First select API Keys in your stripe account
Once it is created then copy your secret key.
2. Paste the Stripe API Secret Key in your Trust Swiftly management page then Update keys and then Manage.
Select a template to apply automatically for payments in review. If you select Approve reviews automatically the review in Stripe will be marked complete once your customer completes the verifications on Trust Swiftly. Lastly the Email notification is possible to notify the customer about the verification requirement.