Re: authentication required error codes

strictions > # -o smtpd_sender_restrictions=$mua_sender_restrictions > > but no proposed values for those. These lines are commented out. Did you uncomment them in master.cf? If you didn't, then you are probably keeping global values from main.cf for these parameters without overriding them. --

Re: Does smtpd_milters=inet:.... round-robin if the hostname has multiple IPs?

-- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: Unable to get Postfix to respond on port 465

Dnia 14.06.2021 o godz. 09:51:30 Linda Pagillo pisze: > > Any other ideas of what may be causing this? Is it possible that the client is trying STARTTLS (and not TLS-wrapped SMTP) on port 465? Have you tried a different mail client instead of Outlook? -- Regards, Jaroslaw Raf

Re: Has rfc2487 been obsoleted and mandatory TLS in smtpd is now kosher?

now have a formal business justification to be not compliant with the mentioned security guidelines - because they will be unable to communicate with their customers if they comply. That's just how the corporate bureaucracy works... -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a

Re: Best current practice to analyze brute force login attempts?

d - IP address and username. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: Google spam...

elps. At least they will know :) -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: STARTTLS abuse

my server, there are very rare cases when I once in a few months or so see an attempt to login to username that actually exists). I also don't have the summary part "ehlo=xxx starttls=xxx ..." etc. in my disconnect message, the log line is just "disconnect from stati

Re: Problems emailing bell.net or sympatico.ca addresses

t it doesn't let > you see anyone else's content. Wierdly unhelpful. I vaguely remember that this topic has been discussed several times on mai...@mailop.org mailing list. I highly recommend this mailing list for dealing with deliverability issues. -- Regards, Jaroslaw Rafa r...@r

Re: Rewriting the MAILER-DAEMON address and header formats

es seem to enable DKIM signing for them > (via the milter application that I've configured), it still does not > apply any header checks to them. If you are able to apply a milter to them, you can write a milter that rewrites those headers. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: Having unexpected results using sender_canonical_maps

to include some.domain literally in your regular expression, then it won't match again on the already transformed address, which does not contain some.domain. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once ther

Re: method to discard email with body containing gmail address

essage in mutt, it puts the e-mail address of the original sender (not you) at the beginning of the subject of the forwarded message. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she

Re: Nessus says I have an open relay

ix should outright reject the message without trying to deliver it. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: [EXTERNAL] Nessus says I have an open relay

tant one) and there's no reason to replace them (or sometimes there isn't even anything to replace them with). The concept of trusted hosts/networks has a reason behind it and cannot be abandoned so simply... -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids

Re: Postgrey - whitelisting subdomains

ion.outlook.com). The *client* address in your case is mx0f-00376703.gpphosted.com, so it is *not* from domain dhs.gov. So it was not whitelisted. As far as I know, there's no option to whitelist *sender* addresses in postgrey. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a m

Re: Changing Message-Id for authenticated users

this check for authenticated users (ie. submission ports). -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: are my helo restrictions too strict ?

own reject_unknown_helo_hostname is known to produce quite a lot of false positives, and it is not recommended to use this restriction. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: virtual mailbox domains??

you should try to configure an email client like Thunderbird and check email sending/receiving with it. Not everything at once! -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with

Re: virtual mailbox domains??

19/0.01/0.01/0.02, dsn=2.0.0, status=sent (250 2.0.0 V/yJDH9grmHtmgAAdabr2Q Saved) Dec 6 19:11:59 softlinksys postfix/qmgr[38286]: 04E4CA06C5: removed It's only strange why your qmgr is logging empty "from", and lmtp empty "to". But this message should be somewhere on you

Re: what's best guess record for SPF

(eg. Postfix) usually use. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: Google and UK.COM domains

ut yes, Google IS dumb enough to do so. > If so, given they allow spammers virtually free range to send FROM > gmail this is a bit hypocritical. 100% agree. They simply don't care about anyone that isn't using Gmail. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In

Re: Google and UK.COM domains

7;s what PSL is for - to specify which domains should *not* be mixed up with one another. Don't defend Google's email service, it's already so bad that it's not worth defending... Friends should not let friends use Gmail - that's all that can be said about it. -- Regar

Re: Google and UK.COM domains

y what Public Suffix List is for. It lists all such domains. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: Google and UK.COM domains

ries do not use any generic SLDs under country's TLD (at least not mandatory ones), but just allow to register names directly under country's TLD, like somename.de, somename.hu, somename.nl etc. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: Google and UK.COM domains

on procedure and policy, and maybe be able to demonstrate a bunch of actual independent subdomains registered under this domain, run by someone else than you? Because that's the way eu.org, uk.com and similar operate. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a millio

Re: Google and UK.COM domains

Dnia 14.12.2021 o godz. 13:06:49 Andrew Sullivan pisze: > On Mon, Dec 13, 2021 at 12:31:07PM +0100, Jaroslaw Rafa wrote: > >That's exactly what Public Suffix List is for. It lists all such domains. > > Well, to be a little more pointed about it, it attempts to provide a >

Re: question for the part location of multipart message

all text/plain parts from multipart messages, up to 5 levels nesting of multipart messages one inside another (that level is configurable via a parameter in the script). If you want to look at it, it's here: http://rafa.eu.org/media/textconv.pl -- Regards, Jaroslaw Rafa r...@rafa.eu.

Re: TLS enforcement options?

etc. but it is not - and *should not* be - mandatory. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: TLS enforcement options?

somehow commerce-related and collect personal data. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: TLS enforcement options?

pient of the mail can access its content. No operator of any mail server is able to read your message. If you use only level 2, then operators of both sending and receiving server (and any intermediate server, if there are any) can have access to the message in plaintext form. -- Regards,

Re: TLS enforcement options?

nd sell your metadata. And you are right with regard to the fact that metadata is often more important in "spying" on the individual than the actual data transmitted; but simple solutions like HTTPS don't protect you from metadata being collected. -- Regards, Jaroslaw Rafa r..

Re: Received-SPF: Softfail

Dnia 11.01.2022 o godz. 05:00:43 Fourhundred Thecat pisze: > > What I am asking is, are there situations where legitimate sender > (non-spam) would generate soft fail? Forwarding. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they

Re: Received-SPF: Softfail

Dnia 11.01.2022 o godz. 12:51:54 Fourhundred Thecat pisze: > > On 2022-01-11 11:32, Jaroslaw Rafa wrote: > >Dnia 11.01.2022 o godz. 05:00:43 Fourhundred Thecat pisze: > >> > >>What I am asking is, are there situations where legitimate sender > >

Re: TLS ciphers

et's trust Postfix authors that they have done it right. To implement TLS support, one certainly has to know more about it than an average mail administrator. So just trust them. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're go

Re: Why would dovecot not be answering

t have one in the configuration shown in your mail) -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: [Announcement] First public release of PostQF

v an "overkill" for using one simple utility? Why couldn't it just use the system-installed Python? -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: smtpd in master.cf

is run to provide this service. Both services, on port 25 and 587, are provided by two instances of the same executable, therefore "smtp" in both cases. After "smtpd" there can be arguments used to call this executable - these arguments are used to make both services operate differently. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: Pls Help - Postfix Multi-Domain SMTP Banner with Postscreen

mtpd_" :) -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: EHLO/HELO whitelist?

P address, for example by using permit_mynetworks ? -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: www.postfix.org not working from certain locations

ee availability test results here: > https://ping-admin.com/free_test/result/16443944516w2j65r1y4j0kca10wdw3q.html > (not sure if this link will be valid for long, though). Poland, ISP is UPC ( https://www.upc.pl/ ), works OK. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a mill

Re: www.postfix.org not working from certain locations

.postfix.org and tells where it stops. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: www.postfix.org not working from certain locations

Dnia 9.02.2022 o godz. 13:58:01 Jaroslaw Rafa pisze: > > I think it's just a routing misconfiguration at some major ISP. It might be > hepful that the OP does a traceroute to www.postfix.org and tells where it > stops. I did a traceroute to the first five sites that fail acco

Re: Removing an old post

where this post exists. But maybe his security team will be happy with removing it from that particular place where they found it... -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: canonical_maps vs. *_recipient_maps

pretty rare case for me (I usually work with single-server setups). I did not think that it can be used in such context as rewriting by canonical maps. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hu

Re: virtual_mailbox_maps & virtual_alias_maps

al_alias_maps seems completely unneccessary in your case. What funtion exactly does it provide here? -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: virtual_mailbox_maps & virtual_alias_maps

maps mapping destination@address->mailbox. Is that your case? But this still doesn't have anything to do with Dovecot "accepting" any email addresses, because Dovecot just provides access to a mailbox. Once you properly log in, you have access to all messages stored in the mailbox, re

Re: virtual_mailbox_maps & virtual_alias_maps

Dnia 21.02.2022 o godz. 13:09:19 Alexey Shpakovsky pisze: > On Mon, February 21, 2022 12:59, Jaroslaw Rafa wrote: > > > > The part I am wondering about is exactly "Dovecot accepts". As far as I > > know, Dovecot does not need to "accept" anything, becaus

Re: virtual_mailbox_maps & virtual_alias_maps

onfiguration_manual/authentication/user_databases_userdb/ -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: Setting Up Header Checks

you try apt-get? milter-regex is not in the Ubuntu repositories (at least for 20.04). -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: virus scanning

ely on random on-access file scanning. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: Securing a local mail app that is unable to smtp auth

kind of password. You may also (again if this is possible in setroubleshootd) insert a very specific header into the message and use a milter to reject message if the header is not present. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: Unexpected Alias Behavior

ltiple "department" (or how do you call them) mail servers that relay mail to a central server. Then you can very easily have mail-from and rcpt-to equal on port 25. Seems like a pretty valid case to me. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids

Re: Solving reverse DNS problem with Postfix configuration?

oIP provider is using separate login & password for each phone line). This setup will work for any ISP as long as ISP isn't blocking inbound UDP ports 5060/5061. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: Solving reverse DNS problem with Postfix configuration?

Dnia 12.04.2022 o godz. 14:20:11 Jaroslaw Rafa pisze: > Dnia 12.04.2022 o godz. 14:07:13 Richard Rasker pisze: > > > > But according to the information supplied, I should also be able to > > use smtp.xs4all.nl as a relay host, see > > https://www.xs4all.nl/eigenmai

Re: Solving reverse DNS problem with Postfix configuration?

omain, its IP address (the outgoing one) should be included in SPF record for the originating domain, if you do use SPF. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: DKIM signature duplicated in headers

un SpamAssassin? As a milter or as a post-queue content filter, that reinjects the mail back to Postfix? Double signing is a known issue in the latter case (ie. if you run SA as a content filter). Switch to running SA as a milter and the issue will be solved. -- Regards, Jaroslaw Rafa r...@r

Re: spam emails with "to:" line missing

ld, but not "To:". And referring to the original questions about legit cases of e-mails without "To:" field - if someone sends an email to multiple recipients that are listed in the "Bcc:" field (as it is often done due to privacy), and does not specify the "To:"

Re: what's a encrypted email?

x27;t exclude each other. There are also "encrypted email providers" that claim that the messages stay encrypted on their server, so for example admins are not able to access and view them - and that is what they mean by "encrypted email". This is usually in addition to the "s

Re: password security

, never used it :) -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: password security

es permanently. Of course there was a lot more of this "hammering" when some time ago I had mistakenly AUTH turned on on port 25, so it looks like the bots that try to crack email passwords are mostly targeting this port. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a

sender_canonical_maps, but only for particular recipient domain?

for mail that is submitted locally via /usr/sbin/sendmail and for mail that is submitted from SMTP clients. Is it possible to do it using only Postfix configuration directives or do I need to use a milter for this? -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when

Re: sender_canonical_maps, but only for particular recipient domain?

the mail to Gmail, but I'm considering doing this automatically (although I don't like this workaround, I'd rather prefer that all my mails be sent from the same address I'm using for years, but it seems there's no way to achieve that with Google :(). -- Regards, Jaroslaw Ra

Re: sender_canonical_maps, but only for particular recipient domain?

address rewriting. > > This rewrites {envelope, header} {sender, recipient} addresses. Can I use "-o sender_canonical_maps=..." instead of "-o smtp_generic_maps=..." in this way, to change only the sender addresses? -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- &quo

Re: sender_canonical_maps, but only for particular recipient domain?

ity key used by reputation systems and thus # somewhat security sensitive. OversignHeaders From I understand this is a default and recommended setting. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: sender_canonical_maps, but only for particular recipient domain?

or various other domains from time to time. Google's spam filtering tends to discriminate aginst low-volume senders who are in less popular domains. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: Milter_Readme - Documentation Edit Request - "order", "reject" and "override" - multiple message modifications?

e, not a rejection. Rejection -in any context, not only miletar and MTA related - can be described in other words as "explicitly negative response", so nothing else than a reject code. :) -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, t

Re: What does AW mean - was - Re: AW: RSA and ECDSA - warning: No certs for key at index 1

Re:" actually comes from the Latin phrase "in re," which means "in the matter of", so it should never be translated. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: warning: unknown[137.xxx.xxx.253]: SASL LOGIN authentication failed: UGFzc3dvcmQ6

not a misconfigured server, but some stupid bot trying to guess passwords. It is a comonly observed thing. > Blocking these IPs with fail2ban is a good idea? Probably yes. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna kn

Re: Notify user in some way that the mail being received is on old domain

t "canonical" method to do such changes is via milter. You can create a milter that will change the Subject: header appropriately when it detects the old domain in the recipient address. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, t

Re: Gmail specific transport

jecting emails while gmail.com is rejecting the same emails. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: Quarantining html email

when implementing such a solution (automatically visiting links) caused all people receiving mails from mailing lists to be automatically unsubscribed from these lists, as the messages contained an unsubscribe link in the footer... -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years

Re: Move sent emails to sent folder?

ovecot entry above in the log. So it's either gpgit-pipe, dovecot or amavis itself that rewrites address from u...@domain2.com to u...@domain1.com. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: Catch-all that pipes to script

rcomplicated things and put a lot of unnecessary settings in your config. Isn't "always_bcc" set to an alias that expands to your script going to achieve what you want? If not, then please try to describe what are differences between this and your expected outcome. -- Pozdrowienia, Jaros

Re: Catch-all that pipes to script

be just an alias that pipes mail to the "mailbot" script directly? -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: Catch-all that pipes to script

t in smtpd_recipient_restrictions so that only the "mailbot" script could mail to it. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: Prevent local mail from going via spamassassin milter

in /etc/hosts to your real (ie. not 127.0.0.1) IP address. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: third-level domains

domain.2domain.tld, but that another machine is), then Postfix has nothing to relay. Wouldn't be enough just to set relay_domains explicitly to an empty value? -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once the

Re: inet_interfaces & smtp_bind_address behavior on multiple interfaces

ve priority over more general ones. If you want to connect to somewhere on the Internet, the kernel will route the packets via the first interface, because your default gateway is on a network that your first interface also belongs to. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a m

Re: reject_unknown_reverse_client_hostname not working as I expect

dress. reject_unknown_reverse_client_hostname Reject the request when the client IP address has no address->name mapping. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: Milter vs. policy protocol

ipient_access, but where you can use a lookup table containing both sender and recipient addressses, would be an ideal solution. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Protect access to submission services

o shouldn't the connection be outright rejected without attempting AUTH at all? What am I doing wrong? -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: Milter vs. policy protocol

hich > have been adopted. > > https://www.kfki.hu/~kadlec/sw/postfix_patch.html I understand it's the "check_access" restriction mentioned in the page you linked? But it is not included in standard Postfix release? -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million ye

Re: Protect access to submission services

Dnia 12.08.2022 o godz. 10:27:47 Viktor Dukhovni pisze: > You neglected to add: > > -o smtpd_delay_reject=no Thank you for your answer. Just a few minutes ago found that out myself and added this parameter to master.cf! :) -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- &quo

Re: Protect access to submission services

Dnia 12.08.2022 o godz. 16:31:04 Jaroslaw Rafa pisze: > Dnia 12.08.2022 o godz. 10:27:47 Viktor Dukhovni pisze: > > You neglected to add: > > > > -o smtpd_delay_reject=no > > Thank you for your answer. Just a few minutes ago found that out myself and > add

Re: Protect access to submission services

es, and I want to keep my recipient restrictions even for authenticated clients (they contain permit_sasl_authenticated pretty early, but the part before this should be applied even for mail submitted from authenticated clients, it rejects some local recipient addresses that should not receive mail). --

Re: Milter vs. policy protocol

someone who needs this asked me about such a feature. So if you could do it, it would be very nice. Thank you in advance. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: Protect access to submission services

rds, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: Protect access to submission services

Dnia 13.08.2022 o godz. 16:23:10 tog...@dinamizm.com pisze: > > Have you looked spamhaus or abusix for auth blacklists. They both do a decent > job > in blocking auth attempts from nasty IP addresses in my case. I will look at them. Thank you! -- Regards, Jaroslaw Rafa r...

Re: Protect access to submission services

sions? I know this is not a Dovecot list, but maybe someone here knows answer to this? Or maybe someone already wrote such a piece of software and it sits somewhere in the Net ready to grab? -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they'

Re: send mail from the domain directly to the local server without going out to the Internet

st use a completely made-up port instead of 465, that will accept mail only from your sending server. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: send mail from the domain directly to the local server without going out to the Internet

x27;s own servers? > Also one should be encrypting traffic > anyway as a matter of best practice. Use of port 25 (or any other port) does not exclude encryption. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: on

Re: send mail from the domain directly to the local server without going out to the Internet

ryption (via STARTTLS). -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: [Virtual + Spamassassin] Alias table is evaluated twice

self I had problems with double-signing mail with DKIM. My solution was to use Spamassassin as milter instead of a post-queue content filter. I recommend this to everyone. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: on

Re: Postfix 3.5 and outbound TLS/SSL

I don't see any TLS settings for outbound (smtp_tls_...). So it's nothing strange that TLS is not used for outbound connections. That's what you exactly told your Postfix to do. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they

Strange thing in Postfix log?

don't understand the "unknown[unknown]" part. The square brackets should normally contain the IP address of the connecting client. Why is "unknown" there? How is it possible that Postfix did not recognize the connecting IP? -- Regards, Jaroslaw Rafa r...@rafa.eu.org --

Re: protecting internal email distribution lists

n.com> is a simple Postfix alias. I think this is the job for the mailing list manager software, not for Postfix. Mailing list managers (eg. Mailman) usually have extnsive configuration options to do this. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go

Re: protecting internal email distribution lists

n the insiders map or not. > I use lmtp for local mail delivery, could that be a problem? But why can't you configure it in your mailing list manager? It's much easier than trying to do it in Postfix... -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, whe

Re: postfix 3.6.4 (ubuntu server 22.04 LTS) does not start - manually build 3.7.2 denies SASL although included in make command

s as the original binary package was built, and replacing only the file(s) I have modified. I did it for example with ProFTPd, Xymon server or Apache and each time everything worked well... -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school,

Re: manually build 3.7.2 denies SASL although included in make command

lease and migrate all configs (with manual adjustments if necessary) from the previous OS. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to school, they're gonna know: once there was a Hushpuppy, and she lived with her daddy in the Bathtub."

Re: Outlook TLS errors after Microsoft Windows Update

nt. > > Very far-fetched, I thought something might be cached or pinned. > And as supposed this is not relevant, I tested it and a "04" > certificate worked well. There can always be some completely unexpected factor. We should remember the famous story of "500 miles emai

Re: questions to postfix's behavior

It simply ignores them completely. So it will just accept the message, assuming other configured restrictions (like RBLs) wouldn't reject it. You have to use additional software to check DKIM/SPF/DMARC. -- Regards, Jaroslaw Rafa r...@rafa.eu.org -- "In a million years, when kids go to

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