submission message quota

Marc Roos M.Roos at
Thu Aug 20 10:05:09 EEST 2020


mailfromd should also be able to do this. Going to apply this soon 

-----Original Message-----

To: dovecot at
Subject: Re: submission message quota

Am 20.08.2020 um 08:29 schrieb Gerry:
> Hello,
> I am trying to come up with a way to have individual quotas per user 
> for the submission service. Similar to what I could achieve with 
> Postfix and policyd.
> More specifically, the quota I am most interested in, is limiting the 
> number of messages a single account can send within a given timeframe.
> Ideally, I'd also like to limit the number of total recipients within 
> a given timeframe, to mitigate the loophole of adding multiple 
> recipients to a single message.
> Example: account Y is allowed to send 500 messages per 60 minutes, 
> with a maximum of 2000 recipients overall.
> What would be the best path to take?
> Thanks!
> Gerry
If postfix is handling your submission service you can have a look at 

I use it to limit sending of emails, recipients, etc, etc


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