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Questions tagged [rspamd]

29 questions
4
votes
1 answer

postfix + rspamd: postfix does not resolve virtual alias

I have a postfix mail server based on Arch Linux. I used the usual configuration: mysql virtual_* (mailbox, alias, domain) and amavisd filtering (content_filter = smtp-amavis:[127.0.0.1]:10024). I would like to try the rspamd and I think I've set…
Laszlo Malina
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3
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1 answer

Why does rspamd consider an odd number of URIs in an email to be an indicator of spam?

Rspamd has many email spam heuristics, and one of them is URI_COUNT_ODD. This heuristic seems to just count how many URIs are in the body of the email, and adds 1 to the score if the number is odd. What is the rationale behind this?
kuilin
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2
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1 answer

DKIM on aliased domains with rspamd and postfix

I'm having trouble DKIM signing my outgoing emails when they're sent from an alias domain. That is, when I'm authenticated with user@domain1.com sending as user@domain1.com or somebodyelse@domain1.com my emails are correctly DKIM-signed, but if I…
Arthur Alkmim
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2
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1 answer

How to whitelist individual email address with rspamd

How can a specific from address be whitelisted using rspamd? The address I have in mind is someone@hotmail.com so I certainly don't want to whitelist the whole hotmail.com domain since it is the source for a lot of rubbish. Although the from address…
mbrampton
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2
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2 answers

Postfix - Rspamd + amavis

Currently I have Postfix with Amavis, Spamassassin, Clamav and all the bells and whistles up and running. I would like to add RSpamd to the configuration, I don't want to replace Amavis, just keep them running side by side, marking spam messages in…
InToSSH
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2
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1 answer

Do not reject mails with rspamd 1.7+

I want to gradually fade out my spamassassin setup, replacing it with rspamd and I am currently one step away from activating the milter that will actually forward mails to my rspamd instance. Before I do that I would like to test if rspamd is…
tr9sh
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Why/When are some rejected mails not listed in rspamd history

I am seeing mails which are greylisted/rejected by rspamd according to the postfix log which are not shown in rspamd's GUI history. I have two questions: Which are the general cases when mails are not listed in the history? Do you have an idea why…
wedi
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1
vote
2 answers

Back up Rspamd Spam/Ham databases

I use Rspamd to filter my emails from spam. The spam filter has already been trained with more than 300.000 emails. Is there a way to save this "knowledge" or transfer it to another system?
br0ken.pipe
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rspamd mx_check module flags all mx as invalid

I am currently installing rspamd 1.7.9 on a Debian 9 server. Everything is working except the mx_check module. It always results in MX_INVALID. I already tried increasing the timeout, but I don't think it is a timeout issue. Enabling debug for the…
MuhKuh
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1
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rescore spam corpus with rspamd

I recently tried to rescore my spam/ham corpus with rspamds rescoring mechanism (see the example in "Corpus test and rescore tool"), but unfortunately this ends in a runtime error. My current minimal test-case is the following: echo test >…
tr9sh
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1
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1 answer

Postfix - Send spam to different email address

I've researched for an answer to this question and can't find anything. I have Postfix running on Debian Stretch. I will soon be setting up Rspamd. Here's the logic of what I want to have happen when spam arrives: Postfix receives a message from…
pkSML
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0 answers

How is an SMTP-Client supposed to behave if he receives an Error from the Server?

Consider the following SMTP-Session: 220 mx.example.com ESMTP Postfix EHLO example.com 250-mx.example.com 250-PIPELINING 250-SIZE 10240000 250-ETRN 250-STARTTLS 250-ENHANCEDSTATUSCODES 250-8BITMIME 250-DSN 250 SMTPUTF8 MAIL FROM:<> 250 2.1.0 Ok RCPT…
Subito
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1 answer

Postfix refuses to connect to rspamd on CentOS

I have my mailserver setup configured based on this guideline (German), with the possibly important detail that I use CentOS 8 as a base OS instead of Debian. Everything works fine, except that I cannot manage to integrate rspamd into my setup. If I…
dlkmp
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1
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1 answer

How to correctly read the burst and rate for Rspamd Ratelimit?

What is the following rate limit bucket means in /etc/rspamd/local.d/ratelimit.conf? bucket = [{ burst = 10; rate = "30 / 1min"; }] Does it mean like the following? The bucket capacity is 10 email. And when there are 30…
busythomas
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1 answer

postfix server on VM - mail relay

I've setup a mail server according to this setup: https://thomas-leister.de/en/mailserver-debian-stretch/ The documentation itself looks quite good to me - is well explained and seems to work... almost. setup The server itself is a VM that runs on…
Alexander
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