Jeremy Turner wrote:
On Wed, 2003-01-15 at 18:32, SpamTalk wrote:Lots of peple on the postfix mailing list have done this. I do somethign similiar, but for performance reasons I build a map file of valid users once a day from ldap & check that. But it's in postfix that the checks are done. It's much better denying email BEFORE it even gets sent to you rather than afterwards.
I think Exim might also have the capability.I believe it does have this capability. I've been meaning to test it
out.
What I would like to see is the ability of the gateway to use LDAP to[...]
validate the recipient exists so that messages for non-existent users are
rejected.
The next step is to keep statistics for a "X strikes and you are out" milterSounds like an MTA thing, not really a SpamAssassin thing. I would
to deny access completely for X minutes when they hit too many bad addresses
or have a 0 ham to X spam ratio.
point you to your favorite MTA for more info.
Has anyone done off-server LDAP user validation like this?No but it sounds like a great concept.
H
Jeremy
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