Attachment blocking with spoofed addresses and DMARC

Quanah Gibson-Mount quanah at
Fri Apr 15 17:45:13 CEST 2016

--On Friday, April 15, 2016 9:41 AM -0700 Quanah Gibson-Mount 
<quanah at> wrote:

> --On Friday, April 15, 2016 6:29 PM +0200 "A. Schulze"
> <sca at> wrote:
>> Do your customer use the same amavis instance for submission an inbound
>> MX?
>> Then "warn_banned_file_sender" should be enabled only on a policy bank
>> dedicated to submission.
> Thanks, that would be exactly it.  I'll file an internal bug for tracking
> this, thanks!

Although I think you mean "warnbannedsender". ;)  I don't see anything 
named warn_banned_file_sender in Amavis.



Quanah Gibson-Mount
Platform Architect
Zimbra, Inc.
Zimbra ::  the leader in open source messaging and collaboration
A division of Synacor, Inc

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