Date: Wed, 3 Jul 1996 17:39:52 -0400 (EDT) From: "Pedro F. Giffuni S." <pgiffuni@biblioteca.campus.unal.edu.co> To: Gary Palmer <gpalmer@FreeBSD.ORG> Cc: stable@FreeBSD.ORG Subject: Re: Please, please...(and a lab) Message-ID: <Pine.A32.3.91.960703172836.19098C-100000@biblioteca.campus.unal.edu.co> In-Reply-To: <11300.836432541@palmer.demon.co.uk>
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On Wed, 3 Jul 1996, Gary Palmer wrote: > smrsh is part of sendmail 8.7.x, although we don't install it by > default. I believe there is eevn a m4 configuration file option to > default to smrsh, but I can't remember offhand. Try looking in either > -stable or the sendmail 8.7.5 distribution for more information. > > Gary > -- > Installing it by default is worth it: the same crackers (I assume) also broke into AIX4.1, and Solaris 2.4, both considered secure mailers by CERT, and the local admins closed every other potential door; rsh, rlogin, tftp, finger, etc... I am experimenting, before I reinstall the system: I am using tcp_wrappers to cut all local (.co) and unknown mail. Of course that meant running sendmail in inetd. I even cutted out the mail from one machine to see if they can get through...its the only way of learning:) best regards, Pedro.
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