EQ Admin EQ Forum Admin Staff member Mar 22, 2016 #1 Currently a draft, it's intended to be better than STARTTLS for SMTP - draft-margolis-smtp-sts-00 - SMTP Strict Transport Security
Currently a draft, it's intended to be better than STARTTLS for SMTP - draft-margolis-smtp-sts-00 - SMTP Strict Transport Security
Mailfence. Valued Member Sep 9, 2016 #2 A related article on the same topic can be found here as well.