:: Re: [DNG] meta: list
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Author: Jeremy Ardley
To: dng
Subject: Re: [DNG] meta: list

On 9/9/22 3:24 am, Simon Hobson wrote:
> Marjorie Roome via Dng <dng@???> wrote:
>> I configure strict postfix rules that incoming mail should have a
>> reverse DNS.
> I find grey-listing to be by far the most effective spam blocker.

I use postscreen rather than grey-listing. It does much the same delay
function as grey-listing but also does timing and protocol violation checks



It does require a few minutes thinking about your master.cf structure,
but that's a good thing anyway.