[afrinic-anti-spam-discuss] Deploying SPF

[Hari Kurup]

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Graham Beneke wrote:

> Personally - the benefits of SPF far outweigh the headaches of
> forwarding. The number of users affected by broken forwarding is
> marginal when compared the number of users getting benefit from SPF.

SPF does not provide benefits for combating spam. It addresses mail
forgery which is something else.

> I know that Gmail already has SRS in their forwarding engine (can't
> comment on any other providers). The MAILFROM is rewritten with the
> original MAILFROM encoded into the local part and then the domain is
> changed to @gmail.com and thus SPF passes on Gmail's record.

And then if for whatever reason the mail is bounced, gmail has to
receive the bounce, rewrite and forward it back to the original sender.
*sigh*

- --
Hari
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