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Re: Proposal: A pinning mechanism for CSP?

From: Frederik Braun <fbraun@mozilla.com>
Date: Fri, 23 Jan 2015 18:01:59 +0100
Message-ID: <54C27E87.3020901@mozilla.com>
To: Mike West <mkwst@google.com>, "public-webappsec@w3.org" <public-webappsec@w3.org>, yan zhu <yan@mit.edu>
CC: Chris Palmer <palmer@google.com>, Ryan Sleevi <sleevi@google.com>, Brad Hill <hillbrad@gmail.com>, Dan Veditz <dveditz@mozilla.com>
With HPKP, HSTS, CSP-Pinning and all these headers, I feel like we'd
rather need a Site Settings spec.

Wait, something like a manifest!

Oh.. :P

On 23.01.2015 16:22, Mike West wrote:
> TL;DR: Moar email. Feedback
> on https://w3c.github.io/webappsec/specs/csp-pinning/ would be ever so
> welcome.
> I've had a draft of a pinning mechanism for CSP sitting on my hard drive
> for a while now; Yan kicked my butt into gear to get it cleaned up and
> out the door for discussion. It's nowhere near complete, and is pretty
> hand-wavey in a number of places, but I think the building blocks are
> there for something that could be pretty useful for sites that are
> worried about CSP's per-resource delivery mechanism. Rather than forcing
> developers to "catch them all", we can help developers pin a minimal
> policy for a host (and its subdomains), and layer more granular policies
> on top.
> Feedback would be quite appreciated. If there's enough interest (and
> folks don't think the idea is insane), I'll clean up the doc a bit more
> and see if we can push it out as a FPWD.
> Thanks!
> +Chris and Ryan, since I stole ideas from PKP and HSTS. Hopefully I only
> stole the good ones.
> --
> Mike West <mkwst@google.com <mailto:mkwst@google.com>>, @mikewest
> Google Germany GmbH, Dienerstrasse 12, 80331 München,
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Received on Friday, 23 January 2015 17:02:27 UTC

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