Re: TLS ESNI and HelloRetryRequest in Firefox 64, Firefox Nightly

2019-01-05 Thread Alexander Venedioukhin (lists)
On Fri, Jan 4, 2019 at 7:47 PM  wrote:
> Is this already implemented?

Yes, it works in current Firefox 64 and Nightly, but you have to
manually activate ESNI and DNS-over-HTTPS in about:config.

> [1] is not yet fixed and [2] does not work for me with current Nightly.
>
> [1] https://bugzilla.mozilla.org/show_bug.cgi?id=1494901
> [2] https://www.cloudflare.com/ssl/encrypted-sni/
>

Alexander Venedioukhin
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Re: TLS ESNI and HelloRetryRequest in Firefox 64, Firefox Nightly

2019-01-04 Thread sjw
Is this already implemented?
[1] is not yet fixed and [2] does not work for me with current Nightly.

[1] https://bugzilla.mozilla.org/show_bug.cgi?id=1494901
[2] https://www.cloudflare.com/ssl/encrypted-sni/


Am 04.01.19 um 17:13 schrieb Hubert Kario:
> On Thursday, 3 January 2019 11:45:25 CET Alexander Venedioukhin (lists) wrote:
>> Hello,
>>
>> I'm implementing ESNI (encrypted SNI, current draft 02) server-side.
>> It works with Firefox 64.0 and Nightly 66.0a1 as expected, until the
>> server sends HelloRetryRequest during handshake. In latter case
>> Firefox responds with plain text SNI extension (same hostname) in
>> second ClientHello, instead of ESNI. Still, handshake successfully
>> finishes. Is it intended behavior?
> 
> that sounds to me like a question to the IETF TLS mailing list
> 
> 



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Re: TLS ESNI and HelloRetryRequest in Firefox 64, Firefox Nightly

2019-01-04 Thread Hubert Kario
On Thursday, 3 January 2019 11:45:25 CET Alexander Venedioukhin (lists) wrote:
> Hello,
> 
> I'm implementing ESNI (encrypted SNI, current draft 02) server-side.
> It works with Firefox 64.0 and Nightly 66.0a1 as expected, until the
> server sends HelloRetryRequest during handshake. In latter case
> Firefox responds with plain text SNI extension (same hostname) in
> second ClientHello, instead of ESNI. Still, handshake successfully
> finishes. Is it intended behavior?

that sounds to me like a question to the IETF TLS mailing list

-- 
Regards,
Hubert Kario
Senior Quality Engineer, QE BaseOS Security team
Web: www.cz.redhat.com
Red Hat Czech s.r.o., Purkyňova 115, 612 00  Brno, Czech Republic

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