQ6x2zn_MgcCUTj9M@mail.gmail.com>
Date:	Wed, 11 Aug 2010 16:05:40 +0200
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	David Woodhouse <dwmw2@...radead.org>
Cc:	Mihai Donțu <mihai.dontu@...il.com>,
	"Justin P. Mattock" <justinmattock@...il.com>,
	viresh kumar <viresh.kumar@...com>,
	Matti Aarnio <matti.aarnio@...iler.org>,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: Query: Patches break with Microsoft exchange server.

On Mon, Aug 9, 2010 at 23:28, David Woodhouse <dwmw2@...radead.org> wrote:
> On Mon, 2010-08-09 at 21:15 +0300, Mihai Donțu wrote:
>>
>> Wait. I don't think we're on the same page here. I'm talking about message
>> signing (which does not require the receiving end to have any key - it's the
>> same plain text e-mail with a blob after it) while you refer to actually
>> encrypting the message. Mm? Or am I being extremely slow today? :-)
>
> Only when you assume that Exchange would pass signed messages without
> corrupting them. It really is that broken.

Indeed. In my experience Exchange may
  - corrupt PGP signed email, causing the signature verification to fail,
  - send/forward all email in BASE64, causing it to be dropped by
vger.kernel.org.

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/