Re: Fwd: Re: Q about short-circuit over ruling blacklisting rule

2011-01-18 Thread J4
On 01/17/2011 10:22 PM, Patrick Ben Koetter wrote: * JKL ju...@klunky.co.uk: On 01/17/2011 09:29 PM, Michael Scheidell wrote: On 1/17/11 3:27 PM, JKL wrote: Hi there, Why would this be delivered into the user mailbox when the Sender address is blacklisted by the user? Did I

Re: Need Volunteers for Ham Trap

2011-01-18 Thread Jeff Chan
On Monday, January 17, 2011, 10:52:58 PM, Warren Jr. wrote: Hi folks, Here is an opportunity for non-developers to do simple tasks to help improve Spamassassin. I am seeking volunteers to help me build and administrate a ham trap. The idea is to subscribe a list of unique e-mail addresses

Re: Need Volunteers for Ham Trap

2011-01-18 Thread Martin Gregorie
On Tue, 2011-01-18 at 01:46 -0800, Jeff Chan wrote: While I certainly would encourage improving ham and spam corpora, this proposal may open up a lot of grey areas that may be non-trivial to resolve. Agreed, and some companies will get to you sign up for accounting and service problem

Re: Need Volunteers for Ham Trap

2011-01-18 Thread John Wilcock
Le 18/01/2011 10:46, Jeff Chan a écrit : 2. Some of the areas are very difficult to resolve into spam or ham. Some more aggressive anti-spammers may say all of the above is spam, but others may disagree, and the mail may be legal. I'd suggest that SA ought to be classifying e-mail in *three*

Re: Fwd: Re: Q about short-circuit over ruling blacklisting rule

2011-01-18 Thread me
On Tue, 18 Jan 2011 10:13:22 +0100, J4 wrote: I have Dovecot LDA so Sieve might well be a good idea, but I would like to inform the sender that the Email was dropped as spam, and avoid backscatter. I don't think I can do this with Sieve/Dovecot LDA. dont use sieve reject since if you are

Re: Need Volunteers for Ham Trap

2011-01-18 Thread Warren Togami Jr.
On 1/17/2011 11:46 PM, Jeff Chan wrote: So a couple points: 1. Subscribing to lists opens up lots of grey areas including the above. 2. Some of the areas are very difficult to resolve into spam or ham. Some more aggressive anti-spammers may say all of the above is spam, but others may

Re: Need Volunteers for Ham Trap

2011-01-18 Thread Warren Togami Jr.
On 1/18/2011 1:15 AM, Martin Gregorie wrote: On Tue, 2011-01-18 at 01:46 -0800, Jeff Chan wrote: While I certainly would encourage improving ham and spam corpora, this proposal may open up a lot of grey areas that may be non-trivial to resolve. Agreed, and some companies will get to you sign

Re: Fwd: Re: Q about short-circuit over ruling blacklisting rule

2011-01-18 Thread Bowie Bailey
On 1/18/2011 4:13 AM, J4 wrote: I have Dovecot LDA so Sieve might well be a good idea, but I would like to inform the sender that the Email was dropped as spam, and avoid backscatter. I don't think I can do this with Sieve/Dovecot LDA. You cannot do this from the delivery agent without

Re: Fwd: Re: Q about short-circuit over ruling blacklisting rule

2011-01-18 Thread J4
On 01/18/2011 03:59 PM, m...@junc.org wrote: On Tue, 18 Jan 2011 10:13:22 +0100, J4 wrote: I have Dovecot LDA so Sieve might well be a good idea, but I would like to inform the sender that the Email was dropped as spam, and avoid backscatter. I don't think I can do this with Sieve/Dovecot

Re: Fwd: Re: Q about short-circuit over ruling blacklisting rule

2011-01-18 Thread Martin Gregorie
On Tue, 2011-01-18 at 09:00 -0500, Bowie Bailey wrote: On 1/18/2011 4:13 AM, J4 wrote: I have Dovecot LDA so Sieve might well be a good idea, but I would like to inform the sender that the Email was dropped as spam, and avoid backscatter. I don't think I can do this with Sieve/Dovecot

Re: Fwd: Re: Q about short-circuit over ruling blacklisting rule

2011-01-18 Thread J4
On 01/18/2011 04:20 PM, Martin Gregorie wrote: On Tue, 2011-01-18 at 09:00 -0500, Bowie Bailey wrote: On 1/18/2011 4:13 AM, J4 wrote: I have Dovecot LDA so Sieve might well be a good idea, but I would like to inform the sender that the Email was dropped as spam, and avoid backscatter. I

Re: Fwd: Re: Q about short-circuit over ruling blacklisting rule

2011-01-18 Thread Giles Coochey
On 18/01/2011 16:20, Martin Gregorie wrote: On Tue, 2011-01-18 at 09:00 -0500, Bowie Bailey wrote: If you're thinking of detecting spam at SMTP time you should consider greylisting. When my ISP implemented it the spam I get dropped immediately from 80% of my mail to 8%, where its remained ever

Re: Fwd: Re: Q about short-circuit over ruling blacklisting rule

2011-01-18 Thread Rejaine Monteiro
Em 18-01-2011 13:26, Giles Coochey escreveu: I enabled Greylisting for a while. Unfortunately - I found that the MTAs my MTA communicated with responded in unreliable ways. Some MTAs would not try any of my MX records (all using the same Greylisting db) for at least a day, while others would

Re: Q about short-circuit over ruling blacklisting rule

2011-01-18 Thread David F. Skoll
On Tue, 18 Jan 2011 13:37:40 -0200 Rejaine Monteiro reja...@bhz.jamef.com.br wrote: I'm not prepared to wait 24 hours for mail servers to successfully send me mails - it's the equivalent of sealing my letterbox on Mondays, Wednesdays and Fridays for me, and I want near-real time email

Re: Q about short-circuit over ruling blacklisting rule

2011-01-18 Thread Giles Coochey
On 18/01/2011 16:46, David F. Skoll wrote: On Tue, 18 Jan 2011 13:37:40 -0200 Rejaine Monteiroreja...@bhz.jamef.com.br wrote: I also gave up using greylist due to the same problems. I find that very surprising. We've used greylisting for years and have never noticed such problems. (We

Greylisting delay (was Re: Q about short-circuit over ruling blacklisting rule)

2011-01-18 Thread David F. Skoll
On Tue, 18 Jan 2011 16:55:42 +0100 Giles Coochey gi...@coochey.net wrote: The legitimate mail that passes through my mail server comes from hosts / networks I might not hear from again for months, by which time I have to potentially wait 24 hours for the greylisting / mail server to try

Re: Fwd: Re: Q about short-circuit over ruling blacklisting rule

2011-01-18 Thread J4
On 01/18/2011 04:20 PM, Martin Gregorie wrote: On Tue, 2011-01-18 at 09:00 -0500, Bowie Bailey wrote: On 1/18/2011 4:13 AM, J4 wrote: I have Dovecot LDA so Sieve might well be a good idea, but I would like to inform the sender that the Email was dropped as spam, and avoid backscatter. I

Re: Fwd: Re: Q about short-circuit over ruling blacklisting rule

2011-01-18 Thread Bowie Bailey
On 1/18/2011 11:12 AM, J4 wrote: Right - I've moved the SA scanning to the front of postfix, and it scans accordingly and adds headers. What is odd, is that :- It seems that the AWL white-lists the email addresses that were black-listed. Additionally, the shortcircuit should have

Re: Fwd: Re: Q about short-circuit over ruling blacklisting rule

2011-01-18 Thread Patrick Ben Koetter
* J4 ju...@klunky.co.uk: I know this is off-topic but is there a way for a third party programme to silently drop spam from delivery? There are several: MimeDefang, Spamassassin-Milter and amavisd-new come to mind. MimeDefang and Spamassassin-Milter work as MILTERS (see: smtpd_milters

Re: Fwd: Re: Q about short-circuit over ruling blacklisting rule

2011-01-18 Thread Martin Hepworth
I tend to find AWL is a pain in a user population of more than 10 and disable it by default now. -- Martin Hepworth Oxford, UK On 18 January 2011 16:35, Bowie Bailey bowie_bai...@buc.com wrote: On 1/18/2011 11:12 AM, J4 wrote: Right - I've moved the SA scanning to the front of

Re: Fwd: Re: Q about short-circuit over ruling blacklisting rule

2011-01-18 Thread J4
On 01/18/2011 05:39 PM, Patrick Ben Koetter wrote: * J4 ju...@klunky.co.uk: I know this is off-topic but is there a way for a third party programme to silently drop spam from delivery? There are several: MimeDefang, Spamassassin-Milter and amavisd-new come to mind. MimeDefang and

Re: Fwd: Re: Q about short-circuit over ruling blacklisting rule

2011-01-18 Thread Martin Gregorie
On Tue, 2011-01-18 at 16:43 +, Martin Hepworth wrote: I tend to find AWL is a pain in a user population of more than 10 and disable it by default now. I found it was a pain with a user population of one and disable it automatically. Martin

Re: Fwd: Re: Q about short-circuit over ruling blacklisting rule

2011-01-18 Thread jk4
Disabled. Done :-O Martin Gregorie mar...@gregorie.org wrote: On Tue, 2011-01-18 at 16:43 +, Martin Hepworth wrote: I tend to find AWL is a pain in a user population of more than 10 and disable it by default now. I found it was a pain with a user population of one and disable it

Re: Fwd: Re: Q about short-circuit over ruling blacklisting rule

2011-01-18 Thread Patrick Ben Koetter
* J4 ju...@klunky.co.uk: This is pretty much what I would like to achieve, the reason I decided not to use Dovecot Sieve (apart from me being incapable of setting it. ;) ). Parse the SPAM during the SMPT session and use only RAM: Perfect. I would still like to notify the

Re: Fwd: Re: Q about short-circuit over ruling blacklisting rule

2011-01-18 Thread J4
On 01/18/2011 06:51 PM, Patrick Ben Koetter wrote: * J4 ju...@klunky.co.uk: This is pretty much what I would like to achieve, the reason I decided not to use Dovecot Sieve (apart from me being incapable of setting it. ;) ). Parse the SPAM during the SMPT session and use

Re: Fwd: Re: Q about short-circuit over ruling blacklisting rule

2011-01-18 Thread Patrick Ben Koetter
* J4 ju...@klunky.co.uk: On 01/18/2011 06:51 PM, Patrick Ben Koetter wrote: * J4 ju...@klunky.co.uk: This is pretty much what I would like to achieve, the reason I decided not to use Dovecot Sieve (apart from me being incapable of setting it. ;) ). Parse the SPAM

NOW: spamass-milter postfix Debian (WAS: Q about short-circuit over ruling blacklisting rule)

2011-01-18 Thread J4
On 01/18/2011 07:54 PM, J4 wrote: On 01/18/2011 06:51 PM, Patrick Ben Koetter wrote: * J4 ju...@klunky.co.uk: This is pretty much what I would like to achieve, the reason I decided not to use Dovecot Sieve (apart from me being incapable of setting it. ;) ). Parse the SPAM

SOLVED Re: Fwd: Re: Q about short-circuit over ruling blacklisting rule

2011-01-18 Thread J4
On 01/18/2011 08:33 PM, Patrick Ben Koetter wrote: * J4 ju...@klunky.co.uk: On 01/18/2011 06:51 PM, Patrick Ben Koetter wrote: * J4 ju...@klunky.co.uk: This is pretty much what I would like to achieve, the reason I decided not to use Dovecot Sieve (apart from me being incapable of

Re: NOW: spamass-milter postfix Debian (WAS: Q about short-circuit over ruling blacklisting rule)

2011-01-18 Thread J4
On 01/18/2011 08:41 PM, J4 wrote: On 01/18/2011 07:54 PM, J4 wrote: On 01/18/2011 06:51 PM, Patrick Ben Koetter wrote: * J4 ju...@klunky.co.uk: This is pretty much what I would like to achieve, the reason I decided not to use Dovecot Sieve (apart from me being incapable of setting it.

Re: NOW: spamass-milter postfix Debian (WAS: Q about short-circuit over ruling blacklisting rule)

2011-01-18 Thread Patrick Ben Koetter
* J4 ju...@klunky.co.uk: GTUBE test message from http://gtube.net/gtube.txt produced:- Jan 18 21:06:45 logout postfix/cleanup[30304]: 7F8DE8232B: milter-reject: END-OF-MESSAGE from smtp-auth.no-ip.com[204.16.252.94]: 5.7.1 Blocked by SpamAssassin; from=j...@klunky.co.uk to=t...@abc.info

Re: NOW: spamass-milter postfix Debian (WAS: Q about short-circuit over ruling blacklisting rule)

2011-01-18 Thread J4
On 01/18/2011 09:18 PM, Patrick Ben Koetter wrote: * J4 ju...@klunky.co.uk: GTUBE test message from http://gtube.net/gtube.txt produced:- Jan 18 21:06:45 logout postfix/cleanup[30304]: 7F8DE8232B: milter-reject: END-OF-MESSAGE from smtp-auth.no-ip.com[204.16.252.94]: 5.7.1 Blocked by

Re: Greylisting delay (was Re: Q about short-circuit over ruling blacklisting rule)

2011-01-18 Thread Rolf E. Sonneveld
On 1/18/11 4:58 PM, David F. Skoll wrote: On Tue, 18 Jan 2011 16:55:42 +0100 Giles Coocheygi...@coochey.net wrote: The legitimate mail that passes through my mail server comes from hosts / networks I might not hear from again for months, by which time I have to potentially wait 24 hours for

Re: Greylisting delay (was Re: Q about short-circuit over ruling blacklisting rule)

2011-01-18 Thread David F. Skoll
On Tue, 18 Jan 2011 22:18:33 +0100 Rolf E. Sonneveld r.e.sonnev...@sonnection.nl wrote: RFC821/RFC2821/RFC5321 points out that a client has to wait a minimum of 30 minutes before a retry attempt should be made, That's fine. I don't care if an email from someone I've never heard from before is

Re: Greylisting delay (was Re: Q about short-circuit over ruling blacklisting rule)

2011-01-18 Thread Gary Forrest
Hi All To answer David's post, extract from our scanning system for today. *Jan 18 01:53:19 sendmail[8404]: p0I1rIDg008404: from=debenhams5-boun...@shopdebenhams.com, size=43048, class=0, nrcpts=1, msgid=debenh...@shopdebenhams.com, proto=ESMTP, daemon=MTA,

Re: Greylisting delay (was Re: Q about short-circuit over ruling blacklisting rule)

2011-01-18 Thread David F. Skoll
On Tue, 18 Jan 2011 22:18:20 + Gary Forrest ga...@netnorth.co.uk wrote: Interesting 2 of our 3 scanning heads use a grey list system that uses /32 addresses as part of the process, these two servers have 100's of emails delayed for well over a day. Our 3rd scanning head uses a grey list

Re: Greylisting delay (was Re: Q about short-circuit over ruling blacklisting rule)

2011-01-18 Thread Rolf E. Sonneveld
On 1/18/11 11:02 PM, David F. Skoll wrote: On Tue, 18 Jan 2011 22:18:33 +0100 Rolf E. Sonneveldr.e.sonnev...@sonnection.nl wrote: RFC821/RFC2821/RFC5321 points out that a client has to wait a minimum of 30 minutes before a retry attempt should be made, That's fine. I don't care if an email

Re: Greylisting delay (was Re: Q about short-circuit over ruling blacklisting rule)

2011-01-18 Thread Warren Togami Jr.
On 01/18/2011 12:31 PM, David F. Skoll wrote: On Tue, 18 Jan 2011 22:18:20 + Gary Forrestga...@netnorth.co.uk wrote: Interesting 2 of our 3 scanning heads use a grey list system that uses /32 addresses as part of the process, these two servers have 100's of emails delayed for well over a

Re: Greylisting delay (was Re: Q about short-circuit over ruling blacklisting rule)

2011-01-18 Thread David F. Skoll
On Tue, 18 Jan 2011 23:37:07 +0100 Rolf E. Sonneveld r.e.sonnev...@sonnection.nl wrote: I agree with you, looking at my own personal situation. However, many mail admins (and maybe you too) are responsible for the e-mail handling of many (tens/hundreds/thousands) of users. Most users have

Re: Need Volunteers for Ham Trap

2011-01-18 Thread Dave Pooser
On 1/18/11 12:52 AM, Warren Togami Jr. wtog...@gmail.com wrote: I am seeking volunteers to help me build and administrate a ham trap. The idea is to subscribe a list of unique e-mail addresses to various retailers, airlines, government and other legitimate bulk mail senders. The possible

Re: Need Volunteers for Ham Trap

2011-01-18 Thread Warren Togami Jr.
On 01/18/2011 03:25 PM, Dave Pooser wrote: On 1/18/11 12:52 AM, Warren Togami Jr.wtog...@gmail.com wrote: I am seeking volunteers to help me build and administrate a ham trap. The idea is to subscribe a list of unique e-mail addresses to various retailers, airlines, government and other