SUMMARY: secure mailing list?

From: David Stern (
Date: Wed Nov 24 1999 - 08:51:43 CST

Original query:
> I'm looking for a way to set up a mailing list that only some people
> can send to. The obvious answer would be sw like majordomo but I'm
> restricted as to what I can install on this particular machine. OTOH,
> procmail is already installed. One idea was to set up .procmailrc something
> like
> :0
> * ^From:.*root@goodhost
> | `cat /etc/testlist`
> but this has severe limits regarding number of users this will support.
> (The list size is slightly under 100).
> I suppose I could write a script that procmail triggers based on where the
> message came from. The real question is, is there some easy way to refer
> to a mail list thru mailx ie mailx -s "test" testlist.dis <somefile
> ^^^^^^^^^^^^
Thanks to

who suggested that Smartmail is built on top of procmail and can handle
this. Likewise, this could be done in other scripting ways thru calls
directly to sendmail. And as we all know, sendmail can be easily spoofed.

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