Microsoft Entra Agent ID
Authentication

What Is Microsoft Entra Agent Id

In brief

The page updates image accessibility text, refines wording about agent identities, and standardizes the name “Microsoft Entra ID Auth SDK (sidecar)” for third-party agent integrations.

What Entra admins need to know

Administrators may see clearer terminology when reviewing Agent ID documentation; no product behavior change or required action is indicated.

This editorial summary was generated by AI from the documentation changes. Verify important details in the full Microsoft Learn article.

Documentation change

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Microsoft Entra Agent ID is an identity and security framework that extends Microsoft Entra capabilities to AI agents. As organizations deploy assistive, autonomous, and user-like agents, they need purpose-built identity constructs to authenticate, authorize, govern, and protect these nonhuman identities. Microsoft Entra Agent ID addresses these needs by providing a unified platform for managing agent identities at enterprise scale.

:::image type="content" source="media/what-is-microsoft-entra-agent-id/microsoft-entra-agent-identity-capabilities.png" alt-text="Diagram showing agent securitythe identity management, access protection, governance, and compliance capabilities offered bythat Microsoft Entra Agent ID.ID provides for AI agents." lightbox="media/what-is-microsoft-entra-agent-id/microsoft-entra-agent-identity-capabilities-expanded.png":::

Microsoft Entra Agent ID brings together identity management, access protection, governance, and compliance for AI agents.

Agent identity platform

The Microsoft Entra Agent identity platform enables developers to create and manage agent identities, which are specialized identity constructs built for AI agents. Agent identity blueprints serve as templates for creating individual agent identities with parent-child relationships, enabling consistent security policies across large numbers of agents. The platform supports standard protocols such as OAuth 2.0, MCP,Model Context Protocol (MCP), and A2Aagent-to-agent (A2A) for authentication and agent-to-agent communication.

Microsoft Entra Agent ID works with agents built on Microsoft and non-Microsoft platforms. Organizations can integrate third-party agents from platforms such as AWS Bedrock and n8n by using the Microsoft Entra ID Auth SDK (sidecar) or workload identity federation, giving every agent a governed identity regardless of where it was built.

Security and governance for agents

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