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-rw-r--r--modules/postfix/templates/main.cf3
1 files changed, 3 insertions, 0 deletions
diff --git a/modules/postfix/templates/main.cf b/modules/postfix/templates/main.cf
index ffda06b3..8a255087 100644
--- a/modules/postfix/templates/main.cf
+++ b/modules/postfix/templates/main.cf
@@ -95,6 +95,9 @@ smtpd_use_tls = no
#smtpd_tls_cert_file = /etc/pki/tls/certs/postfix.pem
#smtpd_tls_key_file = /etc/pki/tls/private/postfix.pem
#smtpd_tls_CAfile = /etc/pki/tls/certs/ca-bundle.crt
+# enable opportunistic TLS when sending
+smtp_tls_security_level = may
+smtp_tls_CAfile = /etc/pki/tls/certs/ca-bundle.crt
<%- if all_tags.include?('postfix::server') -%>
smtpd_etrn_restrictions = reject