The document provides an overview of Microsoft's Enterprise Mobility Suite (EMS) for securing access to corporate resources from mobile devices. EMS combines Azure Active Directory Premium, Microsoft Intune, and Azure Rights Management to provide identity and access management, mobile device management, and information protection capabilities. The summary outlines the key components of EMS - using Azure AD Premium for identity management, Intune for mobile device and application management, and Azure Rights Management for data protection and rights management.