From owner-freebsd-questions Thu Jan 23 7:40:44 2003 Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 7A25D37B401 for ; Thu, 23 Jan 2003 07:40:42 -0800 (PST) Received: from andromeda.68k.org (callisto.teisoft.com [12.109.66.145]) by mx1.FreeBSD.org (Postfix) with ESMTP id C3BC843F43 for ; Thu, 23 Jan 2003 07:40:41 -0800 (PST) (envelope-from ayn@andromeda.68k.org) Received: from andromeda.68k.org (ayn@localhost [127.0.0.1]) by andromeda.68k.org (8.12.6/8.12.6/Debian-6Woody) with ESMTP id h0NFefPi010999 (version=TLSv1/SSLv3 cipher=EDH-RSA-DES-CBC3-SHA bits=168 verify=OK); Thu, 23 Jan 2003 10:40:41 -0500 Received: (from ayn@localhost) by andromeda.68k.org (8.12.6/8.12.6/Debian-6Woody) id h0NFeeBx010997; Thu, 23 Jan 2003 10:40:40 -0500 Date: Thu, 23 Jan 2003 10:40:40 -0500 From: Andrew Y Ng To: Jan Voelker Cc: freebsd-questions@FreeBSD.ORG Subject: Re: spam relay Message-ID: <20030123154040.GB32636@AndrewNg.com> References: Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="gatW/ieO32f1wygP" Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.3.28i X-GPG-Fingerprint: 46A1 29FF 893A 0381 DC81 1E1E BED8 E882 9BFC 594C X-GPG-Info: gpg --keyserver pgp.mit.edu --recv-keys 9BFC594C Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG --gatW/ieO32f1wygP Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable i had a similar problem with my open relay (setup for the convenience of my own users) back in college. here was what i did: * FEATURE(access_db, hash -o /etc/mail/access) * FEATURE(rbl) I'm sure it's pretty outdated, so I went to sendmail.org and found: anti-relaying page: http://www.sendmail.org/tips/relaying.html anti-spam cfg control: http://www.sendmail.org/m4/anti_spam.html hope this helps! /ayn On 0, Jan Voelker wrote: > All, >=20 > I think this is more freebsd related than just sendmail, but please forgi= ve > if I'm wrong, >=20 > I have a server with virtual hosts using freebsd 4.0 and sendmail 8.9.3 >=20 > and find the server domain user mail flooded with messages , definitely > spam messages, >=20 > that appear to be relayed by "nobody@home.mydomain.com" >=20 > I put "nobody@home.mydomain.com 550" in /etc/mail/access and did makemap, >=20 > and this stops the emails. I'm not comfortable doing this even though it > works because as you can see, >=20 > I have a general idea what I want to do but, really dont know proper way = to > handle this. >=20 > any advise would be great! >=20 > thanks >=20 > Jan > =20 > Jan >=20 > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-questions" in the body of the message --=20 andrew y ng http://andrewng.com independent computer consultants http://aynassociates.com --gatW/ieO32f1wygP Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.1 (GNU/Linux) iD8DBQE+MAz4vtjogpv8WUwRAjJ5AKCAgDrwRGXXyD/FzMCy/H4eIG9ypQCgjobk Bw8HTwUp02IzYOKoahZnhNQ= =nuFo -----END PGP SIGNATURE----- --gatW/ieO32f1wygP-- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message