>-- Mensaje Original --
>From: Jeff Lasman <jblists@xxxxxxxxxxxxx>
>To: cobalt-users@xxxxxxxxxxxxxxx
>Subject: Re: [cobalt-users] How to stop SPAM senders?
>Reply-To: cobalt-users@xxxxxxxxxxxxxxx
>Date: Mon, 05 May 2003 09:05:16 -0700
>
>
>wcstaff wrote:
>
>> I would first turn on pop b4 SMTP mail relaying. Then they will not (or
>at
>> least it will limit) be able to send using your sendmial, without
>> verification. I would check the sendmail logs.
>
>Tom, I believe that you, like many of us, are under a slight
>misconception about how POP Before SMTP works.
>
>Many of us believe that POP Before SMTP makes a RaQ more secure, and
>that without it anyone can relay through the server.
>
>That's NOT true. By default fully patched RaQs are quite secure. Pop
>Before SMTP makes them less secure, in that it allows people to log in
>via POP to authenticate to allow themselves an arbitrary number of
>minutes to relay email through the server.
>
>With POP Before SMTP you CAN really, as long as you have an email
>account to verify with, and with POP Before SMTP your clients CAN relay
>spam and other email through your server. Without POP Before SMTP your
>clients CANNOT relay any email through your server.
>
>I hope this clears things up a bit.
>
>Jeff
>--
>Jeff Lasman, nobaloney.net, P. O. Box 52672, Riverside, CA 92517 US
>Internet & Unix/Linux/Sun/Cobalt Consulting +1 909 778-9980
>Our jblists address used on lists is for list email only
>To contact us offlist: "http://www.nobaloney.net/contactus.html";
>
>_____________________________________
>cobalt-users mailing list
>cobalt-users@xxxxxxxxxxxxxxx
>To subscribe/unsubscribe, or to SEARCH THE ARCHIVES, go to:
>http://list.cobalt.com/mailman/listinfo/cobalt-users
>
>--
>www.Argentina.com
>E-mail Profesional y Acceso a Internet UltraVeloz totalmente GRATIS en
>Buenos Aires, Rosario, Cordoba, Mendoza, Mar del Plata, Moreno, Merlo,
>La Plata, Pilar, Escobar, Campana y Zárate
>
--------
E-mail y acceso a Internet UltraVeloz totalmente GRATIS en Buenos Aires,
Rosario, Cordoba, Mendoza, La Plata y Pilar
http://www.Argentina.com
Nro. de acceso 5078-5000 Usuario: Argentina Password: Argentina
_____________________________________
cobalt-users mailing list
cobalt-users@xxxxxxxxxxxxxxx
To subscribe/unsubscribe, or to SEARCH THE ARCHIVES, go to:
http://list.cobalt.com/mailman/listinfo/cobalt-users
--
This message has been scanned for viruses and
dangerous content by MailScanner, and is
believed to be clean.