My postfix is letting me send emails through it without authentication. It has been setup to allow authentication, but it also allows non authenticated sending which I'd like to stop.
What config settings are the relevant ones in this situation?
Here is an output of postconf -n to help debug:
alias_database = hash:/etc/aliases
alias_maps = hash:/etc/aliases
command_directory = /usr/sbin
config_directory = /etc/postfix
daemon_directory = /usr/libexec/postfix
data_directory = /var/lib/postfix
debug_peer_level = 2
html_directory = no
inet_interfaces = all
inet_protocols = all
mail_owner = postfix
mailq_path = /usr/bin/mailq.postfix
manpage_directory = /usr/share/man
mydestination = $myhostname, localhost.$mydomain, localhost, $mydomain,
mydomain = hiddenforprivacy.org
myhostname = mail.hiddenforprivacy.org
myorigin = $myhostname
newaliases_path = /usr/bin/newaliases.postfix
queue_directory = /var/spool/postfix
readme_directory = /usr/share/doc/postfix-2.6.6/README_FILES
sample_directory = /usr/share/doc/postfix-2.6.6/samples
sendmail_path = /usr/sbin/sendmail.postfix
setgid_group = postdrop
smtpd_client_restrictions = permit_mynetworks, permit_sasl_authenticated
smtpd_recipient_restrictions = permit_sasl_authenticated, reject_unauth_destination
smtpd_sasl_auth_enable = yes
smtpd_sasl_path = private/auth
smtpd_sasl_type = dovecot
soft_bounce = no
unknown_local_recipient_reject_code = 550
virtual_alias_domains =
virtual_alias_maps = hash:/etc/postfix/virtual