HRWorks creates a user by name "api_user" with which you can create an API key for the purpose of making API calls and sends the HRWorks login information to a designated email ID. Please use the login information specified in the mail and login to HRWorks.
Once you login to HRWorks click "API Key" in the left menu.
Click the "Generate Key" button to generate the API key.
You can use the API key presented on the screen.
If you need to create a new API key, you can do so by clicking the "Regenerate Key" button.