[143050] in North American Network Operators' Group
Re: dynamic or static IPv6 prefixes to residential customers
daemon@ATHENA.MIT.EDU (Owen DeLong)
Tue Jul 26 20:17:20 2011
From: Owen DeLong <owen@delong.com>
In-Reply-To: <4050.1311725203@turing-police.cc.vt.edu>
Date: Tue, 26 Jul 2011 17:13:02 -0700
To: Valdis.Kletnieks@vt.edu
Cc: Daniel Roesen <dr@cluenet.de>, "nanog@nanog.org" <nanog@nanog.org>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
On Jul 26, 2011, at 5:06 PM, Valdis.Kletnieks@vt.edu wrote:
> On Tue, 26 Jul 2011 16:02:14 PDT, Leo Vegoda said:
>> Do German web sites not track users with cookies, then?
>=20
> There's a subtle but significant difference between what cookies give =
you,
> which is "This is the same entity that visited our page at 7:48PM last
> Tuesday", and what easily trackable IP addresses give you, which is =
"This is an
> entity located at 1948 Durhof Street".
>=20
> Yes, it's often possible to to map between one and the other - but =
anonymous
> and pseudonymous are two different things. It's quite reasonable for =
somebody
> to want to be one but not the other - though it can be difficult in =
practice.
> It's even quite reasonable for somebody to wish to be positively =
identified,
> but their location not easily determined - for instance, I'm posting =
this as
> myself, but I may wish where I'm posting *from* to remain a secret =
(for
> instance, if my location reveals I'm not at home and thus burgling my =
residence
> is more feasible).
>=20
Yes, but, your network prefix will generally reveal that to roughly the =
same
extent whether it is static or dynamic.
Owen
