Multifunction removable cover for portable payment device

摘要

Methods and devices for conducting financial transactions are provided. Aspects and embodiments include multifunction removable covers for portable payment devices; multifunction removable covers configured as password token type portable payment devices; and multifunction removable covers configured as radio frequency shields to prevent unintended data transmission.

主权项

1. A multifunction removable cover for a portable payment device, comprising:
a solid support; a processor coupled to the solid support, wherein the processor is configured to generate dynamic authentication data, wherein the processor is configured to change the dynamic authentication data periodically after a set time interval; a card-communication contact connected to the solid support and configured to couple the multifunction removable cover to the portable payment device; and a USB contact, wherein the processor is configured to provide the dynamic authentication data via the USB contact to a computing device.