Implementing OAuth and API Key Authentication with TypeScript | CodeSignal Learn

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Implementing OAuth and API Key Authentication with TypeScript

Security & Governance

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3 courses

31 practices

5 hours

Learn OAuth 2.0 and API key authentication through hands-on TypeScript development. Uses offense-defense methodology to demonstrate vulnerabilities before implementing secure solutions. Covers authorization flows, account linking, token management, and API security.

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Verified skills you'll gain

INTERMEDIATE

API and Web Services Security

INTERMEDIATE

Secure Coding Practices and Code Review

Tools you'll use

TypeScript

Course 1

OAuth Fundamentals & Mock Implementation

5 lessons

12 practices

This course introduces OAuth 2.0 authentication using mock Google providers. Learn OAuth fundamentals, implement authorization code flow, and integrate with your TypeScript/Express pastebin application. Follows an offense-defense approach, demonstrating vulnerabilities before implementing secure solutions.

Course 2

OAuth Advanced Features & Integration

3 lessons

9 practices

Build upon OAuth fundamentals to implement account linking, unified authentication, and error handling. Create production-ready OAuth systems with mock providers. Follows an offense-defense approach, exploring advanced attack vectors before implementing sophisticated security measures.

Course 3

API Key Authentication & Security

3 lessons

10 practices

This course covers implementing basic API key authentication alongside your existing OAuth system. You will learn to generate API keys, authenticate requests, and manage key security. The course follows an **offense-defense approach**, demonstrating simple API key vulnerabilities before implementing secure solutions.

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