19 Feb
2014
19 Feb
'14
1:20 a.m.
as i said, much of the crap coming through, 10-20 times normal, does not have dkim. i suggest that focusing on dkim is a red herring. and yes, i know how dkim works.
If that is the case, there must be someway to configure to reject if the dkim signature is invalid.
5.0-0.8 is a large valus, at least in this area.
You could always block their ip in the ...
their? you are presuming a single soure.
You could also add a rbl query to your mail server config to spamhaus.
have had that for years randy