Questions tagged [amavis]

Amavis (or amavisd) is an open source content filter for electronic mail, implementing mail message transfer, decoding, some processing and checking, and interfacing with external content filters to provide protection against spam, viruses and other malware.

Amavis is an open source content filter for electronic mail, implementing mail message transfer, decoding, some processing and checking, and interfacing with external content filters to provide protection against spam, viruses and other malware. It can be considered an interface between a mailer (MTA, Mail Transfer Agent) and one or more content filters. It can be considered an interface between a mailer (MTA, Mail Transfer Agent) and one or more content filters.

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How to configure DKIM verification in amavisd-new

I'd like how where (and how) to configure amavisd-new + postfix to reject e-mails that fail DKIM verification. In every guide and piece of documentation that I've read so far, the concern seems to be limited to signing outgoing e-mails, and not at…
AbVog
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How to reliably configure custom Spamassassin rules with Amavisd (on Ubuntu)

I've used Amavisd with Spamassassin for years... my configuration used to 'work' (though it may never have been "right") now, it appears as if /etc/spamassassin/local.cf configuration is ignored when spamassassin functionality is invoked by…
aSteve
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Amavis - How to blacklist using regex, from an external file

I currently have this line in my amavis user config file: # BLACKLIST read_hash(\%blacklist_sender, '/etc/amavis/blacklist'); It works fine with entries such as: .baddomain.net .spam-galore.net But I'm wondering how to use regular expressions…
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Outlook: Is it possible to define a filter rule comparing a number in a header field?

In the mail I receive in Outlook, some service provider has set up a SPAM filter with a comparatively low level, tagging the subject with [SPAM] when the message is not SPAM in several cases. In the past we had used Sophos Pure Message locally with…
U. Windl
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Postfix is forwarding/relaying spam

I have an Ubuntu 16.04 machine with Postfix 3.1.0 and virtual mailboxes (iredmail). I'm using postscreen (with a local Bind server), Amavis with ClamAV and SpamAssassin. The amount of received spam is pretty low. The problem is, that the server…
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amavis: [virus_name_to_spam_score] is empty when using certain clam database

I have a weird behavior regarding virus_name_to_spam_score. I’m using 2 custom Clamav DB. Here are the logs when using SaneSecurity where we can see that everything is working fine: Jun 12 10:57:53 prd-mail-1 amavis[4428]: (04428-01) run_av…
ca_maer
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Am I an Open Mail relay? Cent OS with Postfix, Dovecot,

After some time I build up an E-Mail Server again. I looked up different tutorial to do it right. I did it right or at least I can send and receive E-Mails. The most important thing for me is that the server is safe. Safe as I don't receive spam,…
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amavisd-release cannot release message from quarantine

I have amavisd-release version 2.002 when trying to release email from spam quarantine i have to type secred_id but i have no sql amavisd quarantine - only local amavisd-release spam-id.gz 450 4.5.0 Failure: Secret_id is equired, but missing at…
Kenny
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