On Fri, Oct 4, 2024 at 3:48 PM Salz, Rich <[email protected]> wrote:
> This is explicitly prohibited rfc9460 as it would provide linkability.
>
>
>
> So what? We’re not the protocol police and if someone wants to track,
> RFC9460 compliance isn’t going to stop them. Especially for something as
> controversial as ECH.
>
>
To clarify, I meant that we shouldn't encourage long TTLs for this purpose.
The thing prohibited by rfc9460 is retaining HTTPS/SVCB RRs across network
switches.
Sure a client could do it, but if they do that they're going to have both
linkability
(and maybe performance) issues.
Erik
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