First, navigate to the official Auth0 site, https://auth0.com, and click on the SIGN UP button:

Then, fill the form with your email and password, and click on the SIGN UP button or use your social network accounts:

Once the sign-up process is complete, you should be redirected to your administration dashboard. The administration dashboard will allow you to configure the different security mechanisms that you can implement in just a few seconds. Let's continue by registering an application to generate some valid configuration values to connect our Aurelia application to Auth0.