Hello,
I'm migrating to a new server. It's running Debian 11 currently though
that's going 12 this weekend. Currently it uses Openssl v3.0.9, and
dovecot 2.3.13 and MySQL (in this case Mariadb) for storing user
account information v10.6.14. My question is in regards password
storage and scheme/enc
Their is more and more reasons to use 3rd party network reputation at
the authentication level. While our platforms have pretty sophisticated
combination, that includes of course transparent 2FA, but a very
granular set of rules for stopping BEC (Business Email Compromise), and
dropping obviou
On 2023-06-22 12:58, André Rodier via Fail2ban-users wrote:
Hello, all.
I just set-up a new server, running postfix, with submission(s)
activated on standard ports (587, 465)
Shortly after it has been setup, I see brute force attacks (not
surprising) from a whole /24 network (more surprising)
Is there any way, with postfix, to run a script on authentication failure, with
information like the IP address and the
username passed, for instance.
I wrote my own script for omprog which is part of rsyslog to read dovecot auth
fails. Because postfix authenticates with dovecot and dovecot w
On Thu, 2023-06-22 at 16:27 +0100, Nick Howitt via Fail2ban-users wrote:
>
>
> On 2023-06-22 12:58, André Rodier via Fail2ban-users wrote:
> > Hello, all.
> >
> > I just set-up a new server, running postfix, with submission(s)
> > activated on standard ports (587, 465)
> >
> > Shortly after it
Hello, all.
I just set-up a new server, running postfix, with submission(s) activated on
standard ports (587, 465)
Shortly after it has been setup, I see brute force attacks (not surprising)
from a whole /24 network (more surprising).
I carefully checked the logs, and see the modus operandi, w
Hello, all.
I just set-up a new server, running postfix, with submission(s) activated on
standard ports (587, 465)
Shortly after it has been setup, I see brute force attacks (not surprising)
from a whole /24 network (more surprising).
I carefully checked the logs, and see the modus operandi, w
