I would change all the passwords.

Remo

--
Mandato da iPhone

> On martedì, nov 01, 2022 at 14:44, Eric Broch <ebr...@whitehorsetc.com 
> (mailto:ebr...@whitehorsetc.com)> wrote:
> # qmailctl stop
>
> # touch /var/qmail/supervise/smtps/log/down
>
> # touch /var/qmail/supervise/smtps/down
>
> # qmailctl start
>
> # qmailctl stat
>
> But, if they've hacked smtps then they've also hacked submission; right?
>
>
> On 11/1/2022 1:10 PM, Peter Peltonen wrote:
> > Hi,
> >
> > I had an email account password guessed through auth attempts via smtps.
> >
> > I did not realize this as I had forgotten I had it enabled at all. I
> > was looking at the submission log and scratching my head not
> > understanding how messages got to the remote queue without anything in
> > the submission log, until I realized smpts was enabled and it was
> > logging to /var/log/maillog and not to any log under /var/log/qmail...
> >
> > My first question: is it safe to disable smtps, I guess I don't need
> > it for anything as all my users should be using 587/submission instead?
> >
> > Second question: How do I disable it? Should I just
> > remove /var/qmail/supervise/smtps/run file? And/or block it at
> > firewall level?
> >
> > Third question: to prevent brute force attacks, is fail2ban the best
> > option to do it? I just follow the instructions at
> > http://www.qmailtoaster.com/fail2ban.html ?
> >
> > Best,
> > Peter
> >
> >
>
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