Re: [Security-Discuss] Problems of SPAM with Postfix

Anton J Aylward CISSP CISA <[email protected]>
Newsgroups gmane.linux.mandrake.security.general
Organization System Integrity
Message-ID <[email protected]>
On Tue, 2004-06-08 at 10:38, Tommaso Leonardi wrote:
> Thankyou for your help, but i still don't understand one thing: what is 
> exactly an open relay? And is it a good thing to have one?

Its usually considered a Bad Thing(tm) these days
http://en.wikipedia.org/wiki/Open_mail_relay
http://en.wikipedia.org/wiki/Stopping_e-mail_abuse

I'd also recommend that you peruse 
http://www.securitygroup.org/pedia/
for security issues
In this case, see http://www.securitygroup.org/pedia/SMTP#Open_relay
and the last line of http://www.securitygroup.org/pedia/Spam

-- 
Anton J Aylward CISSP CISA <[email protected]>
System Integrity
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