FYI:

Another method for growing my whitelist_from ...

I use Outlook Express...I have checked "automatically add reply addresses to
address book".

Then I periodically dump my addressbook as CSV and create a whitelist_from
list from the users I have replied to. I do this manually so I can pick only
certain users as some replies have been one-off's.

Seems to work pretty well.

jpf
<[EMAIL PROTECTED]> wrote in message
news:[EMAIL PROTECTED]
>
>
>
>
> I have had great success with a home-grown anti-spam system using
>
>  - sendmail
>  - some RBLs
>  - scripts to search our sendmail logs for addresses we have sent to,
since
> they are presumably people we want to hear from
>  - scripts to search our LDAP accessible (Notes) database of customers,
who
> we also love to hear from.
>
> All this data is in sendmail's /etc/mail/access.db.
>
> These whitelisting processes were the key to eliminating false positives
> being reported by users.  The key is that if you send someone mail, you
> probably want to hear back.  Plus users often solve their own problems -
if
> someone sends us mail that gets bounced, then our user will often try to
> send them mail as a test, which of course whitelists the original sender,
> and eliminates the call to our help desk.
>
> I have added MimeDefang and SpamAssassin, and am getting even more spam
> caught.  Thank goodness, since we just lost Osirusoft!
>
> Is there any way to get a SpamAssassin rule to check /etc/mail/access.db?
> For now, I am generating a /etc/mail/spamassassin/whitelist.cf, but that
is
> a 20,000 line file.  With 600 users, this seem like a reasonable number
> reasonable to me.
>
> (OT: Does anyone know if this whitelist.cf is being reread each message,
or
> only each time I run "service mimedefang reread".)
>
> Wrolf Courtney
> Donovan Data Systems, Inc.
> (212) 633-5470
>
>
>
> -------------------------------------------------------
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