Getting API Key
API Key is a required credential to use all API endpoints. This page will guide you through how to obtain and use an API Key.
Step 1: Register an Account
First, you need to have an account to create an API Key.
- Visit the registration page
- Fill in the required information
- Verify your email
- Log in to the system
Step 2: Access Account Information Page
After successfully logging in to authtool.app, you need to access the account information page to get your API Key.

Step 3: Find and Copy API Key
In the account information page, you will see your API Key:

Important
- This API Key is unique and secret to you
- Do not share your API Key with anyone
Note
- Replace
YOUR_API_KEY_HEREwith your actual API Key - The
x-api-keyheader must be added to every request to the API - If this header is missing or the API Key is invalid, the request will return a 401 Unauthorized error