For
enterprise tablet users, Fire OS 3.1 offers several new features, including the ability to securely connect to
enterprise Wi - Fi networks to access corporate apps, documents and other resources on Microsoft SharePoint, and support for Kerberos
authentication which enables secure intranet browsing from the Amazon Silk browser, as well as a native VPN client and native SCEP (Simple Certificate Exchange
Protocol) client that lets users retrieve digital certificates for secure resources.