Being hammered with viruses

Martin Hepworth maxsec at gmail.com
Wed Apr 26 05:48:09 UTC 2017


Also graylisting on the inbound connection

Along with postfix doing unknown recipient rejection

Martin

On Tue, 25 Apr 2017 at 18:47, Michael Huntley <michael at huntley.net> wrote:

> True.  I only trust the three rbls I use - I do realize spamcop may hit on
> a false positive from time-to-time.
>
> I wonder -
>
> Danita what are your various smtp/helo/client restrictions within postfix?
> Cheers,
>
> mph
>
> On 2017-04-25 10:38, Peter H. Lemieux wrote:
>
> I don't enforce RBLs at the SMTP level for fear of false positives.  I let
> SpamAssassin consult the RBLs instead and score them accordingly, That does
> mean such messages will need to be handled by MailScanner and not blocked
> at the doorstep though.
>
> Peter
>
>
> On 04/25/2017 01:33 PM, Michael Huntley wrote:
>
> Danita -
>
> In postscreen do you have any rbls?
>
>
>
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>
> --
-- 
Martin Hepworth, CISSP
Oxford, UK
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