Secure mode: When enabled, you must path both, the contact ID and the contact email address to verify the login attempt.
Secret Word (ThriveCart): Your ThriveCart secret word to verify autologin attempts coming from ThriveCart. Leave empty if you don't use ThriveCart.
Secret Key (JVZoo): Your JVZoo secret key to verify autologin attempts coming from JVZoo. Leave empty if you don't use JVZoo.
Secret Key (Clickbank): Your Clickbank secret key to verify autologin attempts coming from Clickbank. Leave empty if you don't use Clickbank.
Thank You Page Key (Digistore24): Your Digistore24 thank you page key to verify autologin attempts coming from Digistore24. Leave empty if you don't use Digistore24.