什么是 Azure Active Directory?What is Azure Active Directory?

Azure Active Directory (Azure AD) 是 Microsoft 提供的多租户、基于云的目录和标识管理服务。Azure Active Directory (Azure AD) is Microsoft’s multi-tenant, cloud-based directory, and identity management service. Azure AD 将核心目录服务、应用程序访问管理和标识保护组合到一个解决方案中,提供基于标准的平台,帮助开发人员根据集中策略和规则为其应用程序提供访问控制。Azure AD combines core directory services, application access management, and identity protection in a single solution, offering a standards-based platform that helps developers deliver access control to their apps, based on centralized policy and rules.

Azure AD Connect 堆栈

Note

中国地区目前不支持 Azure Active Directory Premium P1 版、Premium P2 版和 Azure Active Directory 基本版。Azure Active Directory Premium P1, Premium P2, and Azure Active Directory Basic are not currently supported in China.

Azure AD 的优势Benefits of Azure AD

Azure AD 可帮助你:Azure AD helps you to:

  • 为整个企业中的每个用户创建和管理单一标识,使用户和组与 Azure AD Connect 保持同步。Create and manage a single identity for each user across your entire enterprise, keeping users and groups in sync with Azure AD Connect.

  • 通过对本地应用和云应用强制执行基于规则的多重身份验证,启用应用程序访问安全性。Allow application access security by enforcing rules-based Multi-Factor Authentication policies for both on-premises and cloud apps.

谁使用 Azure ADWho uses Azure AD

Azure AD 适用于应用开发人员以及 Office 365、Azure 用户。Azure AD is intended for app developers, and for users of Office 365, Azure.

  • 面向应用开发人员。For app developers. Azure AD 通过提供与全球数百万组织所用的标识管理解决方案的集成,帮助你专注于构建应用。Azure AD helps you focus on building your apps by providing integration with an identity management solution that's used by millions of organizations around the world.

  • 面向 Office 365 客户和 Azure 客户。For Office 365, Azure customers. 你已在使用 Azure AD。You're already using Azure AD. 每个 Office 365 和 Azure 租户实际上是 Azure AD 租户,因此你可以立即开始管理用户对集成云应用的访问。Each Office 365 and Azure tenant is actually an Azure AD tenant, letting you immediately start to manage your user-access to your integrated cloud apps.

Azure AD 的可靠性如何?How reliable is Azure AD?

Azure AD 的多租户、地理分布、高可用性设计意味着可以依赖它来解决最关键的业务需求。The multi-tenant, geographically distributed, and high availability design of Azure AD means that you can rely on it for your most critical business needs. Azure AD 通过自动故障转移在全球 28 个数据中心中运行。Azure AD runs out of 28 data centers around the world with automated failover. 这意味着即使数据中心出现故障,目录数据的副本也会存在于至少另外两个区域分散的数据中心中,并且可供即时访问。That means that even if a data center goes down, copies of your directory data are live in at least two more regionally dispersed data centers and available for instant access.

有关服务级别协议的详细信息,请参阅服务级别协议For more information about service level agreements, see Service Level Agreements.

选择版本Choose an edition

有关这些版本的定价选项,请参阅 Azure Active Directory 定价For the pricing options of these editions, see Azure Active Directory Pricing

后续步骤Next steps