foreground = no pid = /var/run/stunnel-smtps.pid setuid = stunnel4 setgid = stunnel4 debug = 4 [smtps] accept = 0.0.0.0:465 connect = 127.0.0.1:25 cert = /etc/postfix/tls/cert.pem key = /etc/postfix/tls/key.pem