Patent ID: 11887073
Assignee: MINKASU, INC.
Field: IT methods for management (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 12:
13. A system of a mobile device comprising:
a processor for executing computer program instructions; and
a non-transitory computer-readable storage medium storing computer program instructions executable by the processor to perform operations comprising:
receiving, by the mobile device, payment information;
generating, by the mobile device, a local payment fragment, the local payment fragment being a random number;
generating, by the mobile device, a remote payment fragment using the payment information and the local payment fragment according to a secret sharing scheme, wherein the remote payment fragment and the local payment fragment are combinable to recover the payment information;
sending, by the mobile device, the remote payment fragment for storage at a secure payment system;
responsive to sending the remote payment fragment for storage at the secure payment system, deleting, by the mobile device, the remote payment fragment from a memory of the mobile device;
storing, by the mobile device, the local payment fragment in the memory of the mobile device; and
responsive to receiving a request to initiate a transaction, sending, by the mobile device, the local payment fragment to the secure payment system, the secure payment system configured to combine the remote payment fragment with the local payment fragment to recover the payment information.