On 22.06.19 15:03, Security Admin (NetSec) wrote:
I figured TLS 1.3 might be the culprit from the logs. The OpenSSL version shows
"OpenSSL 1.1.1 11 Sep 2018" and it was updated recently via Ubuntu.
How might I go about not negotiating TLS 1.3, as it is obvious I need to update
some certific
" If you are netsecdesign.com, ssllabs says your cert has issues. Not that this
may be your problem, but I would fix that first."
This cert is not the same cert or the same server or the same IP address as my
postfix SMTP gateway.
The postfix SMTP gateway uses a self-signed certificate.
On 6
Doh!
!TLSv1.3 added to "main.conf" fixed the issue hopefully.
Will work on updating certificate later...
On 6/22/19, 8:10 AM, "owner-postfix-us...@postfix.org on behalf of Security
Admin (NetSec)" wrote:
I figured TLS 1.3 might be the culprit from the logs. The OpenSSL version
show
to send or receive from Gmail
If you are netsecdesign.com, ssllabs says your cert has issues. Not that this
may be your problem, but I would fix that first.
From: secad...@netsecdesign.com
Sent: June 21, 2019 9:19 PM
To: postfix-users@postfix.org
Subject: Unable to send or receive from Gmail
Withi
10:13 PM
To: Security Admin <secad...@netsecdesign.com>, "postfix-users@postfix.org" <postfix-users@postfix.org>
Subject: Re: Unable to send or receive from Gmail
If you are netsecdesign.com, ssllabs says your cert has issues. Not that this may be your problem, but I wou
I figured TLS 1.3 might be the culprit from the logs. The OpenSSL version
shows "OpenSSL 1.1.1 11 Sep 2018" and it was updated recently via Ubuntu.
How might I go about not negotiating TLS 1.3, as it is obvious I need to update
some certificates (which I will worry about later).
Edward Ray
> On Jun 22, 2019, at 1:12 AM, lists wrote:
>
> If you are netsecdesign.com, ssllabs says your cert has issues. Not that this
> may be your problem, but I would fix that first.
The certificate is past its nominal expiration, but perhaps
more importantly its "Basic Key Usage" field says:
On Sat, Jun 22, 2019 at 04:09:45AM +, Security Admin (NetSec) wrote:
> Within the last week or so I am suddenly unable to send or receive from
> Google Gmail. Any help with this issue would be appreciated.
What version of OpenSSL is installed on your system? Was it upgraded
recently? You a
. From: secad...@netsecdesign.comSent: June 21, 2019 9:19 PMTo: postfix-users@postfix.orgSubject: Unable to send or receive from
Within the last week or so I am suddenly unable to send or receive from Google
Gmail. Any help with this issue would be appreciated.
Receive Error from mail.log:
Jun 21 20:59:26 portus postfix/smtpd[3726]: SSL_accept:SSLv3/TLS write
certificate
Jun 21 20:59:26 portus postfix/smtpd[3726]: SSL_a
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