Host a website on any hosting Platform.
Configure it to use AWS Cognito
Configure API Gateway to integrate with AWS Cognito, to serve the content only to the Authenticated user.
Send an email to the developer, if the API is involed using SNS.
AWS Cognito
AWS API Gateway
AWS Lambda
AWS DynamoDB
AWS SNS
The links and the ARN displayed in the Youtube Video, might differ in the repository.
The changes that needs to be done in all the file is marked with the comment "**Change - .......**"