Re: block a certain sender from a certain ip address

2013-02-06 Thread Robert Schetterer
Am 07.02.2013 08:06, schrieb Nikolaos Milas: > On 7/2/2013 8:20 πμ, (HT) Simon Walter wrote: > >> I can change the password, however, this account is shared amongst >> many users and I'd rather not ask all the users to change their password. > > My humble advice: > > 1. Change the password and r

Re: block a certain sender from a certain ip address

2013-02-06 Thread Robert Schetterer
Am 07.02.2013 07:20, schrieb (HT) Simon Walter: > Hi all, > > I have the situation where a spammer knows the username and password of > an account and is sending spam via that account. I can change the > password, however, this account is shared amongst many users and I'd > rather not ask all the

Re: add-on Sanesecurity anti-spam signatures

2013-02-06 Thread Robert Schetterer
Am 07.02.2013 02:11, schrieb Benny Pedersen: > Doug Sampson skrev den 2013-02-06 15:13: > >> Unfortunately I am not using clamav-milter, only clamsmtpd. This >> doesn't exclude clamav-milter as a potential solution though. sanesecurity signatures are added to the clamd signature base so using cla

Re: block a certain sender from a certain ip address

2013-02-06 Thread Nikolaos Milas
On 7/2/2013 8:20 πμ, (HT) Simon Walter wrote: I can change the password, however, this account is shared amongst many users and I'd rather not ask all the users to change their password. My humble advice: 1. Change the password and require users to change their passwords. Use a password poli

block a certain sender from a certain ip address

2013-02-06 Thread (HT) Simon Walter
Hi all, I have the situation where a spammer knows the username and password of an account and is sending spam via that account. I can change the password, however, this account is shared amongst many users and I'd rather not ask all the users to change their password. (Computer literacy is b

RE: add-on Sanesecurity anti-spam signatures

2013-02-06 Thread Benny Pedersen
Doug Sampson skrev den 2013-02-06 15:13: Unfortunately I am not using clamav-milter, only clamsmtpd. This doesn't exclude clamav-milter as a potential solution though. maybe send a sample msg to sanesecurity and see if it can be redone sigs for this hits, well i will in comming days try to re

Re: Recipient verification delay

2013-02-06 Thread Reindl Harald
Am 06.02.2013 23:37, schrieb Daniel L. Miller: > In my case I'm supporting up to 10 users > > Having the standard store-and-forward-with-retry operation results in calls > like, "Daniel, I sent the message 20 > minutes ago but Barbara still didn't get it. Why are the computers broken > again

Re: Recipient verification delay

2013-02-06 Thread Daniel L. Miller
On 2/6/2013 2:06 PM, Reindl Harald wrote: Am 06.02.2013 23:02, schrieb Reindl Harald: Am 06.02.2013 22:57, schrieb Daniel L. Miller: Otherwise when they send a message to "u...@domian.com", the client hands it off - the user thinks the message actually sent when in reality they will get a r

Re: Recipient verification delay

2013-02-06 Thread Noel Jones
On 2/6/2013 3:57 PM, Daniel L. Miller wrote: > On 2/6/2013 1:53 PM, Wietse Venema wrote: >> Daniel L. Miller: reject_unverified_recipient will stop as soon as it has a reply from the SMTP server (or from the local verify cache). If that result is "4XX Come back in a few seconds"

Re: Recipient verification delay

2013-02-06 Thread Reindl Harald
Am 06.02.2013 23:02, schrieb Reindl Harald: > > > Am 06.02.2013 22:57, schrieb Daniel L. Miller: > >> Otherwise when they send a message to "u...@domian.com", the client hands it >> off - the user thinks the message >> actually sent when in reality they will get a rejection message some time

Re: Recipient verification delay

2013-02-06 Thread Reindl Harald
Am 06.02.2013 22:57, schrieb Daniel L. Miller: > Otherwise when they send a message to "u...@domian.com", the client hands it > off - the user thinks the message > actually sent when in reality they will get a rejection message some time > later your idea is completly broken email is NOT inst

Re: Recipient verification delay

2013-02-06 Thread Daniel L. Miller
On 2/6/2013 1:53 PM, Wietse Venema wrote: Daniel L. Miller: reject_unverified_recipient will stop as soon as it has a reply from the SMTP server (or from the local verify cache). If that result is "4XX Come back in a few seconds", then reject_unverified_recipient will not wait for a few seconds

Re: Recipient verification delay

2013-02-06 Thread Wietse Venema
Daniel L. Miller: > > reject_unverified_recipient will stop as soon as it has a reply > > from the SMTP server (or from the local verify cache). > > > > If that result is "4XX Come back in a few seconds", then > > reject_unverified_recipient will not wait for a few seconds. > > > > Thank you. Is

Re: Recipient verification delay

2013-02-06 Thread Daniel L. Miller
On 2/6/2013 1:37 PM, Wietse Venema wrote: Daniel L. Miller: I've been using recipient verification for some time with good results but I think I need to make an adjustment to accommodate the changing email world. It appears a number of servers have adopted minimal greylisting - such that they i

Re: Recipient verification delay

2013-02-06 Thread Wietse Venema
Daniel L. Miller: > >> I've been using recipient verification for some time with good > >> results but I think I need to make an adjustment to accommodate the > >> changing email world. It appears a number of servers have adopted > >> minimal greylisting - such that they immediately reject initial

Re: Recipient verification delay

2013-02-06 Thread Daniel L. Miller
On 2/6/2013 12:39 PM, Noel Jones wrote: On 2/6/2013 2:26 PM, Daniel L. Miller wrote: I've been using recipient verification for some time with good results but I think I need to make an adjustment to accommodate the changing email world. It appears a number of servers have adopted minimal greyl

Re: Recipient verification delay

2013-02-06 Thread Reindl Harald
Am 06.02.2013 21:26, schrieb Daniel L. Miller: > I've been using recipient verification for some time with good results but I > think I need to make an adjustment to > accommodate the changing email world. It appears a number of servers have > adopted minimal greylisting - such that > they imm

Re: Recipient verification delay

2013-02-06 Thread Noel Jones
On 2/6/2013 2:26 PM, Daniel L. Miller wrote: > I've been using recipient verification for some time with good > results but I think I need to make an adjustment to accommodate the > changing email world. It appears a number of servers have adopted > minimal greylisting - such that they immediately

Recipient verification delay

2013-02-06 Thread Daniel L. Miller
I've been using recipient verification for some time with good results but I think I need to make an adjustment to accommodate the changing email world. It appears a number of servers have adopted minimal greylisting - such that they immediately reject initial contacts but have a minimal timeo

Re: sometimes_bcc?

2013-02-06 Thread Robert Schetterer
Am 06.02.2013 20:25, schrieb Noel Jones: > On 2/6/2013 12:53 PM, Marcio Merlone wrote: >> Em 06-02-2013 14:54, Noel Jones escreveu: >>> On 2/6/2013 10:00 AM, Marcio Merlone wrote: Could anybody advice me how to achieve a sometimes_bcc, which should work as an always_bcc only when certain

Re: sometimes_bcc?

2013-02-06 Thread Noel Jones
On 2/6/2013 12:53 PM, Marcio Merlone wrote: > Em 06-02-2013 14:54, Noel Jones escreveu: >> On 2/6/2013 10:00 AM, Marcio Merlone wrote: >>> Could anybody advice me how to achieve a sometimes_bcc, which should >>> work as an always_bcc only when certain criteria is matched, based >>> on subject and/o

Re: sometimes_bcc?

2013-02-06 Thread Marcio Merlone
Em 06-02-2013 14:54, Noel Jones escreveu: On 2/6/2013 10:00 AM, Marcio Merlone wrote: Could anybody advice me how to achieve a sometimes_bcc, which should work as an always_bcc only when certain criteria is matched, based on subject and/or destination, like a sieve script? If you need to base t

Re: Postscreen status script, take two

2013-02-06 Thread Steve Jenkins
On Wed, Feb 6, 2013 at 9:41 AM, Steve Jenkins wrote: > Hey, Mike. It's a cool idea - and almost works on a CentOS 6 box, but I'm > getting "ambiguous redirect" errors in a couple of cases. When it's first > run (/tmp/pslogscan does not exist yet) I get: > > # ./pslogscan.sh /var/log/maillog > Scan

Re: add-on Sanesecurity anti-spam signatures

2013-02-06 Thread Noel Jones
On 2/5/2013 10:22 PM, Doug Sampson wrote: > After implementing the add-on Sanesecurity anti-spam signatures in > response to a recent posting on the mailing list (thanks Noel!), I > am now faced with a small issue. One of my daily Postscreen summary > reports and a Postfix summary report are being

Re: Postscreen status script, take two

2013-02-06 Thread Steve Jenkins
On Sun, Feb 3, 2013 at 9:06 AM, Mike. wrote: > Version 1.4 of the pslogscan.sh script, incorporating the above fixes, > is available at: > http://archive.mgm51.com/sources/pslogscan.html Hey, Mike. It's a cool idea - and almost works on a CentOS 6 box, but I'm getting "ambiguous redirect" error

Re: OT - Find spam already delivered to file system

2013-02-06 Thread Noel Jones
On 2/6/2013 10:51 AM, l...@airstreamcomm.net wrote: > Just curious if anyone knows of any tools that can search for > messages already delivered (to maildir) that are spam. We have many > years of email on our system, some of those years before having a > reliable spam filtering solution, so we wo

Re: sometimes_bcc?

2013-02-06 Thread Noel Jones
On 2/6/2013 10:00 AM, Marcio Merlone wrote: > Greetings, > > Could anybody advice me how to achieve a sometimes_bcc, which should > work as an always_bcc only when certain criteria is matched, based > on subject and/or destination, like a sieve script? > > Regards. > > -- > Marcio Merlone If

OT - Find spam already delivered to file system

2013-02-06 Thread l...@airstreamcomm.net
Just curious if anyone knows of any tools that can search for messages already delivered (to maildir) that are spam. We have many years of email on our system, some of those years before having a reliable spam filtering solution, so we would like to try to identify spam messages and purge them

sometimes_bcc?

2013-02-06 Thread Marcio Merlone
Greetings, Could anybody advice me how to achieve a sometimes_bcc, which should work as an always_bcc only when certain criteria is matched, based on subject and/or destination, like a sieve script? Regards. -- Marcio Merlone

Re: problem configuring autentication sending mails

2013-02-06 Thread deconya
Hi The problem is that in logs not marks mail how autenticated, but user and password is required to send. Thanks -Mensaje original- De: deconya Para: Postfix users Asunto: problem configuring autentication sending mails Fecha: Wed, 06 Feb 2013 16:38:42 +0100 HI list Im working in a

Re: smtpd_command_filter counterpart?

2013-02-06 Thread Wietse Venema
Ralf Hildebrandt: > I can use smtpd_command_filter to add "NOTIFY=NEVER" and thus suppress > bounces from my own Postfix. > > But how can I remove the "NOTIFY=NEVER" again when sending mail (maybe > via a specific SMTP transport) to some external host? smtp_discard_ehlo_keywords = dsn Wi

problem configuring autentication sending mails

2013-02-06 Thread deconya
HI list Im working in a Postfix+openldap+dovecot platform, and now Im checking how to activate autentication sending mails using dovecot. All this time only was a relay and now I need to the a complete server. my main.cf is: # TLS parameters smtpd_use_tls = yes smtpd_tls_key_file = /etc/ssl/pri

RE: add-on Sanesecurity anti-spam signatures

2013-02-06 Thread Doug Sampson
> Doug Sampson skrev den 2013-02-06 05:22: > > > Has anyone implemented a way of doing so? If it would help matters, I > > would be happy to have any email addressed to root be skipped as > > well. > > one way could be to make a clamav sigature whitelist that only hits on > this mail reports, imh

smtpd_command_filter counterpart?

2013-02-06 Thread Ralf Hildebrandt
I can use smtpd_command_filter to add "NOTIFY=NEVER" and thus suppress bounces from my own Postfix. But how can I remove the "NOTIFY=NEVER" again when sending mail (maybe via a specific SMTP transport) to some external host? Sounds like I'm looking for smtp_command_filter? -- [*] sys4 AG http:

Re: Maildir format nor working

2013-02-06 Thread Muhammad Yousuf Khan
the error is resolved. it was the issue of virtual host maps. it seems like document is a bit older though there is too much to learn from it. good document. i had to define it like "$user $mail-base/$domain.com/$user/Maildir in my "virtual_mailbox_maps" other wise mails are received in mbox forma

Maildir format nor working

2013-02-06 Thread Muhammad Yousuf Khan
Hi all, it is set home_mailbox = Maildir/ in my main.cf and i am using virtual maps and virtual domains in testing environment. i can receive emails but not in maildir format rather ASCII text format. here is an example, sahmad is a username and it showed up as a file not a directory >file sahma