Re: ecdh support causes unnecessary roundtrips - Mailing list pgsql-hackers

From Daniel Gustafsson
Subject Re: ecdh support causes unnecessary roundtrips
Date
Msg-id D67ABF5A-E03D-4653-9B1F-5D755C58DABB@yesql.se
Whole thread Raw
In response to Re: ecdh support causes unnecessary roundtrips  (Jacob Champion <jacob.champion@enterprisedb.com>)
Responses Re: ecdh support causes unnecessary roundtrips
List pgsql-hackers
> On 4 Mar 2025, at 20:13, Jacob Champion <jacob.champion@enterprisedb.com> wrote:
>
> On Mon, Jul 29, 2024 at 3:26 PM Daniel Gustafsson <daniel@yesql.se> wrote:
>>> On 17 Jun 2024, at 19:56, Andres Freund <andres@anarazel.de> wrote:
>>> On 2024-06-17 19:51:45 +0200, Daniel Gustafsson wrote:
>>
>>>> Changing the default of the ecdh GUC would perhaps be doable?
>>>
>>> I was wondering whether we could change the default so that it accepts both
>>> x25519 and secp256r1. Unfortunately that seems to requires changing what we
>>> use to set the parameter...
>>
>> Right.  The patch in https://commitfest.postgresql.org/48/5025/ does allow for
>> accepting both but that's a different discussion.
>
> Just a reminder that, if we do want to change this for 18 onward, the
> window is closing. Adding x25519 to the default groups seems like a
> good idea to me, whether we can get something backpatched or not.

Thanks for the reminder, this is sitting on my must-have TODO for 18 and I
agree that we should add x25519 to the default set.

--
Daniel Gustafsson




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