Wietse,
* Wietse Venema via Postfix-users :
> As a few on this list may recall, it is 25 years ago today that the
> "IBM secure mailer" had its public beta release. This was accompanied
> by a nice article in the New York Times business section.
>
> There is some literature at
* Viktor Dukhovni via Postfix-users :
> On Mon, Sep 25, 2023 at 04:24:55PM +0200, Patrick Ben Koetter via
> Postfix-users wrote:
>
> > > Do you have SMTP client TLS connection reuse enabled? If so, TLS
> > > connections are made via tlsproxy(8), with the smtp(8)
Noel,
* Noel Butler via Postfix-users :
> > sys4.de are not removing original DKIM sigs just adding postfix.org's,
> > which also fails for some reason, but ohh looky that - SPF passes :D
>
> Decided to have a look ater lunch, that looks like it would be because sys4
> adds footers, where
* Jens Hoffrichter via Postfix-users :
> Hi!
>
> We are looking into implementing DKIM signing for one of our services,
> and there are multiple ways to implement that.
>
> So far I have found that you can do it with opendkim and amavis - any
> recommendation for one or the other, or maybe
* Viktor Dukhovni via Postfix-users :
> On Sun, Sep 17, 2023 at 06:20:53PM +0200, Patrick Ben Koetter via
> Postfix-users wrote:
>
> > Yesterday we upgraded LE certs and it seems – we haven't had time to
> > investigate in that yet – SELinux bite Postfix where it shouldn
STARTTLS should be back to normal again. My tests suceeded and I'll give it
another shot when I'm home. At the moment I'm on a rather longish train ride
and internet is shaky - at best.
Yesterday we upgraded LE certs and it seems – we haven't had time to
investigate in that yet – SELinux bite
Greetings,
I was wondering if there's something similar to warn_if_reject when it comes
to dry-run / test-run MILTER applications in Postfix. The documentation on
warn_if_reject does not mention MILTERs, which usually means the feature isn't
there because otherwise it would be documented, and
Hey Byung-Hee!
* Byung-Hee HWANG via Postfix-users :
> Hellow Postfix hackers,
>
> I have a questions while reading DANE docs. Is DNSSEC mandotary? For
> making DANE mail server.
>
> For now i'm running two postfix servers in public. Actually i'm beginner
> in both DANE and DNSSEC.
you need
* natan via Postfix-users :
> Hi
> Today uceprotect add class /24 to blaclist ... One user (dedicated server)
> send probably spam but the user claims that he did not send spam only 6
> e-mails in 1h. And uceprotect was blocked by the whole class ...
>
> other RBLs it was clean any IP with that
* Gerd Hoerst via Postfix-users :
>
> Hi !
>
> in my /etc/postfix/main.cf
>
> parent_domain_matches_subdomains = . . smtpd_access_maps
> ..
> smtpd_sender_restrictions = .. check_sender_access
> hash:/etc/postfix/access
>
>
>
> in my main.cfs
>
> domain.com DISCARD Spam rule
* Gerald Galster via Postfix-users :
> >>> This list uses Mailman configuration settings, not handcrafted code.
> >>> If people believe that it is worthwhile to change the Mailman
> >>> implementation or the DMARC spec, then I suggest that they work
> >>> with the people responsible for that.
> >>
* Phil Biggs via Postfix-users :
> Friday, March 10, 2023, 5:54:02 PM, Viktor Dukhovni via Postfix-users wrote:
>
> > I was also quite happy with no tags at all.
In the old days I used the tags to filter my messages and place them in the
right mailbox. With the advent of DMARC I stopped that
* Viktor Dukhovni via Postfix-users :
> On Wed, Mar 08, 2023 at 07:42:56AM +0100, Patrick Ben Koetter via
> Postfix-users wrote:
>
> > - The key material is 4096 Bit and it was brought to my attention there's a
> > bug / missing functionality (?) in opendmarc which r
* Patrick Ben Koetter via Postfix-users :
> * Scott Kitterman via Postfix-users :
>
> ...
>
> > For Debian, if someone can find/test patches, I can get them into Debian's
> > package. I assume other distributors are similar. Feel free to update the
> > Debi
* Scott Kitterman via Postfix-users :
...
> For Debian, if someone can find/test patches, I can get them into Debian's
> package. I assume other distributors are similar. Feel free to update the
> Debian bug with information. It's unfortunate we don't have a better
> maintained solution.
* postfix--- via Postfix-users :
> > > > OpenDMARC is segfaulting. That's what 'signal 11' means. Postfix fails
> > > > to get an answer to its end-of-body milter call because of the segfault
> > > > closing the other end of that socket. That failure results in Postfix
> > > > sending a 4xx to
* Michael Grimm via Postfix-users :
> toganm--- via Postfix-users wrote:
>
> > Maybe it would have been a better idea to check if the mail server is listed
> > in any rbl sites.
>
> If you really were in mailing business for some time you would know how RBLs
> work: They react, they do not read
* toganm--- via Postfix-users :
>
> Hi,
>
> Maybe it would have been a better idea to check if the mail server is listed
> in any rbl sites. For one it is listed in Abusix and my server is rejected it
> as a result
>
> Abusix Mail Intelligence; https://lookup.abusix.com/search?q=188.68.34.52
* toganm--- via Postfix-users :
> Maybe it would have been a better idea to check if the mail server is listed
> in any rbl sites. For one it is listed in Abusix and my server is rejected it
> as a result
What makes you believe the IP had been blocklisted before?
The IP was blocklisted today. It
* Harald Koch via Postfix-users :
> On Tue, Mar 7, 2023, at 12:02, Benny Pedersen via Postfix-users wrote:
> >
> > why is arc invalid ?
>
> My email provider is adding a little more detail:
>
> Authentication-Results: pb-mx20.pobox.com;
> arc=invalid
> (as.1.list.sys4.de=invalid
* Wietse Venema via Postfix-users :
> Gerald Galster via Postfix-users:
> >
> > >> Out of sheer curiosity ... Mailman 2 or 3?
> > >
> > > Mailman 3 with ARC support enabled. Additionally all listmail will be DKIM
> > > signed.
> >
> > Do you plan to enable a public archive at
> >
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