Best way to whitelist mailing lists

Roy Hooper
Tue Sep 3 14:18:46 UTC 2002

> > From: Tim Wicinski <>
> > ...
> > env_From: <>
> >
> > I was wondering if it would make more sense to use the 'HELO' field or
> > the IP address (if it's a regular mailserver and not a chain of them).
> Those make sense, but the mail_host value found in the dccm log files
> might be better.

Wildcard or Regex whitelist options might help in this situation, or
additional whitelist checks on the domain portions of env_From, env_To, and


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