[linux-elitists] Spam filters
jason at jasonjgw.net
Thu Mar 26 20:54:42 PDT 2009
Matthew Palmer <mpalmer at hezmatt.org> wrote:
>The difficulty, in my eyes, for a working global reputation system is
>identity. If you can just dump a bad identity, then it's no barrier to a
>spammer. If you start a new identity at "Evil Spammer" and need to "level
>up" from there, then bootstrapping is a pain.
DKIM helps to some extent, which is why I have implemented it for my domain
and my e-mail.
The only aspect that isn't clear to me concerns the changing standards for
declaring a signing policy.
Is the following correct?
_adsp._domainkey TXT "dkim=all"
This is supposed to declare a policy of signing all outgoing mail from this
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