Thanks for re-reviewing, Maciej! Adding Mike Taylor, who's likely to take a closer look at this.
On Mon, Nov 2, 2020 at 2:17 AM Maciej Stachowiak <m...@apple.com> wrote: > > I just did a fresh review of that spec and explainer. Thanks for > addressing many of the previous issues. This addresses many of the > potential objections. > > Here’s the new issues I filed: > > https://github.com/WICG/ua-client-hints/issues/141 > https://github.com/WICG/ua-client-hints/issues/142 > https://github.com/WICG/ua-client-hints/issues/143 > https://github.com/WICG/ua-client-hints/issues/144 > https://github.com/WICG/ua-client-hints/issues/145 > https://github.com/WICG/ua-client-hints/issues/146 > https://github.com/WICG/ua-client-hints/issues/147 > https://github.com/WICG/ua-client-hints/issues/148 > https://github.com/WICG/ua-client-hints/issues/149 > https://github.com/WICG/ua-client-hints/issues/150 > https://github.com/WICG/ua-client-hints/issues/151 > > Thanks for filing those! We'll take a look and respond shortly. > Most of these are minor/editorial, but I think 151 is potentially a > deal-breaker. I may be misreading the spec, but as written > getHighEntropyValues seems to give access to all of the high entropy client > hints to third-party scripts in the first party context, and scripts > running in third-party iframes, regardless of which ones the site has opted > into via the relevant HTTP header. > That's indeed the case, as we didn't consider the Client Hints opt-in to be something that impacts the availability of the JS API. (as it doesn't do that for other hints) That would be a huge problem, as it would grant a lot of active > fingerprinting surface unnecessarily > We did discuss <https://github.com/WICG/ua-client-hints/issues/37#issuecomment-576730548> adding a Feature Policy (now Permission Policy) to that effect. Would that help with your concerns? > (perhaps even expanding beyond what is currently possible with the UA > string). > Can you expand on that last point? > > Regards, > Maciej > > > On Oct 27, 2020, at 12:35 AM, Yoav Weiss <y...@yoav.ws> wrote: > > Yet-another ping! :) > > On Wed, Oct 7, 2020 at 8:23 AM Yoav Weiss <y...@yoav.ws> wrote: > >> Friendly ping! :) >> >> On Wed, Sep 30, 2020 at 9:29 AM Yoav Weiss <y...@yoav.ws> wrote: >> >>> Hi WebKit folks, >>> >>> Circling back on the previous discussion >>> <https://lists.webkit.org/pipermail/webkit-dev/2020-May/031195.html> >>> about User-Agent ClientHint. The feature was implemented in Chromium and is >>> being rolled out in Chrome. >>> >>> There were some concerns mentioned in the previous thread, that we >>> believe were since addressed. Would the feature be something that WebKit >>> would consider shipping? >>> >>> Cheers :) >>> Yoav >>> >> _______________________________________________ > webkit-dev mailing list > webkit-dev@lists.webkit.org > https://lists.webkit.org/mailman/listinfo/webkit-dev > > >
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