main.cf

# See /usr/share/postfix/main.cf.dist for a commented, more complete version


# Debian specific:  Specifying a file name will cause the first
# line of that file to be used as the name.  The Debian default
# is /etc/mailname.
myorigin = /etc/mailname

smtpd_banner = $myhostname ESMTP $mail_name (Debian/GNU)
biff = no

# appending .domain is the MUA's job.
append_dot_mydomain = no

# Uncomment the next line to generate "delayed mail" warnings
#delay_warning_time = 4h
policy-spf_time_limit = 3600s

readme_directory = /usr/share/doc/postfix

# See http://www.postfix.org/COMPATIBILITY_README.html -- default to 2 on
# fresh installs.
compatibility_level = 2

# TLS parameters
smtpd_tls_cert_file=/etc/letsencrypt/live/torroristen.de/fullchain.pem
smtpd_tls_key_file=/etc/letsencrypt/live/torroristen.de/privkey.pem
smtpd_use_tls=yes
smtpd_tls_session_cache_database = btree:${data_directory}/smtpd_scache
smtp_tls_session_cache_database = btree:${data_directory}/smtp_scache
smtpd_tls_loglevel = 2
smtpd_tls_received_header = yes
smtpd_tls_security_level = may
#smtpd_tls_req_ccert = yes
#smtpd_tls_ccert_verifydepth = 2
smtpd_tls_auth_only = yes

smtp_tls_security_level = may
smtp_tls_session_cache_database = btree:${data_directory}/smtp_scache
smtp_tls_CAfile = /etc/letsencrypt/live/torroristen.de/cert.pem
# optional zur Fehlersuche
smtp_tls_loglevel = 1

# See /usr/share/doc/postfix/TLS_README.gz in the postfix-doc package for
# information on enabling SSL in the smtp client.
smtpd_sender_restrictions =  permit_sasl_authenticated
#smtpd_sender_restrictions = check_sender_access hash:/var/spool/postfix/plesk/blacklists, permit_sasl_authenticated

smtpd_recipient_restrictions =
    permit_mynetworks,
    permit_sasl_authenticated,
    reject_unauth_destination,
check_policy_service inet:127.0.0.1:10023,


#smtpd_relay_restrictions = permit_mynetworks =  permit_sasl_authenticated =  defer_unauth_destination

smtpd_relay_restrictions =
        permit_mynetworks,
        permit_sasl_authenticated,
         defer_unauth_destination,



myhostname = mail.ukleemann.de
alias_maps = hash:/etc/aliases
alias_database = hash:/etc/aliases
myorigin = /etc/mailname
mydestination = $myhostname, ukleemann.de, torroristen.de, bosselnet.de, localhost.localdomain, localhost
mynetworks = 127.0.0.0/8 mail.ukleemann.de [::ffff:127.0.0.0]/104  [::1]/128
mailbox_size_limit = 0
recipient_delimiter = +
inet_interfaces = all
inet_protocols = all

smtpd_delay_reject = yes
smtpd_helo_required = yes



# DKIM
#milter_default_action = accept
#milter_protocol = 6
#smtpd_milters = inet:localhost:12345
#milter_default_action = tempfail
#non_smtpd_milters = inet:localhost:12345
html_directory = /usr/share/doc/postfix/html
smtpd_sasl_local_domain = $myhostname
smtpd_sasl_auth_enable = yes
broken_sasl_auth_clients = yes
smtpd_sasl_security_options = noanonymous
#smtpd_recipient_restrictions = permit_sasl_authenticated, permit_mynetworks, reject_unauth_destination


virtual_transport = dovecot