The search is broken (and so is inserting links with alt text), so apologies if this is a duplicate and for not inserting a link to the thread about the broken search).
It's 2020, and the Automation Engine needs to support transport encrypted SMTP, for sending email in secure ways over the Internet, e.g. with a remote mail relay. At present time I believe it only supports plain text SMTP.
E.g. for this guy, but I totally second the request.