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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URIBL_BLOCKED despite caching nameserver

I run a mail server for two people, Ubuntu 10.04 LTS. I have Spamassassin running via Amavis/Postfix. In many messages, I am getting URIBL_BLOCKED in the X-Spam-Status headers, which indicates that ...
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2answers
19 views

Exim - block incoming mail from blacklisted IPS only

I would like to check for blacklists only for incoming e-mail. I have users who usually get dynamic IP's which are blacklisted so they are not able to send the e-mail if I turn the blacklist option ...
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22 views

Spamassassin rules explanation

Does anybody know a good explanation for spamassassin rules? I recently run into the issue of seeing the following spamassassin rules matching. But I could not find a proper explanation what this ...
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1answer
42 views

Spamassassin DKIM DNS issue

Here is the setup where I encounter my issues : My computer has the IP 10.6.2.5. There is a DNS server ns.isp6.lab with the IP 10.6.2.4 (I can reach it). My computer has Postfix + Dovecot + ...
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0answers
30 views

Spamassassin not respecting my blacklist

I've tried putting my blacklist_from and whitelist_from lines in ~/.spamassassin/user_prefs and in /etc/spamassassin/local.cf, but they appear to be ignored. This is from postfix's master.cf: smtp ...
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1answer
45 views

SpamAssassin filtering by Exim 4 with virtual user preferences

I would like to configure spam filtering with exim's built-in spam filter support in acl_check_data config section. The piping, exim header modification (to store result) works well. As well as ...
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0answers
39 views

How to bounce outgoing spam messages with postfix and spamassassin milter? [duplicate]

One of my email server users recently had their password compromised and resulted in my server briefly becoming a spam source. I finally managed to clear the blacklists and have implemented ...
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1answer
40 views

Postfix/spamassassin incoming mail not being filtered, but outgoing is

I have what I hope is a fairly normal home postfix setup. I fetch POP3 mail using fetchmail, which passes on to postfix via /usr/sbin/sendmail. In postfix's master.cf I added a spamassassin service, ...
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2answers
36 views

Is there a way to whitelist and address or domain in Postfix's helo_restrictions?

I'm using postfix helo_restrictions to blacklist some spam leaning domains. One of those is a service that provides email service to people who want email addresses with their domains, but don't want ...
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1answer
46 views

Client host rejected: cannot find your hostname + SMTP

I have a VPS configured with dovecot. Now for some of the mails that I send are rejected with the following error: Any Clues?
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0answers
31 views

Mac OS X mail server - automatically routing spam to junk folder

I am running Mac OS X Server (10.9) with the built-in Mail Server. We have SpamAssassin configured to identify junk mail. I've been asked to configure Mail to route mail which SpamAssassin identifies ...
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2answers
184 views

Spamassassin filter systematically produces negative (ham) scores for spam messages

I have problem with lots of spam. My server setup is VPS with CentOS 6.5 and Dovecot+Postfix+Spamassassin. Here is source of one of the messages: Return-Path: <nancy_mitchell@tagbook.co.nz> ...
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66 views

Enabling Bayesian filter with amavisd-new + Spamassassin

I run a Postfix mailserver on CentOS, and am trying to enable Spamassassin's bayes filter, but I seem to be missing something. We're running amavisd-new 2.9.1: Name : amavisd-new Arch ...
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1answer
30 views

Usefull to enter the same RBL's to Postfix and to spamassasin?

Does it make sense to enter the same RBL's in the postfix config under smtpd_recipient_restrictions and also in spamassasin? Would one not be enough? Thanks!
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1answer
29 views

Spamassasin: Check mailbox for spam

How can I have spamassasin check a mail folder for spam and move it into a different one. I've been getting a lot of spam recently and started implementing bayesian classifiers. I moved a bunch into ...
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2answers
398 views

Use postfix and spamassassin packages on CentOS 6 to reject SPAM - without custom users and scripts

Here is what I'm trying at my CentOS 6.5 Linux server: Installed postfix and spamassassin packages Configured Postfix - it works well (I omit details here) Added -x to the SPAMDOPTIONS in ...
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1answer
95 views

Mails going to spam. Please see the details [duplicate]

My hostname is properly set up. Host file has proper entries. Mail header shows SPF pass. IP is not balcklisted. Mail body is also fine. Only thing don't have is DKIM setup. Now I have got two ...
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1answer
83 views

Spam - individual user

I have a bit of an issue with a users inbox in that a lot of spam is getting through for him alone. We use Amavis/Postfix and SA in our mail setup. Config setup like this: Config: ...
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40 views

How do I configure SpamAssassin's Bayes filter to only consider message From and Subject?

My SpamAssassin setup does a fair job handling spam, but lately many spams have been getting through that simply don't match well to SA's filters. I have the Bayes filter enabled and have been ...
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2answers
66 views

How does amavis talk to spamassassin?

I'm going through all the amavisd-new config files, and I can't find anything that tells amavis to talk to spamassassin/spamd to get a spam score. The reason I ask is because I'd like to swap out ...
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1answer
21 views

SpamAssassin doesn't filter forwarded mails

I am forwarding emails from an external email account to an account on my own server. SpamAssassin works fine if I just receive mail normally. But all mail thats being forwarded from my external mail ...
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1answer
55 views

Remove X-SA-Exim Headers from out going emails

I am using EXIM4 on Ubuntu 12.04 with Spamassassin for sending emails. Any emails will be relayed through Amazon SES service. But I want to hide the bellow headers in outgoing emails. ...
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3answers
114 views

Suggested mechanisms for user-driven spam training?

I'm looking at having a way for my mail users to completely manage their own spam training. Before I get into it, my mail server details: Debian 7.5, postfix 2.9.6, dovecot 2.1.7, amavisd-new 2.7.1, ...
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1answer
257 views

How to test email spam scores with amavis?

I'd like a way to test a spam message to see its spam scores that SpamAssassin gives it. The SA db files (bayes_toks, etc) reside in /var/lib/amavis/.spamassassin. I've been testing emails by doing ...
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1answer
147 views

Amavis / spamassassin setup, how to disable quarantine and get default spamassassin behavior back?

I've set up my first mail server that uses amavis. First off, I don't really see the point in amavis if I don't care about viruses. I don't use clamav as it's a huge RAM hog. SpamAssassin has worked ...
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1answer
67 views

SpamAssassin coming back with zero scores

When I run tests (spamassassin -t) on obvious spam, I get results like this: Content analysis details: (2.0 points, 5.0 required) pts rule name description ---- ...
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6 views

Where is SpamAssassin's bayes_ files stored? (v3.3.2)

On an old server I ran, files like bayes_toks would be stored in /var/lib/spamassassin/.spamassassin. But on a Debian server I just set up, I can't find where this file is stored. Even mlocate found ...
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0answers
65 views

Spamassassin && Exim: redirect spam emails

I want to redirect all email, being marked as SPAM to special mailbox. Works with Exim4, SpamAssassin Server version 3.3.1 on CentOS 6.5. Rules from Exim in acl_check_data block: warn message = ...
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2answers
100 views

is there something similar like sa-learn-cyrus for dovecot?

I was looking whole morning and found nothing. I have a debian box running dovecot IMAP. I want to train the spamassassin with the users spam folders. is there something similar like sa-learn-cyrus ...
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1answer
79 views

Deliver fetchmail messages to two different MDA's

I'm running fetchmail on a AntiSpam server to get messages on user's junk folder to feed SpamAssassin bayesian filtering. It's been running nicely with the -m option in fetchmail to deliver the ...
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2answers
676 views

How can I reduce the damage of stolen mail accounts?

Currently I’m offering some webhosting to a few advertising agencies for their premium customers. But currently I have a great problem with the E-Mail Service. In the last week, the E-Mail Accounts of ...
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1answer
51 views

don't forwards spam mails with spamassassin

I have a mail server running postfix for my youth movement. I use the mailserver to create groups that everyone can mail to so the right persons receive this mail. It's a relay server. I noticed that ...
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0answers
55 views

spamassassin does not honour local.cf

I updated my /etc/spamassassin/local.cf spamassassin file to update some score rules. However, even after restarting spamassassin (via service), the new score are not shown in spam emails. In fact, ...
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0answers
59 views

Restrict IMAP access for a given account to only one IP address in Exchange 2013

I've created a "spam crawler" account with full access to all mailboxes in an Exchange 2013 environment to get messages in the junk folder to feed the Bayesian filtering running on SpamAssassin in a ...
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1answer
44 views

Error in amavisd.conf -missing curly or bracket

I'm currently trying to setup Spam and Virus Filtering on my CentOS 6.4 machine using SpamAssassin and ClamAV. I've installed all necessary packages (SA, ClamAV and Amavisd-new) and configurated them. ...
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41 views

spamass-milter and opendkim use tons of memory

I recently set up a mail server using postfix, dovecot, opendkim, spamassassin, and spamass-milter, and it works fine, but spamass-milter and opendkim are using lots of memory: Above: opendkim and ...
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81 views

Move spam from dovecot public folders

I have set up Dovecot with public folders on a CentOS 6-server, with sendmail and spamassassin. I'm getting a lot of spam in both public folders and in the users inboxes. I want spamassassin / ...
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42 views

How to check why SpamAssasin Bayes filter not working?

I have exim 4.77 with spamassasin 3.4.0 on Debian, I identify spams by myself and send to sa-learn, which seems working. But I have never receive spamscore by Bayes, I check the emails which ...
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54 views

SpamAssassin ASN Plugin

I've got spamassassin 3.4.0 setup to use Mail::SpamAssassin::Plugin::ASN. cpan confirms that it is installed, and dig confirms that I can get the ASN txt records from routeviews.org. My local.cf has ...
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50 views

SpamAssasin: Custom rules are not implemented, what could be the reason?

I am trying to add new custom rules for spamassassin but my rules are not being implemented. I've added rules to /etc/spamassasssin/local.cf: # CHECKING RULES FROM EMAIL score NO_RELAYS 0 score ...
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0answers
49 views

spamassassin not loading DKIM module

I kept noticing SA 3.3.1 giving DKIM invalid even though my webmail system performs an additional check using OpenDKIM that does return valid for some. I ran sa-update -D and got this: module not ...
8
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1answer
162 views

Is there a way to get spamassassin to score the top lines of a message body more heavily?

A lot of spam is getting through the filter on the mail server I run with the relatively simple trick of starting with few lines of (incredibly obvious) weight loss or other scam text at the top, ...
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119 views

Spamassassin: using specific DNS server for DNSBL lookups

High volume mailserver. I need 2 things operating simultaneously: local caching nameserver (BIND) rev dns server for DNSBL (SORBS) lookups The way I set it up for now is using RBLDNSD bound to ...
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2answers
54 views

Efficient way to get Postfix talk to SpamAssassin

Traditional methods of doing this on SA wiki talk about shell scripts as content filters. Well that's an additional fork syscall on every email and the volume that will flow through the machine is ...
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0answers
32 views

SpamAssassin: is there a way to get the urls that were found in blacklists?

Is it possible to make SpamAssassin show the urls that were found in blacklists? Example: when rules like URIBL_JP_SURBL or URIBL_WS_SURBL matches. I'm trying to search for a config directive that ...
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1answer
743 views

Filter spam emails from being forwarded by exim4

I was studying and searching 2 days about how to configure my exim/spamassassin/clamd configuration. I have the next situation: I have an email a@domain.com redirected to a@gmail.com. Unfortunately, ...
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80 views

SpamAssassin keeps crashing during cleanup of child pid due to SIGCHLD: interrupted, signal 2 (0002)

I am running SpamAssassin on an Ubuntu Server with a quad-core processor and 7.5GB RAM. I am running a Mail Server on a separate Windows Machine and this Mail Server passes messages to the ...
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1answer
71 views

Alert Postfix sender when outbound email is not delivered due to amavisd-new checks

I'm running Postfix 2.11 together with amavisd-new which works fine with spamassassin and clamav to prevent inbound/outbound spam and virus traffic. Right now i'm looking for a way to alert users ...
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1answer
144 views

change ehlo name of Amavis

Server: Ubuntu 12.04 64 bit Setup Postfix + Dovecot + Amavis with Mysql for Virtual domains. I have configured the postfix mailserver successfully. However when I test the Email with mail-tester.com, ...
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1answer
315 views

Postfix Spamassassin deferred queue massive error

I have been witnessing some massive problems with my Postfix email server, equipped with Dovecot, and spamassassin. The log files show errors like below, and there are thousands of such lines in the ...