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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11 views

relearn bayes autolearned spam when mails already processed by exchange

I'm using postfix with amavis and spamassassin to filter out spam before relaying everything to an exchange server. Regularly I got mails which weren't catched by spamassassin, even worse, they were ...
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1answer
23 views

Spamassassin RDNS_NONE matches, but there is a RDNS

I got a a little problem - spam assassin's RDNS_NONE-rule matches on my outgoing mails but there is a RDNS set for all hosts, that are in the delivery-chain. If I send an Email to ...
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0answers
38 views

How can I spam-filter outgoing email on a postfix server?

I'm in the process of setting up a solid mail system. It's my second time setting up something like this, so I already have a basic understanding of how to approach certain topics. I'm using postfix ...
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3answers
83 views

Configuration of spamassassin on Fedora 21 with Postfix

I was unable to find any help anywhere on installing spamassassin on a modern Fedora system. All the advice out there is old and doesn't apply - so far as I found anyway. The official documentation ...
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0answers
20 views

Postfix server routing outbound mail through spamassassin

I had a Postfix smtp server configured and working properly with Spamassassin and OpenDKIM functioning normally when I decided to also enable Postscreen. In doing so, all my outgoing emails are now ...
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0answers
31 views

Automatically rescan email with SpamAssassin after it has been received

For the past months, the amount of spam I've been receiving has been driving me crazy. Despite running SpamAssassin (with RBL checks) on my Exim4 mailserver, a lot of it has been finding its way to ...
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1answer
17 views

Spamassassin cannot write files to disk

I am running spamassassin on Ubuntu 14.04 as root. When I am calling any of the methods, such as Check or ReportSpam, I am also passing in another user that the check should be run as. However I get a ...
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1answer
31 views

Blocking spam with SpamAssassin [duplicate]

I have a server that runs websites and exim for e-mail. I've added countless RBLs including barracuda to try and cut back on incoming spam. However, they still keep coming in. The clients use ...
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1answer
49 views

Amavis spamassassin per-user configuration without using a database

Is it possible to configure amavisd-new to let a per-user configuration for spamassassin without using a DBMS? I have a home directory for each user and would like to store their SA preferences and ...
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1answer
59 views

Spamassassin is conflicting with postifx

I am trying to install spamassassin. But it seems to be conflicting with POSTFIX. When I restart spamassassin I get the following error code: /usr/sbin/postconf: fatal: file /etc/postfix/master.cf: ...
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1answer
48 views

How filter catchall email account based on recipient address [closed]

// Background info I am building a chrome plugin that forwards private messages from websites to your email and allows your email replies to be returned through the various sites private message ...
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1answer
984 views

amavis cronjob throwing an error out of nowhere

Can someone explain why amavis cronjob is suddenly trowing the following error? Cron <amavis@bee> test -e /usr/sbin/amavisd-new-cronjob && /usr/sbin/amavisd-new-cronjob sa-sync rules: ...
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1answer
111 views

How to redirect spam to a different email address (spamassassin/postfix)

I have setup postfix and spamassassin on Ubuntu 14.04. I would like to set it up such that if the score of a message is above 5.0, it goes to one email account on my mailserver. If it's less that ...
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2answers
245 views

Postfix configuration with Dovecot, MySQL, and SpamAssasin

I am relatively familiar with Debian and have been trying to setup a mail server with this tutorial. Now i have gone through all the comments provided on the website to try route out the problem but ...
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0answers
70 views

Installation of Razor failed on Ubuntu

I have a Ubuntu Server 12.04.5 LTS, with SpamAssassin 3.3.2. I try to install Razor2 for SpamAssassin by following this tutorial. Razor version 1:2.85-4build1 is installed with the following command: ...
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2answers
58 views

Order emails from online shop not delivered due to SPF errors

I have my domain served by two servers with different IP addresses: one for main website and another for online shop. When a customer places an order, among other things, an email is being sent to an ...
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0answers
38 views

Spamassassin filter when local domain in return path from external sender

We've been noticing a significant amount of spam lately from external domains, but the message has a local domain name or email address in the return path header. Example, a spam message sent to ...
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1answer
58 views

Error Message from DnsResolver.pm after removing IPv6

After removing IPv6 (to get KVM working) from /etc/network/interfaces, I'm getting lately the following error: error creating a DNS resolver socket: Network is unreachable at ...
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1answer
100 views

SPF issue with SpamAssassin

I have an internal management app for a small company, written in Python and running on a Linode VPS, with which users can send occasional emails to their customers. The emails are quite ...
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1answer
84 views

What Does 'HELO_LH_HOME' Means In Spamassassin's result?

I'm trying to send emails from PHPMailer using php on my IIS server. But My emails are going to spam, So I've used spamassasin to detect what is wrong? and here is the result: pts rule name ...
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1answer
45 views

is there a way to discard all mail sent to a user

I started to get some spam mails to a unique user, and that user does not exist in our system. so I want that all mail for that nonexistent user gets discard. is this possible? [update] my ...
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1answer
99 views

URIBL_BLOCKED on Ubuntu 14.04 Server with working Dnsmasq

I've set up a small mail server which includes Spam Assassin. Everything seems to work great except one. SA docs suggest installing a caching DNS server to keep some RBLs from blocking the server over ...
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2answers
655 views

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
149 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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1answer
464 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
61 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
154 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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1answer
187 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
96 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
109 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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2answers
671 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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271 views

RDNS_NONE from spamassassin result, when it should be positive

When trying to do a spam test on mail-tester.com, SpamAssassin is giving me RDNS_NONE result. Can't quite figure out why! The result I get: -1.274 RDNS_NONE Delivered to internal network ...
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0answers
522 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
84 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
40 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
2k 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
169 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
185 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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0answers
64 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
104 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
48 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
136 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
175 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
882 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
907 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
166 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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0answers
10 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
140 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
271 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
143 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 ...