On Wed, Feb 2, 2022 at 6:28 AM Yoav Weiss <yoavwe...@chromium.org> wrote:

> During the WebTransport Intent to Ship email thread
>> <https://groups.google.com/a/chromium.org/g/blink-dev/c/kwC5wES3I4c>,
>> concerns were raised regarding the security considerations of this portion
>> of the spec being incomplete.  We believe that we have addressed those
>> concerns (notably, in this PR
>> <https://github.com/w3c/webtransport/pull/375>).
>>
>
> Please followup on the PR to ensure it lands. Thanks! :)
>

Will do!  I believe we're almost there, though this might have to wait
until the next WG meeting.


>
>
>> Interoperability and Compatibility
>>
>> There is some discussion about adding a mechanism to prevent websites
>> from using this feature via an HTTP header (either CSP or a new header).
>> Some of the proposals could potentially break existing usage under certain
>> conditions (e.g. if a webpage both uses serverCertificateHashes and has a
>> connect-src directive, and we decide to extend connect-src); I expect for
>> those cases to be sufficiently niche to ultimately not be a problem, and
>> the question itself is of fairly low priority as there does not seem to be
>> a strong security reason for a website to restrict serverCertificateHashes.
>>
>
> Are you planning to file a separate intent once those plans materialize?
>

Yes, that is the intention.

>

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