How do I implement JWT authentication in my Angular app?

How do I implement JWT authentication in my Angular app?

To implement JWT authentication in Angular, you need to set up a backend that issues JWTs and then use Angular's HttpClient to manage authentication.

What steps do I need to follow to set up the backend?

First, create an API endpoint for user login that generates a JWT. Then, use a library like jsonwebtoken to sign the token.

How do I store the JWT in the Angular app?

You can store the JWT in local storage or session storage. Use Angular's localStorage service to save and retrieve the token.

How do I protect routes in my Angular app using JWT?

You can use route guards in Angular to protect routes. Check for the presence of a valid JWT before allowing access.