- From: Nottingham, Mark <mnotting@akamai.com>
- Date: Tue, 9 Jun 2015 04:53:12 +0000
- To: Martin Thomson <martin.thomson@gmail.com>
- CC: Bjoern Hoehrmann <derhoermi@gmx.net>, Anne van Kesteren <annevk@annevk.nl>, WebAppSec WG <public-webappsec@w3.org>, WebApps WG <public-webapps@w3.org>
> On 9 Jun 2015, at 2:42 pm, Martin Thomson <martin.thomson@gmail.com> wrote: > > On 8 June 2015 at 21:30, Nottingham, Mark <mnotting@akamai.com> wrote: >> A header denoting site-wide metadata would work for this too, of course, if folks were comfortable with the security properties of doing that (as well as the potential response overhead). > > The security properties bother me a little. Alt-Svc is showing us > that we can't just define a header field like that without some > serious analysis. Indeed. Also, an intermediary cache (whether a proxy or a CDN) would need to monitor all of the headers sent back for a given origin to figure out the applicable policy, and rewrite responses accordingly. It wouldn't just work out of the box like a .well-known would. Cheers, -- Mark Nottingham mnot@akamai.com https://www.mnot.net/
Received on Tuesday, 9 June 2015 04:53:44 UTC