- Original Message -
From: Masoumeh Izadi iz...@iranet.ir
To: postfix-users@postfix.org
Sent: Wednesday, May 30, 2012 1:14 PM
Subject: Telnet not authenticating
Hi;
We have a postfix Email server . when someone telnet to port 25 on our
server, it is possible to send email from any
Hi;
We have a postfix Email server . when someone telnet to port 25 on our server,
it is possible to send email from any ID user1@ anydomain to any user2@
mydomain
telnet x.x.x.x 25
ehlo localhost
mail from:user@anydomain
sender OK
rcpt to: user@mydomain
recipient OK
The question
* Masoumeh Izadi iz...@iranet.ir:
Hi;
We have a postfix Email server . when someone telnet to port 25 on our
server, it is possible to send email from any ID user1@ anydomain to any
user2@ mydomain
Yes, just like I can send you an email. How am I supposed to
authenticate against your
On May 30, 2012, at 6:14 AM, Masoumeh Izadi wrote:
We have a postfix Email server . when someone telnet to port 25 on our
server, it is possible to send email from any ID user1@anydomain to any
user2@mydomain
When an SMTP client connects to port 25 of your server, it is also possible to