Bryan K. Walton via Postfix-users:
> Hi,
>
> I'm trying to find a way for Postfix to log when a mail server that
> connects to our server delivers an email message to us through an
> unencrypted session. I know that TLS logging can log when sessions
> are TLS encrypted. But is there a way to log when an smtp session is
> specifically not encrypted?
main.cf:
smtpd_data_restrictions = warn_if_reject reject_plaintext_session
This warns about plaintext content, without rejecting it.
wietse
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