Questions tagged [spamassassin]
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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Most Incoming Emails are not being processed by SpamAssassin
Incoming emails are mostly unchecked by SpamAssassin, although we can see in the headers that they were checked with Amavisd-new for viruses.
We've tried many things to fix it, including asking ...
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Multi-message anti-SPAM filter in SpamAssassin
My vendor's database has been stolen and I started to receive spam messages in a huge amount. It is being sent by spambots / spam scripts, so sender and recipient email addresses are always fake. The ...
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migrate learned ham/spam from rspamd to SpamAssassin
As whitelisting by sender domain is very unreliable in rspamd and the developer on GitHub doesn't give a damn (the post in discussion is only being ignored, opening an issue for it since it clearly ...
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procmail's logging helped me get one account's .procmailrc working, but two other accounts don't work and don't log); having difficulty diagnosing
As a site that has a number of users who are "technologically challenged", and as the system mangler, it's fallen on me to solve the spam problem for us all. So, SpamAssassin's doing a fine ...
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Using spamassassin + dovecot/postfix, how do you block messages from a blacklisted address instead of route to junk folder?
I have set up an email server using a wizard tool, although I was hoping to alter the default behavior configuration such that when I receive emails from addresses I explicitly blacklist, those ...
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Postfix/Spamassassin/Milter error
I set up a postfix email server following an article series from the linux babe for my company and it seems to be working fine with a couple of exceptions. In the maillog I am seeing the following ...
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Spamassassin not scoring correctly
I have Spamassassin running on a Ubuntu/Plesk server. It was working relatively well until recently but now seems to be letting through random spam messages.
These messages seem to trigger plenty of ...
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Ubuntu 20.04 Server spamassassin/spamd "internal error, python traceback seen in response." No additional info. How to debug and fix?
On Ubuntu server 20.04, I am running spammassassin/spamd, postfix/dovecot. In my mail logs at /var/log/mail.log I am getting a spamd
internal error, python traceback seen in response
error as shown ...
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How to disabled X-Spam header rewrite in WHM?
I need some help with the settings on my cpanel WHM. I want to disable the options to stop rewriting the X-Spam in the header. When I send the spam emails for a test, I'm getting this:
X-Spam-Subject: ...
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How to whitelist our own outgoing emails from being blocked in amavis/spamassassin using Spamhaus' block lists?
Just after we implemented spam filtering on our Postfix server using spamassassin-dqs through amavisd-new we drastically reduced received spam, but to our surprise our own outgoing e-mails are being ...
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RCVD_IN_DNSWL_BLOCKED in SpamAssassin as it doesn't use local DNS
I'm not sure what I have wrong here. It used to work on Ubuntu 18.04, but doesn't on 20.04 it seems. I have unbound DNS server setup:
unbound-control status
version: 1.9.4
verbosity: 1
threads: 1
...
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spamassassin complaining twice a week: cannot open file
Our postfix/spamssassin complains irregularly but at lease twice a week via mail with the following message:
/etc/cron.daily/spamassassin:
Cannot open file /var/lib/spamassassin/3.004002/...
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Spamassassin ignores spam in multi-part email
Sometimes my email server gets multi-part emails where the embedded email is detected as spam, but the containing email gets a score of 0. So the message is marked as SPAM but not moved to the ...
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spamhaus sbl error 3.64.1.98 — configuration/replacement?
For I don't know how long — maybe a decade — I've had the following in my postfix configuration:
smtpd_client_restrictions = reject_rbl_client sbl.spamhaus.org,
reject_rbl_client blackholes....
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Email goes to spam even with valid SPF, DKIM and DMARC records, dynamic rDNS on AWS instance
I have an instance on AWS and fighting with sending emails through cPanel.
All records are OK (checked on MX toolbox): SPF, DKIM, DMARC at the cPanel level and the WHM level (hostname). Even rDNS is ...
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Prevent Exim from sending spam
I have an Exim server for our application and I noticed malicious users registering with our app to send bulk spam.
I know that Exim has the ability to integrate with SpamAssassin to prevent the ...
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How to tell if spamc in .procmailrc is reading user_prefs?
I have some mail accounts on a Postfix server on Ubuntu 18.04 that have the following in the .procmailrc files in their home directories:
# LOGFILE=$HOME/procmail.log
SHELL=/bin/sh
:0fw
| spamc
:0
* ...
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spamass-milter[1403]: Could not retrieve sendmail macro "i"!. Please add it to confMILTER_MACROS_ENVFROM for better spamassassin results
I am running an Ubuntu 20.04 based LEMP server on a Raspberry Pi. Installed on it is postfix/dovecot/amavis/spamassassin. When I look at my mail.err logs by running the following command:
cat /var/log/...
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Using both SpamAssassin and postscreen in Postfix
I'm trying to set up an MX server using Postfix, postscreen and SpamAssassin.
According to the SpamAssassin documentation, I have to add -o content_filter to the smtp service in master.cf. This works ...
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DKIM_INVALID in Spamassassin only for emails sent from other emails in the same server
I have postfix/dovecot running with spamassassin on Centos.
PROBLEM:
The VPS acts as a mail server
Spamassassin edits the email subject and adds [SPAM}
Ms. Outlook on Windows moves those emails to ...
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Qmail bounce using spamassassin
I have a qmail / spamd / clamd server and it’s recently started bouncing emails with a code 553. Spamhaus is sayings it’s an open relay problem on their message to the user. Has anyone come across ...
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SpamAssassin rule for emails with multiple TO email addresses?
I'm getting pummelled my spammers who are sending emails that don't really score for some reason:
X-Spam-Score: 5
X-Spam-Bar: /
X-Spam-Report: Spam detection software, running on the system "...
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unknown domain "pl.d.sender-sib.com" and "gmail.com" under /var/vmail/ on ubuntu server 20.04 running postfix/dovecot/spamassassin/amavis
I am running postfix/dovecot with spamassasin and amavis on Ubuntu server 20.04. I am also using this server as an LEMP Wordpress server. I have configured everything (email wise) according to ...
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SMTP relay with FQDN, but SpamAssassin marks FSL_HELO_NON_FQDN_1 and HELO_NO_DOMAIN
my mail provider (posteo.de) offers an FQDN during the HELO/EHLO exchange (e.g. mout2.posteo.de) – which is seen by policyd-spf (s. below) – but SpamAssassin on a receiving server marks the relay as ...
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spamassasin unable to read Japanese when it is html encoded
I would like to block some emails which contains certain Japanese words, but spamassassin fails to detect such words when the email is HTML encoded, for example:
This is a multi-part message in MIME ...
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SpamAssassin: custom rules and score
For my mailserver, i want do add some custom rules and scores for spamasassin DKIM and SPF checks.
Currently i use following custom settings:
score DKIM_SIGNED 0
score DKIM_VALID -1
score ...
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645
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Postfix not accepting recipient address: connect to private/policy: Connection refused
I thought I'd be clever and add amavis/spamassassin/clamav to my working Postfix installation. I got it working and then made a change. Walked away, had a beer, then found out I'd mucked up. This is ...
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How it works content_filter in Postfix using spamassassin and clamav ( filtering order )?
How it works content_filter in case where is used spamassassin and clamav ?
Here is example for one content_filter: http://www.postfix.org/FILTER_README.html
And I see that sendmail command cant use ...
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454
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Rule to deal with fake "reply-to" field
It would be impossible to be anymore of a newbie than I am dealing with SA and rules etc..etc.. I am having an issue and have searched high and low on the net and I get some info that sort of seems to ...
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156
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sendmail /etc/mail/access REJECT based off of keyword and TO: field
someone placed my email to a weird list and i get 100s of messages each day.
I want to block the word "Unsubscribe" in all body emails address to me@example.com
To:me@example.com error:...
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Amavis and Spamassassin error with '.pre' files (using iRedMail)
I installed iRedMail which would install amavis and spamassassin. When I test sending and receiving email, I have an error in the /var/log/mail.log, I see this line of error:
postfix/amavis/smtp[...
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How to match Japanese in spamassassin?
I live in Japan. Recently there has been a lot of spam coming from China with messages written in Chinese. As spamassassin does not contain rules for Chinese, most of those emails pass with low score.
...
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Wouldn't setting the DNS server to 127.0.0.1 prevent my system from actually resolving remote hosts? I found this answer
Wouldn't setting the DNS server to 127.0.0.1 prevent my system from actually resolving remote hosts?
My business email server has the DNS set to the ISP given DNS servers. My Spamassassin is giving ...
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2
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How do I prevent the SPF_HELO_NONE warning when sending from Postfix?
When using a tool like https://dkimvalidator.com/ to verify configuration of DKIM, SPF, DMARC, etc. for sending mail from a web server, I get a warning like this:
0.0 SPF_HELO_NONE SPF: HELO does not ...
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"FORGED_RELAY_MUA_TO_MX" how to fix it?
We using exchange 2013 for are long time, but someday I try test my mail server (at https://www.mail-tester.com/) and fond some errors, most of it I fix, but left some.
Most what I do not ...
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Postfix, Dovecot and Spamassassin unexpectedely fill-ups my disk usage
I am on VPS using CentOS 7, LAMP using Postfix, Dovecot and Spamassassin with Rainloop as my email client. When I have started Postfix using:
systemctl enable postfix
systemctl restart postfix
...
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256
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sa-compile update error with rule compilation
I have an install of Ubuntu 18.04.5 and I'm trying to update the sa-compile (version 3.4.2) package because I have a file server set up on it which uses spamassassin (version 3.4.2). Every time I try ...
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How to disable SoughtRules in SpamAssassin
I'm running SpamAssassin 3.4 via Amavisd 2.12, installed with yum from EPEL on Amazon Linux 2. According to the SpamAssassin Confluence wiki (here and here), SoughtRules should be disabled, but ... I ...
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Postfix/spamassassin not delivering to alias when specifying user executing spamc
I have installed SpamAssassin and configured it to read preferences from sql. I realised that it wasn't reading the user's preferences, and checking the logs I saw that all requests sent by the spamc ...
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Compare url link and url text in email body and reject as SPAM
Email body:
... <a href="url">text</a> ...
Is it possible check if text is url in email body, then compare url and text and reject as SPAM if they differ?
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558
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Enabling X-Spam-Report in SpamAssassin
I tried to enable header X-Spam-Report in local.cf:
report_safe 0
Per instructions this should cause adding this header to emails. Yet the header is not there.
How can I fix that?
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Postfix: How to malware & spam scan outgoing SMTP SASL auth users?
Although I have found two answers to this, I can't work out how to actually implement them, and at least one of them doesn't actually answer the question. So if anyone has any experience to share I'd ...
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41
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postfix + spamasassin on outgoing email
For domain company.com,
I have server with postfix + dovecot + spamassassin.
Currently spamassassin works just before dovecot:
dovecot unix - n n - - pipe
flags=DRhu ...
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2k
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Spamassassin working but not learning? Bayes-filter accuracy is not improving
I have a mailserver with a working spamassassin installation (postfix, dovecot, amavis, clamav, spamassassin on debian).
Everything is working great. Spamassassin is filting out Spams and I get the ...
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159
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Spamassassin keeps marking as spam despite low score
I have postfix with Spamassassin and spamass-milter configured.
E-mails with score higher than 4.0 are supposed to be treated as a spam and be rejected.
Here is my local.conf
rewrite_header Subject ***...
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230
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Postfix to Spamassassin, then to PHP script
Explanation
I have been using a pipe as follows to pipe incoming mail to my laravel app, but check if for spam first. The following is being used as a virtual transport
myhook unix - n n - - pipe
...
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1
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2k
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Amavis adding SPAM marker in Subject, but mail is not spam
I have a Debian 10 server with posfix, amavis and spamassassin.
Another server managed by me sends every day a mail containing no content and only a gif as attachment. I have whitelisted the from ...
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731
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Mails filtered twice by spamassassin
I have a server with postfix, amavis and spamassassin.
In the spamassassin local.cf file, I changed the default header subject marker for spam from *****SPAM****** to [SPAM] because it is more compact....
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51
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Strange permission issue for SpamAssassin in LXC container
My mailserver set-up is quite old, but did its job for many years. With the last major update from Debian 9 to 10, SpamAssassin stopped working. Today I took the time to search for reasons, and I do ...
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561
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Setting SpamAssassin's Bayes_path per user and dovecot
I have dovecot, Spamassassin and postfix running. I started to use sa-learn to get better and more precise spam identification and filtering.
I have not set the Bayes_path preference on my local.cf ...
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