W3C home > Mailing lists > Public > ietf-http-wg@w3.org > July to September 2013

Re: [perpass] HTTP user-agent fingerprinting

From: Martin Thomson <martin.thomson@gmail.com>
Date: Fri, 13 Sep 2013 15:48:18 -0700
Message-ID: <CABkgnnX8gxXFxq182-wHcAEOch6Oq2WL1ENzTYdYJFQO1QPZBQ@mail.gmail.com>
To: James M Snell <jasnell@gmail.com>
Cc: Fred Akalin <akalin@google.com>, Poul-Henning Kamp <phk@phk.freebsd.dk>, Karl Dubost <karl@la-grange.net>, Patrick Pelletier <code@funwithsoftware.org>, Stephen Farrell <stephen.farrell@cs.tcd.ie>, IETF HTTP Working Group <ietf-http-wg@w3.org>
On 13 September 2013 15:41, James M Snell <jasnell@gmail.com> wrote:
> An alternative possible approach could build on the typed codec work..
> that is, use compact opaque binary values for user agent as an
> alternative to the current string-based value. For those who need the
> backwards compatibility, the legacy string values would still be
> available and usable.. but we'd have a simple transition path for
> something better.

As it pertains to tracking, I don't see an opaque binary blob to have
characteristics different from a string.  It does make the identifier
less useful for the aforementioned purposes, which leads me to
conclude that something like that would be lose-lose.
Received on Friday, 13 September 2013 22:48:46 UTC

This archive was generated by hypermail 2.4.0 : Friday, 17 January 2020 17:14:15 UTC