From mboxrd@z Thu Jan  1 00:00:00 1970
From: ludo@gnu.org (Ludovic =?utf-8?Q?Court=C3=A8s?=)
Subject: Re: [PATCH] gnu: icecat: correct useragent to GNU GuixSD.
Date: Sat, 10 Sep 2016 14:51:01 +0200
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In-Reply-To: <878tv0un7w.fsf@gnu.org> (Jan Nieuwenhuizen's message of "Sat, 10
	Sep 2016 11:18:43 +0200")
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To: Jan Nieuwenhuizen <janneke@gnu.org>
Cc: guix-devel@gnu.org

Hello Jan,

Jan Nieuwenhuizen <janneke@gnu.org> skribis:

> --- /dev/null
> +++ b/gnu/packages/patches/icecat-fix-useragent.patch
> @@ -0,0 +1,11 @@
> +--- icecat-38.8.0/browser/app/profile/icecat.js.orig	2016-09-10 09:56:30=
.809082564 +0200
> ++++ icecat-38.8.0/browser/app/profile/icecat.js	2016-09-10 09:56:59.9575=
22723 +0200
> +@@ -2134,7 +2134,7 @@ pref("social.directories", "");
> + // Spoof the useragent to a generic one
> + pref("general.useragent.compatMode.firefox",true);
> + // Spoof the useragent to a generic one
> +-pref("general.useragent.override", "Mozilla/5.0 (Windows NT 6.1; rv:38.=
0) Gecko/20100101 Firefox/38.0");
> ++pref("general.useragent.override", "Mozilla/5.0 (GNU GuixSD 0.11.0; rv:=
38.0) Gecko/20100101 Firefox/38.0");

This would be a bad idea.  The user-agent string above was chosen so
that users fall into a large =E2=80=9Canonymity set=E2=80=9D.  If we applie=
d this patch,
then web servers could trivially identify us.

On this topic, see:

  https://panopticlick.eff.org/

Ludo=E2=80=99.