Re: [http-state] Ticket 6: host-only cookies

Dave Kristol <dmk-http-state@kristol.org> Tue, 02 February 2010 16:36 UTC

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Date: Tue, 02 Feb 2010 11:37:28 -0500
From: Dave Kristol <dmk-http-state@kristol.org>
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To: Adam Barth <ietf@adambarth.com>
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Cc: http-state <http-state@ietf.org>
Subject: Re: [http-state] Ticket 6: host-only cookies
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Adam Barth wrote:
> I've added the following text to the server section, as recommend by
> Dan Winship:
> 
>               <t>WARNING: Some legacy user agents treat an absent Domain
>               attribute as if the Domain attribute were present and contained
>               the current host name. For example, if example.com returns a
>               Set-Cookie header without a Domain attribute, these user agents
>               will send the cookie to www.example.com.</t>

If the implied Domain attribute is example.com, then the user agent may 
only return the cookie to example.com.

Dave Kristol