[TUHS] Who is running their own mail server and what do you run?
bakul at bitblocks.com
Thu Sep 21 09:57:13 AEST 2017
What is needed is an SMTP "Brita" filter!
crud+legit email => smtp filter => legit email
This then goes to your usual MTA. Steve, this may be
the killer app for plan9!
On Wed, 20 Sep 2017 23:54:34 +0100 "Steve Simon" <steve at quintile.net> wrote:
"Steve Simon" writes:
> My spam filtering is all plan9 based but the ideals are all portable.
> Greylisting and delaying a few secs before starting the SMTP
> conversation are my most successful filters, After this comes
> SPF and using spamhaus to validate the senders IP.
> I reject some silly domains like localhost.com and usernames like
> user and test.
> I also have a list of regexps which match the reverse dns
> addresses of adsl blocks which catch many spam bots.
> The regexps sound like a lot of work but I have some scripts to
> analyse my logs and suggest patterns, so its just a click or two
> I can block somthing like:
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