Patent ID: 11893581
Assignee: BLOCK, INC.
Field: IT methods for management (Electrical engineering)
Classification: CPC G | IPC G

Claim 15:
16. A method for replenishing temporary tokens in a payment device, comprising:
storing a temporary authentication token in a memory of a payment device, the temporary authentication token configured for use in authenticating the payment device during a payment transaction;
coupling the payment device to a reader device during a payment transaction;
obtaining the temporary authentication token of the payment device with reader circuitry of the reader device when the payment device is coupled to the reader device;
receiving, by a server, the obtained temporary authentication token from the reader device during the payment transaction;
determining, by the server, whether to proceed with authorizing the payment transaction based on the received temporary authentication token;
providing, by the server, a script and a new temporary authentication token to the reader device for the payment device, the script including an instruction for a processing unit of the payment device to store the new temporary authentication token in the memory of the payment device;
communicating, by the reader device, the script and the new temporary authentication token received from the server to the payment device via a communication path between the reader device and the payment device when the payment device is coupled to the reader device;
executing, by the payment device, the script communicated by the reader device when the payment device is coupled to the reader device; and
storing, upon execution of the script by the payment device, the new temporary authentication token in the memory of the payment device for use in a subsequent payment transaction.