o smtpd_relay_restrictions=permit_sasl_authenticated,reject o smtpd_client_restrictions=permit_sasl_authenticated,reject

o smtpd_sasl_security_options=noanonymous Sep 19 19:11:04 ubuntu postfix/smtp: Trusted TLS connection established to gmail-smtp-in.l.:25: TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits) Sep 19 19:11:04 ubuntu postfix/submission/smtpd: disconnect from ehlo=2 starttls=1 auth=1 mail=1 rcpt=1 data=1 quit=1 commands=8 Sep 19 19:11:04 ubuntu postfix/submission/smtpd: 803AB41C0A: client=, sasl_method=LOGIN, sasl_username=raitis Sep 19 19:11:04 ubuntu postfix/submission/smtpd: Anonymous TLS connection established from : TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits) Sep 19 19:11:04 ubuntu postfix/submission/smtpd: connect from :( Sep 19 19:10:56 ubuntu postfix/master: daemon started - version 3.1.0, configuration /etc/postfix Here is log from postfix: can see mail come in with TLSv1. Here is log: postfix/submission/smtpd: Anonymous TLS connection established from : TLSv1 with cipher DHE-RSA-CAMELLIA256-SHA (256/256 bits) When my webshop sending mail to my postfix server it uses TLSv1 Question is how can i configure postfix to use TLSv1.2 when i send mail from my webshop? I start build my first cloud server: Ubuntu 16.04 with postfix.

Test tls 1.2