Angular 10 JWT Authentication example

Flow for User Registration and User Login

For JWT – Token based Authentication with Web API, we’re gonna call 2 endpoints:

• POST api/auth/signup for User Registration
• POST api/auth/signin for User Login

You can take a look at following flow to have an overview of Requests and Responses that Angular 10 Client will make or receive.

Angular JWT App Diagram with Router and HttpInterceptor

For more detail, please visit:

Angular 10 JWT Authentication with Web API

With Spring Boot back-end

Angular 10 + Spring Boot: JWT Authentication & Authorization example

Run ng serve for a dev server. Navigate to http://localhost:4200/.

With Node.js Express back-end

Angular 10 + Node.js Express: JWT Authentication & Authorization example

Open app/_helpers/auth.interceptor.js, modify the code to work with x-access-token like this:

...

// const TOKEN_HEADER_KEY = 'Authorization'; // for Spring Boot back-end
const TOKEN_HEADER_KEY = 'x-access-token';   // for Node.js Express back-end

@Injectable()
export class AuthInterceptor implements HttpInterceptor {
  ...

  intercept(req: HttpRequest<any>, next: HttpHandler): Observable<HttpEvent<any>> {
    ...
    if (token != null) {
      // for Spring Boot back-end
      // authReq = req.clone({ headers: req.headers.set(TOKEN_HEADER_KEY, 'Bearer ' + token) });

      // for Node.js Express back-end
      authReq = req.clone({ headers: req.headers.set(TOKEN_HEADER_KEY, token) });
    }
    return next.handle(authReq);
  }
}

...

Run ng serve --port 8081 for a dev server. Navigate to http://localhost:8081/.

More practice

Angular 10 CRUD application example with Web API

Angular 10 Pagination example | ngx-pagination

Angular 10 File Upload example with progress bar

Fullstack with Node.js Express:

Angular 10 + Node.js Express + MySQL

Angular 10 + Node.js Express + PostgreSQL

Angular 10 + Node.js Express + MongoDB

Fullstack with Spring Boot:

Angular 10 + Spring Boot + MySQL

Angular 10 + Spring Boot + PostgreSQL

Angular 10 + Spring Boot + MongoDB

Fullstack with Django:

Angular 10 + Django Rest Framework

Integration (run back-end & front-end on same server/port)

How to Integrate Angular 10 with Node.js Restful Services

How to Integrate Angular with Spring Boot Rest API