Kerberos was created by MIT as a solution to these network security problems. The Kerberos protocol uses strong cryptography so that a client can prove its identity to a server (and vice versa) across an insecure network. Information on running Microsoft Exchange Server on AWS including the benefits, customer success stories, and developer resources. Outlook Web App (OWA); ActiveSync (mobile device access); Exchange Web Services; Outlook Anywhere (aka RPC-over HTTPS)….