Adds security and convenience when users __________ to applications in Azure Active Directory (Azure AD). This article describes the __________ __________ methods, and helps you choose the most appropriate method when configuring your applications. Users __________ once with one account to access domain-joined devices, company resources, software as a service (SaaS) applications, and web applications. After __________ing _____, the user can launch applications from the Office 365 portal or the Azure AD MyApps access panel. Administrators can centralize user account management, and automatically add or remove user access to applications based on group membership.