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What is Managed Identity in Azure and why is it recommended?

Managed Identity is an Azure feature that allows cloud services to authenticate securely without storing usernames, passwords or connection strings. When Managed Identity is enabled, Azure automatically creates and manages an identity in Microsoft Entra ID (formerly Azure Active Directory). Applications can then securely access Azure resources such as Key Vault, Storage Accounts and SQL Databases without handling credentials manually. This reduces the risk of credential leakage, simplifies authentication management and follows Microsoft's Zero Trust security principles. Managed Identity is widely recommended for cloud-native applications because it enhances security while reducing administrative overhead.

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Managed Identity is an Azure feature that provides Azure resources with an automatically managed identity in Microsoft Entra ID. It allows applications to securely authenticate with other Azure services without storing usernames, passwords, connection strings, or client secrets in the application. For example, an Azure App Service or Azure Function can use its Managed Identity to securely access Azure Key Vault, Azure SQL Database, Azure Storage, or Azure Service Bus. Managed Identity is recommended because it eliminates the risk of exposing credentials, simplifies authentication management, and follows the principle of least privilege through Azure Role-Based Access Control (RBAC). Since Azure automatically manages credential creation, rotation, and lifecycle, developers can build more secure and maintainable cloud applications.

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