Received: from malur.postgresql.org ([217.196.149.56])
	by arkaria.postgresql.org with esmtps  (TLS1.3) tls
 TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384
	(Exim 4.94.2)
	(envelope-from <pgsql-bugs-owner+archive@lists.postgresql.org>)
	id 1tQVM2-0034Nv-U6
	for pgsql-bugs@arkaria.postgresql.org; Wed, 25 Dec 2024 17:39:31 +0000
Received: from localhost ([127.0.0.1] helo=malur.postgresql.org)
	by malur.postgresql.org with esmtp (Exim 4.94.2)
	(envelope-from <pgsql-bugs-owner+archive@lists.postgresql.org>)
	id 1tQVM1-00F2Az-3c
	for pgsql-bugs@arkaria.postgresql.org; Wed, 25 Dec 2024 17:39:28 +0000
Received: from makus.postgresql.org ([2001:4800:3e1:1::229])
	by malur.postgresql.org with esmtps  (TLS1.3) tls
 TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384
	(Exim 4.94.2)
	(envelope-from <tgl@sss.pgh.pa.us>)
	id 1tQVM0-00F2Ar-NM
	for pgsql-bugs@lists.postgresql.org; Wed, 25 Dec 2024 17:39:28 +0000
Received: from sss.pgh.pa.us ([68.162.161.243])
	by makus.postgresql.org with esmtps  (TLS1.3) tls
 TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384
	(Exim 4.96)
	(envelope-from <tgl@sss.pgh.pa.us>)
	id 1tQVLy-000X60-2o
	for pgsql-bugs@lists.postgresql.org;
	Wed, 25 Dec 2024 17:39:27 +0000
Received: from sss1.sss.pgh.pa.us (localhost [127.0.0.1])
	by sss.pgh.pa.us (8.15.2/8.15.2) with ESMTP id 4BPHdMAs1794655;
	Wed, 25 Dec 2024 12:39:22 -0500
From: Tom Lane <tgl@sss.pgh.pa.us>
To: Markus KARG <markus@headcrashing.eu>
cc: pgsql-bugs@lists.postgresql.org
Subject: Re: psql v16.3 successfully connects via TLSv1.3 proxy,
 but psql v16.4 says "tlsv1 alert no application protocol"
In-reply-to: <68ff85d7-9b41-40ec-bddf-0ca74fe09875@headcrashing.eu>
References: <68ff85d7-9b41-40ec-bddf-0ca74fe09875@headcrashing.eu>
Comments: In-reply-to Markus KARG <markus@headcrashing.eu>
	message dated "Wed, 25 Dec 2024 18:05:29 +0100"
MIME-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Content-ID: <1794653.1735148362.1@sss.pgh.pa.us>
Date: Wed, 25 Dec 2024 12:39:22 -0500
Message-ID: <1794654.1735148362@sss.pgh.pa.us>
List-Id: <pgsql-bugs.lists.postgresql.org>
List-Help: <https://lists.postgresql.org/manage/>
List-Subscribe: <https://lists.postgresql.org/manage/>
List-Post: <mailto:pgsql-bugs@lists.postgresql.org>
List-Owner: <mailto:pgsql-bugs-owner@lists.postgresql.org>
List-Archive: <https://www.postgresql.org/list/pgsql-bugs>
Archived-At: 
 <https://www.postgresql.org/message-id/1794654.1735148362%40sss.pgh.pa.us>
Precedence: bulk

Markus KARG <markus@headcrashing.eu> writes:
> Summary: The TLS behavior of psql changed between 16.3 and 16.4 as shown 
> below.

Have you tried the current release (16.6)?

			regards, tom lane