[CentOS] sendmail security
Les Mikesell
lesmikesell at gmail.com
Wed Sep 20 12:49:19 UTC 2006
On Wed, 2006-09-20 at 05:12, abhishek singh wrote:
> yes i am using SMTP Authentication , but when i m
> doing telnet to my server on 25 port so i am able to
> send mail by unknow user that in in not my mail server
> like
>
>
> mail from: <abs at domain.com>
>
> this command is showing Sender is ok while its not
> user in my mail server.after that
The stock Centos configuration should reject everything
that doesn't come from the localhost unless you make
changes to /etc/mail/access to permit it. Are you
doing this test from the local host?
--
Les Mikesell
lesmikesell at gmail.com
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