Integration with other modules

• SMS Notifications — provides the SMS provider for phone codes. Set it up on the Messaging page; its providers appear as routes in Mobile code delivery.
• WhatsApp Notifications — can carry codes when its route is added to the delivery order.
• Guest Checkout — with Require verification before checkout, guests confirm their email or phone before ordering.
• Payment Restrictions — combine with checkout verification to limit cash on delivery.
• Two-Factor Authentication — protects admin and staff logins. OTP Verification is for shoppers and sellers.
• reCAPTCHA — blocks bots on forms; OTP proves the person owns the email or phone. They work well together.