You can also setup transport rules for it, which again, was available previously. With the “protect” feature, you are really just getting a shortcut to apply the Do Not Forward permission to your messages. Take for example this shiny new button we get for “protecting” our messages in OWA.
That is, the “new” encryption technology isn’t really new at all. The name changes weren’t confusing enough for us, right? Well, awhile back they announced this big change to the email encryption experience.
Previously we have covered Office 365 Message Encryption, as well as what used to be called Azure Rights Management (now Azure Information Protection).