SpamAssassin is a computer program released under the Apache License 2.0 used for e-mail spam filtering based on content-matching rules.

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Blocking and deleting e-mail

I have a server running EXIM and I was wondering if there was a way to block e-mail from going out should a member load over 1000 e-mails in to the queue and then automatically delete them.
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1answer
36 views

SpamAssassin: Spending responsability for user blocks

Currently 99% of my clients have their sites on hosts that use CPanel. In CPanel, there is available tool SpamAssassin (spam filter), where I manage the blocks of my clients, adding addresses to the ...
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0answers
152 views

Postfix to Spamassassin on local host using public IP

I have 2 VPSes running Debian Squeeze. Both were set up pretty much identically. They are named Sam and Taz. Taz, as far as e-mail goes works almost perfectly. Sam has had issues. Originally I posted ...
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1answer
76 views

is it possible to completely disable spamassassin using spamassassin user_prefs

I am loading spamassassin user_prefs using user_scores_* sql-functions. There are many users in my system who don't want to use spamassassin at all. Is there an option to do so? I know I could set ...
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1answer
1k views

AMaViS: missing X-Spam-Status header

I set up a mail server with Dovecot, Postfix and AMaViS on Debian Squeeze following the tutorial on workaround.org (ISPmail tutorial for Debian Squeeze). It uses virtual domains and stores the ...
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1answer
51 views

SpamAssassin Presets

We're currently migrating our mail from a manually administered RHEL box to a CPanel box, which I'm so excited about I will probably weep a little when it finally happens. As part of the migration, I ...
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2answers
417 views

Configuring Postfix, Spamassassin and Procmail to put spam in a dedicated folder

I'm not sure if SF is the good place for that, so sorry if it's not the case. I'm administrating a Debian server for our company's emails and I'm trying to have the emails flagged as spam by ...
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0answers
916 views

Postfix address resolver failure & loopback to root

Ubuntu Linux 12.04.1 With LAMP stack. The goal is to setup a web server that can send mail via the PHP mail() function, which uses localhost. The mail must then be relayed to an ISP domain ...
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30 views

What's wrong with this SpamAssassin rule?

body LOCAL_SHORT_BODY /^.{2,120}$/ score LOCAL_SHORT_BODY 0.4 describe LOCAL_SHORT_BODY Short body I included this in my local.cf, and gave it a low score as it's not really a great indicator of ...
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2answers
218 views

Which configuration is loaded after sa-update?

I use amavisd-new 2.6.5 and SpamAssassin 3.2.2 (on ubuntu 12.04). I just ran for the first time the sa-update command. I see that there is new files in ...
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1answer
225 views

Our outgoing emails from a shared hosting provider (Bluehost) are returned because the server is listed as SPAM SERVERS

I am getting very frustrated with this web hosting provider -- Bluehost.com. We have several small business sites hosted with them. We also use email accounts provided by the Bluehost for our outgoing ...
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2answers
390 views

SpamAssassin (spampd) ignoring user_prefs

I have an Ubuntu (12.10) server running postfix and SpamAssassin. I've set up spampd following these directions on the SpamAssassin wiki: http://wiki.apache.org/spamassassin/IntegratePostfixViaSpampd ...
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1answer
249 views

Postfix sendmail sets original recipient

I have a postfix + dovecot with a spamassassin doing some content filtering on the postfix side. The problem is that with a recent update the originally available sendmail binary was replaced with the ...
2
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1answer
302 views

Is there a reason why DKIM signs every mail twice [closed]

I've configured my postfix/amavisd-new/spam-assassin setup after this tutorial https://help.ubuntu.com/community/Postfix/DKIM. But now the problem is that all mails I send are double signed with two ...
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6answers
734 views

Prevent outgoing spam

What are some ways to prevent spam from leaving your servers should a hosting account get compromised? Have a bunch of clients on a server with cpanel but wondering if there was a way to just ...
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1answer
137 views

exim or dovecot plugin or filter to put body preview to header [closed]

Is there any filter which would allow me to have the plain or html text body synopsis (preview) in the mail header as well? Like SpamAssassin does for spam emails (it inserts X-Spam-Report header with ...
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1answer
242 views

SA with or without amavis-new - whats faster?

Currently i have working setup of postfix with virtual users which uses amavis (with SA and clamav) to filter messages. The problem is, i need to allow every user to be able to adjust their SA ...
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1answer
54 views

Skip spamassassin processing if a certain email is present

Is there a way to tell Spamassassin to skip a mail, in case a certain header is present, so it leads to an unmodified output of the original mail? So that no Spamassassin-Headers are added, no ...
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0answers
120 views

How to test SpamAssassin and spam filters

Which is the best way to test SpamAssassin's functionality and configured Spam filters? I'm aware of the Generic Test for Unsolicited Bulk Email. but I would like to have a "real" Spam test that ...
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1answer
587 views

Why does SpamAssasin mark emails as SPAM due to RCVD_IN_PBL RBL?

My email is being marked as SPAM by SpamAssasin. The problem is score 3.3 (among others): 3.3 RCVD_IN_PBL RBL: Received via a relay in Spamhaus PBL * [212.95.7.48 listed in zen.spamhaus.org] I ...
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1answer
163 views

Exim and spamassassin custom rule

i have exim and spamassassin (used by exiscan) installed and running, but i want to add custom rule which will add some points to emails if "to" and "envelope-to" are not identical. I added following ...
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1answer
354 views

E-mail address spoofing by spammers - how to block it in Postfix/Spamassassin?

I run a Postfix mail server using Spamassassin as after-queue filter. It works quite well, but sometimes I get spam from the network that has correct MAIL FROM: address, but also contains, in DATA: ...
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1answer
77 views

How to whitelist a domain while blocking forgeries using that domain?

How do you deal with the case of: wanting to whitelist a domain so that emails from it won't get eaten, but not having emails forged to appear to be from that domain get bogusly whitelisted ...
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1answer
315 views

Amavis and Spamassassin wont pass spam as spam with second domain

I'm currently setting up amavis and spamassassin with postfix. So far Spamasassin blocks and bounces Spam. if i set $final_spam_destiny to D_PASS the mail gets through, but the $sa_spam_subject_tag ...
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2answers
120 views

DNS: MX listing points to google apps and A listing to my own server. Can I send emails from my own server without being classified as spam?

Linux DNS networking question: If an MX record points to IP address 111.111.111.111 and A record of a domain points to 222.222.222.222, can I still send emails from 222.222.222.222 on the behalf of a ...
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2answers
1k views

How to create default subfolders using procmail with Maildir (and postfix) that work with MUA's?

I have a procmail setup and want to have a Spam folder that works with MUA's. I found this tutorial http://www.cyberciti.biz/faq/how-do-i-move-spam-mail-to-spam-folder/ but it doesn't work as ...
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6answers
951 views

Email Deliverability on Yahoo is very poor. Any suggestions please?

All other ISPs (Google, AOL, Hotmail) are fantastic, hitting 98-100% in the inbox. Yahoo is very random, and lately our deliverability has dropped drastically. All IPs are senders certified by Return ...
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1answer
295 views

Postfix looping back to itself for a relay domain

I cannot send email to anyone at a certain domain, except to a particular recipient. Here is what I am seeing in the quarantine/cache logs for an email sent by Maia (a quarantine program) to a user ...
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2answers
562 views

SpamAssassin sending legit emails to spam, despite sender being whitelist

I can not for the life of me figure out why emails from a "white-listed" sender are still getting very high scores from SpamAssassin and not being delivered. The email headers are: From ...
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1answer
912 views

Any way I can send Spam to my mail perimeter in a controlled way for testing?

I just set up a Postfix/Procmail/SpamAssassin server but I am not convinced that it is really doing much filtering. I have gotten it to recognize the SpamAssassin special Spam code that produces a ...
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1answer
160 views

Configure spamassassin to mark very similar messages as spam

Users on my server have been receiving spam, consistently, for some time now. I have most of spamassassin's plugins enabled, and I have made sure to enable verbose logging, where I can see that all of ...
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3answers
2k views

Postfix + procmail - delivery fails because “can't create user output file” - on CentOS 6.2

I verified that my postfix installation / relaying setup worked. Now I am having trouble with procmail. I have it wired to postfix with the following command: mailbox_command = /usr/bin/procmail -f ...
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0answers
65 views

Spamassassin create rule to reject mail if sender address is same as reciver

How to do it? I am SAwin32 (spamassassin for windows) beginner.
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1answer
1k views

I need advices: small memory footprint linux mail server with spam filtering

I have a VPS which is originally destined to be a webserver but some minimal mail capabilities are needed to be deployed as well, including sending and receiving as standalone server. The current ...
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0answers
153 views

Plesk: Spamassassin ignores emails to redirected accounts

When I set up email redirects within Plesk 9.5, Spamassassin ignores all emails sent to the redirected address and only scans emails that are sent directly to the address which has a mailbox. Steps ...
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1answer
55 views

Spamassassin disable spam information raports

I use SAWin32 (AKA SpamAssassin for Win32) with Microsoft Exchange 2000. My users are receiving the following information concerning incoming messages that may be spam: "This mail is probably spam. ...
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1answer
888 views

Spamassassin? update channels?

I know this was asked here: but things seem to have changed. It appears that the old SARE rules are listed as broken The recommended SOUGHT channels seem to be down and DNS is broken for ...
3
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1answer
569 views

Quarantined mail retrieval from SpamAssassin/ClamAV/Postfix

We run a mail relay service in a multi tenant deployment for clients. We started doing this because commercially available relay services were silly money when compared to the costs of building one ...
5
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3answers
4k views

Why does gmail flag my server emails as spam?

I recently moved my server to a new slice at slicehost and since, gmail has been flagging my email as spam. I have added domain keys, created a SPF record, have reverse dns setup, and my ip is not ...
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1answer
314 views

What is a valid target for Spam Assassin's sa-learn?

I'd like to train my Spam Assassin with some spam that it's missed, however I'm confused. With sa-learn I could target: raw message text-message (body) html (body) What one of those options is ...
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173 views

How do I read the Smarter Mail -delivery log's SPAM CHECK line?

Some of them read like this: 23:08:45 [01038] Spam check results: [_SPAMASSASSIN: 12:25] And some of them read like this: 22:02:38 [01034] Spam check results: [_SPAMASSASSIN: 0:0] 22:17:48 [01035] ...
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2answers
814 views

In Exim, is RBL spam rejected prior to being scanned by SpamAssassin?

I've recently been battling spam issues on our mail server. One account in particular was getting hammered with incoming spam. SpamAssassin's memory use is one of our concerns. What I've done is ...
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1answer
563 views

spamassassin via procmail: .procmailrc moves spam messages, but /etc/procmailrc doesn't

I am trying this example to set up spamassassin via procmail globally. It successfully adds the X-Spam headers, but it does not move messages to the spam mboxes. However, using this example locally, ...
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1answer
149 views

Spamassassin filter mail with attachment

I would like to add a spamassassin rule based on if a message coming from a particular sender has an attachment or not. Is there a way to filter messages from a certain sender so that mails without ...
3
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2answers
1k views

Strip SpamAssassin headers before processing

I have a server running cPanel/WHM with exim and SpamAssassin. I've been noticing an issue where emails coming in with forged spamassassin headers bypassing some of the filtering. I want to strip out ...
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2answers
309 views

Spamassassin/Exim (incorrectly) blocking mail from localhost as spam

On our server we've got a problem with spamassassin/exim4 blocking email from our mailing list software as spam. This because (usually) the headers the software (ecartis) adds add points to make it go ...
3
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2answers
2k views

Recommended way to implement Postfix 'before-queue' SpamAssassin filtering?

After some discussions with colleagues and the relevant depts. in my office, I have come to the conclusion that for my Postfix server, I must implement a 'before-queue' filtering. The reason is that ...
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1answer
50 views

Moving spam from filter to mail server

I was wondering if its possible to take messages quarantined by a Spamassassin box and move it to the users spam folder residing on an email server. In my case I would want to move mail from an ...
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1answer
2k views

Mailscanner and amavisd-new comparison

I'm going to implement a mailfiltering gateway for my company. I'm going to use Postfix, with a PostgreSQL back-end. The question would be: how to best implement the antispam measures. Mailscanner ...
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1answer
686 views

Webmin/ SpamAssassin doesn't appear to be 'learning' from forwarded examples of spam

I have spamtrap@ and hamtrap@ addresses set up on my mail server and forward examples of spam to the spamtrap address. I was hoping that after a few examples, SpamAssassin would 'learn' to identify ...