The prerequisites for this recipe are as follows:

1. A working AWS account
2. The Node.js and npm installed on your machine
3. Download the amazon-cognito-identity.min.js file
4. Create an S3 bucket and upload the amazon-cognito-identity.min.js file
5. Create a Cognito user pool and a client

We also need to complete the following setup before we follow the steps outlined in the How to do it... section: