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Authentication protocols and standards

Introduction to popular identity protocols, their strengths and gaps, and when to use them.

Guide to auth protocols thumbnail image

A Guide to Authentication Protocols

Discover different types of authentication protocols and their use cases to better understand their role in secure and convenient user login.

What is Dynamic Client Registration?

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What is PKCE? Flow Examples and How It Works

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What Is Protected Resource Metadata (PRM) and How It Works

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WebAuthn: How it Works & Example Flows

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What Is the A2A (Agent2Agent) Protocol and How It Works

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What Is the Model Context Protocol (MCP) and How It Works

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