Re: pgadmin says "SSL error: tlsv1 alert no application protocol"

From: Adrian Klaver <adrian(dot)klaver(at)aklaver(dot)com>
To: Markus KARG <markus(at)headcrashing(dot)eu>, pgsql-advocacy(at)lists(dot)postgresql(dot)org
Subject: Re: pgadmin says "SSL error: tlsv1 alert no application protocol"
Date: 2024-12-12 19:37:40
Message-ID: c40f0eac-197e-451b-bf00-e989d9162630@aklaver.com
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On 12/12/24 11:08, Markus KARG wrote:
> I was using PGAdmin with PostgreSQL 17 via Traefik 3 successfully since
> many months, but since I recently moved on to PostgresSQL 17 the UI of
> PGAdmin always tells me "SSL error: tlsv1 alert no application
> protocol". All other applications connect successfully.
>
> I do not want to use TLSv1, and neither PostgreSQL 17 nor Traefik 3 is
> explicitly configured to use TLS v1. In PGAdmin I explicitly have set
> the min and max SSL versions to 1.3.
>
> So I do wonder who in this game is using TLSv1 and how to get rid of it?

This is the wrong list for this sort of question.

Ask it over here:

https://www.postgresql.org/list/pgsql-general/

>
> Thanks!
>
> -Markus
>
>
>

--
Adrian Klaver
adrian(dot)klaver(at)aklaver(dot)com

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