[Mimedefang] action_drop_with_warning and refuse to sender

Dianne Skoll dfs at roaringpenguin.com
Fri Aug 24 22:05:47 EDT 2018


On Fri, 24 Aug 2018 23:35:54 +0200
Marcus Schopen <lists at localguru.de> wrote:

> That might me right in most of the cases. But if you do a "silent"
> reject, this has to be communicated very clearly to the recipient, as
> well as rejecting at a spamassassin score of >= 5. This is nothing you
> can decide on your own as postmaster, just because it makes sense.

It's not silent.  The sender will get a delivery failure notification.

[...]

> I agree that most detected virus mails (I use clamav) are virus mails.
> But I myself got some valid emails from Amazon, which were marked as
> "Heuristics.Phishing.Email.SpoofedDomain" and therefore those emails
> were rejected.

Ah, well.  Don't use those dangerous signatures.  Were those official
ClamAV signatures or third-party signatures?  Also, I'd check the virus
name and maybe quarantine rather than bounce on "Heuristics" hits.

Regards,

Dianne.



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