If an administrator requests smtp_security=starttls via epn.conf, but SMTP server disables STARTTLS, then EPN downgrade security to none, which means plain text. The administrator doesn't expect such behavior.
smtp_security=starttls
none
master:
ipa-4-8:
Metadata Update from @rcritten: - Issue close_status updated to: fixed - Issue status updated to: Closed (was: Open)
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