MODULE WITH A CONTROLLER FOR A CHIP CARD
First Claim
1. A module with a controller for a chip card, wherein the controller comprises first and second I/O pads for data input and output, and the module comprises an I/O pad, and the first and second I/O pads of the controller are connected to only the one I/O pad of the module.
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Accused Products
Abstract
In a module with a controller for a chip card, the controller having first and second I/O pads for data input and output, and the module having one I/O pad. Both of the first and second I/O pads of the controller are connected to only the one I/O pad of the module. In this manner, data output via one of the first and second I/O pads of the controller may be read and monitored by the controller via the other of the first and second I/O pads of the controller.
25 Citations
8 Claims
- 1. A module with a controller for a chip card, wherein the controller comprises first and second I/O pads for data input and output, and the module comprises an I/O pad, and the first and second I/O pads of the controller are connected to only the one I/O pad of the module.
- 6. A method for detecting attacks on a controller of a module for a chip card, wherein the controller comprises first and second I/O pads for data input and output, and the module comprises an I/O pad for data input and output, and wherein the first and second I/O pads of the controller are connected to only the one I/O pad of the module, the method comprising monitoring data transmitted via the first I/O pad of the controller using data received via the second I/O pad of the controller.
Specification