HI,
we actually have exchange 2013 and recently we found that we could use our mail server as an open relay to send mail via telnet.
Consequently viewing this as a treat, we urgently need to remove this access.
Any one knows to share?
HI,
we actually have exchange 2013 and recently we found that we could use our mail server as an open relay to send mail via telnet.
Consequently viewing this as a treat, we urgently need to remove this access.
Any one knows to share?