Register at the link: https://dashboard.stripe.com/register and verify via email.

When you log in to Stripe, you will be generated two test data items: Public Key and Secret Key, which you must enter into the appropriate fields that appear after selecting Stripe in the payment form in your online store's control panel.

To activate, follow Stripe’s instructions and register your business. Click the “continue activating” button.

After activating, you will receive two pieces of data: Public Key and Secret Key. Replace the test data with these and click the “Save” button.