Am 16.03.2014 01:53, schrieb Karl Klein: > when I run the security test on http://www.emailsecuritygrader.com, I always > get a "-" > for "AUTH Required (port 587)". To get a "+", the descriptions says: > "Your system requires authentication (AUTH) on port 587 before the MAIL FROM > command is issued"
that is pure nonsense the reason is http://www.postfix.org/postconf.5.html#smtpd_delay_reject and finally don't blindly follow random tools with no clue how do you debug anything without no information in your logs?