SharePoint|sapiens Trust-Center
A Technical Overview of our SharePoint apps & add-ins
To provide a more technical view of how these apps work we provide some simplified diagrams that show how authentication and flow of e-mail works.
How Authentication is handled?

What happens when sending Meeting Invites via Exchange?

What happens when sending Meeting Invites via Mailgun?
With Mailgun as the e-mail infrastructure instead of Exchange you can process very high numbers of simultaneous enrollments.
