Re: "SSL_Shutdown:shutdown while in init" while sending and receiving

2020-05-12 Thread Andreas Schamanek
FWIW: On Mon, 11 May 2020, at 21:17, Alexander Vasarab wrote: When I send mail, it fails the first time, and then as long as I immediately resend, it succeeds (over TLS, thankfully). I have recently come along this very same pattern when using command line tools like curl or lynx to access h

Re: best practice - integrating spamassassin/clamav in postfix - amavis yes/no?

2018-10-19 Thread Andreas Schamanek
On Fri, 19 Oct 2018, at 10:57, Olivier wrote: So, rejecting spam during smtp-dialog is risky, that is why most resolve to some sort of quarantine, and that is when amavis comes handy. I agree with the 1st part but that's why I ditched Amavis! If your mail delivery setup includes anything a

Re: postscreen_dnsbl_whitelist_threshold and SORBS and Google

2018-03-01 Thread Andreas Schamanek
I also use postwhite and similar whitelisting, but I also have postscreen_dnsbl_sites = ... list.dnswl.org=127.0.[5;9].0*-2 -- -- Andreas :-)

Re: Controlling submission recipients

2017-12-12 Thread Andreas Schamanek
On Tue, 12 Dec 2017, at 16:27, Alex wrote: I don't have enough perl knowledge to join or associate then parse multiple lines. Did you have a look at auxiliary/collate from Postfix's source? -- -- Andreas :-)

Re: Controlling submission recipients

2017-12-12 Thread Andreas Schamanek
On Tue, 12 Dec 2017, at 14:16, Alex wrote: http://postfwd.org/ I've downloaded postfwd and have read through the manual and sample config. Can you help me develop a rule that will just log all requests for the submission service that includes the IP, time/date and sasl username? This is al

Re: MIME header checks matching

2017-06-14 Thread Andreas Schamanek
On Wed, 14 Jun 2017, at 12:34, Noel Jones wrote: > > I have a series of mime patterns to automatically reject file types > > including com, bat, exe, etc. It appears one pattern is matching > > incorrectly, ... > > Rather than try to debug your expression, I'll refer you to the nice > example o

multiple actions, SPF to skip greylist

2017-05-08 Thread Andreas Schamanek
Hi there, I am open to suggestions but for now I am running Postfix 2.11.3 (Debian Stable), Postgrey 1.35 and postfix-policyd-spf-python 2.0.1, joined together with smtpd_recipient_restrictions = (...) reject_unauth_destination check_policy_service unix:private/policyd-spf # postg

Re: Forged FROM Adresses deny based on actual user?

2017-05-07 Thread Andreas Schamanek
On Sun, 7 May 2017, at 15:49, Viktor Dukhovni wrote: > >> /etc/postfix/main.cf: > >>smtpd_reject_unlisted_sender = yes > > Is there a way to test-run this similar to warn_if_reject? > > http://www.postfix.org/postconf.5.html#smtpd_reject_unlisted_sender > leads you to > http://www.postfix.

Re: Forged FROM Adresses deny based on actual user?

2017-05-07 Thread Andreas Schamanek
On Sun, 7 May 2017, at 15:04, Wietse Venema wrote: > /etc/postfix/main.cf: > smtpd_reject_unlisted_sender = yes Is there a way to test-run this similar to warn_if_reject? -- -- Andreas