Re: [newbie] securing postfix

2003-05-31 Thread Mark Weaver
[EMAIL PROTECTED] wrote:
Is there anything that one needs to do to secure postfix out-of-the-box
configuration in 9.1? I need to allow relaying to run mailing lists, but
I don't want to become a relay for spammers.
Thanks,
Todd
Todd,

Go to this page. It has all you'll ever want to know about securing a 
Postfix server.

http://pfortin.com/Linux/PostFix/

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Mark
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and expecting different results." - Albert Einstein
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Linux User Since 1996
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[newbie] securing postfix

2003-05-29 Thread dontodd
Is there anything that one needs to do to secure postfix out-of-the-box
configuration in 9.1? I need to allow relaying to run mailing lists, but
I don't want to become a relay for spammers.

Thanks,
Todd

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Re: [newbie] securing postfix

2003-02-01 Thread Derek Jennings
On Saturday 01 Feb 2003 9:47 pm, Bryce wrote:
> I'm using postfix to relay mail to my cable host.  Right now, security
> isn't a problem since I'm behind a firewall.  However, that may change
> soon, with this box being the Firewall, and I'm worried I'll have an
> open relay.
>
> What is the procedure for securing Postfix so only the LAN (eth1) can
> send mail?
>
> Thanks in advance,
>
> bryce


By default Postfix will only relay for hosts on the same subnet.
To make sure then in /etc/postfix/main.cf set your trusted subnets

mynetworks = 192.168.1.0/24, 127.0.0.0/8

derek

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[newbie] securing postfix

2003-02-01 Thread Bryce
I'm using postfix to relay mail to my cable host.  Right now, security
isn't a problem since I'm behind a firewall.  However, that may change
soon, with this box being the Firewall, and I'm worried I'll have an
open relay.

What is the procedure for securing Postfix so only the LAN (eth1) can
send mail?

Thanks in advance, 

bryce



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