Patent ID: 11892963
Assignee: INFINEON TECHNOLOGIES AG
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC B  G

Claim 18:
19. A device comprising:
processing circuitry; and
a data register configured to store a register value for the device, wherein the processing circuitry is configured to:
receive, from a controller, an instruction requesting data for the device, wherein the instruction comprises a reference value and wherein the reference value comprises a hash value;
generate, using the register value for the device stored at the data register of the device, a hash value as the data for the device;
determine a comparison result value based on a comparison of the generated hash value and the hash value of the instruction;
determine whether to respond to the instruction based on the comparison result value; and
in response to a determination to respond to the instruction, output, to the controller, the comparison result value, wherein, to output the comparison result value, the processing circuitry is configured to refrain from outputting the data for the device.