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tRPC End-to-End Type Safe APIs · Lesson

Authentication Middleware

Implement authentication checks using tRPC middleware to protect your API procedures.

Protect Your API with Auth

Welcome to this lesson on tRPC authentication middleware! Securing your API is crucial to ensure only authorized users can access sensitive data or perform critical actions.

Middleware in tRPC provides an elegant way to centralize these security checks before any procedure runs.

Why Auth Middleware?

Using middleware for authentication offers significant advantages:

  • Centralized Logic: Define authentication rules once and apply them everywhere.
  • Reduced Duplication: Avoid writing the same security checks in every API procedure.
  • Clean Code: Keep your business logic separate from security concerns.
  • Consistency: Ensure all protected endpoints adhere to the same security standards.

All lessons in this course

  1. Creating tRPC Context
  2. Authentication Middleware
  3. Custom Middleware Chains
  4. Logging and Performance Timing Middleware
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