text_combined: jorey bump qsdrjoreybumpcom charles marcus wrote 02122008 0350 pm 2122008 noel jones ubdarhmeganvbhcsorg wrote jorey says probably good idea required explicitly set smtpd_tls_auth_only yes accidental change smtpd_tls_security_level wont expose user passwords hmmm ok guess im dumb specifically whats difference smtpd_tls_security_level may smtpd_tls_auth_only yes tls optional clients mandatory authentication smtpd_tls_security_level encrypt tls mandatory clients since mandatory authentication cant take place without hence implication imposing tls authenticating users fine dedicated submission port good port 25 public mx might stop enormous amount spam good share legitimate mail well long dont fatfinger smtpd_tls_security_level encrypt wont matter auth_only set yes well yes still buy car insurance spite wearing safety belts tue 05 aug 2008 222707 0500 question smtpd_tls_security_level