US Patent 10453056 Secure account creation

Disclosed herein are systems and methods for real-time provisioning of new payment card numbers to users of a payment-service system, wherein the new payment card numbers are issued to users without activation or registration. By issuing payment card numbers in real-time and without registration, these systems and methods can provide a relatively frictionless experience for users. As such, these systems and methods can issue more payment card numbers, increase market penetration and use of the payment card numbers because the systems and methods are relatively efficient to use compared with prior methods of issuing payment card numbers.